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A Resource For You!

Window professionals have so many resources, this list is one of them. So we?re releasing it to window shoppers, an excellent and exclusive resource for your replacement-window shopping! Just remember, the bigger the company doesn?t always mean better!


Headquarters: N. Wilkesboro, NC
Product lines: Composite, vinyl and clad-wood windows.
Employees: 180
Web site:

A&H is a made-to-order window manufacturer primarily serving the East Coast. With a 144,000-square-foot plant, the company also assembles Therma-Tru doors for distribution. Its window line includes the Gallery Windows series of composite products, which provides customers with a range of brickmould, grille and sash styles within a common frame; the Designview line of vinyl windows with a DP 50 rating; the vinyl-clad Cladview series and the Nuview sash replacement product. Its WindowVation system allows customers to configure and order any A&H window or Therma-Tru door online.


Headquarters: Ontario, CA
Product lines: Aluminum and vinyl windows and sliding doors.
Employees: 240
Web site:

The company manufactures, sells, distributes and installs aluminum and vinyl sliding windows and patio doors to residential builders in Southern California. In 2004, ABC completed a recapitalization with management and William Blair Capital Partners VII. The Chicago-based private equity group invested $27 million in the window manufacturer to enable it to better pursue its growth strategy. For 2005, the company plans to launch a new line of deluxe French sliding vinyl patio doors.


Headquarters: Bensalem, PA
Product lines: Vinyl windows. Steel entry doors.
Employees: 250
Web site:

The manufacturer moves from the $30 million to $40 million category this year into the $40 million to $50 million sales category. Focusing on the replacement market, AccuWeld’s parent company is Arch America, Pennsauken, NJ, which also owns Ultra Hardware Products LLC, a supplier of builders and OEM window and door hardware; Aluminum Shapes LLC, an aluminum extruder; and the Delair Group LLC, a producer of pools and fencing.


Headquarters: Carrollton, TX
Product lines: Aluminum and thermally broken windows. Vinyl windows with or without wood jamb extensions. Aluminum patio doors. Insulating units.
Employees: 350
Web site:

AWT started producing windows in 2000, and with new manufacturing and distribution centers located in Houston and San Antonio, the company currently ships windows and patio doors to 16 southern states. Since its inception, AWT sales have increased $10 million each year it has been in business, it reports, enabling the company to move from the $30 million to $40 million sales category to the $40 million to $50 million category. AWT recently invested another $1.5 million in high-productivity automated equipment for its vinyl lines and has introduced a new vinyl series designed for coastal regions where there is a need for higher performance windows.


Headquarters: Bryan, TX
Product lines: Vinyl and aluminum windows and doors.
Employees: 775
Web site:

A vertically integrated manufacturer, Alenco operates plants in Bryan, TX, and Peachtree City, GA. Focusing on windows and doors for single- and multifamily new construction, it distributes its products primarily through a network of independent building materials distributors located in the southwestern and southeastern United States. Linsalata Partners, which also has a stake in Eagle Window & Door, another Top 100 Manufacturer, acquired a stake in Alenco in 2004. Alenco moves up to the $100 million to $200 million category this year from the $75 million to $100 million category.


Headquarters: Edmonton, AB
Product lines: Wood, metal-clad and PVC windows and doors.
Employees: 600
Web site:

With a 238,000-square-foot manufacturing and headquarters facility in Edmonton, the company reports it is one of the largest privately owned window and door manufacturers in Canada. The company has sales operations across the country, and also exports products to the United States and overseas. In 2004, it launched two new vinyl lines, as well as a metal-clad vinyl window for high-rise apartment buildings.


Headquarters: Cuyahoga Falls, OH
Product lines: Vinyl windows and doors. Additional product lines include vinyl siding, fencing and other products.
Employees: 3,000
Web site:

A new investor acquired a 50 percent stake in Associated Materials, parent of Alside Windows, at the end of 2004. Investcorp, a global private equity group that recently owned MW Windows, stepped back into the industry by purchasing half of the company from Harvest Partners, a New York-based private equity firm that took a majority stake in the company several years ago. As far as other business activity, Alside spent 2004 incorporating its 2003 acquisition, Gentek Holdings, into its operations.


Headquarters: Plano, TX
Product lines: Vinyl windows and doors.
Web site:

Amerimax moved its California manufacturing operation into a new 92,000-square-foot facility in Woodland last year. The facility is 33 percent larger than its previous facility in Sacramento. With a more efficient layout and more delivery docks, the new facility expands capacity and provides faster turnaround times on orders. It is owned by Euramax International, a supplier of fabricated metal products that reports overall annual sales of more than $700 million.


Headquarters: Salt Lake City
Product lines: Vinyl and composite windows and doors.
Employees: 400+
Web site:

A window manufacturer for more than 50 years, Amsco produces vinyl windows and patio doors, focusing on the new construction and remodeling markets in the Intermountain West. In 2004, Amsco launched the Renaissance composite window line, a high-end line designed to compete with clad-wood products.


Headquarters: Bayport, MN
Product lines: Wood windows and patio doors. Composite replacement windows.
Employees: 8,500
Web site:

Andersen, which reports making over 5 million windows and doors annually, ranked 104th in Forbes Magazine’s 2004 annual listing of America’s largest private companies. Forbes estimated Andersen’s 2003 sales at $2.15 billion, up from $2 billion in 2002. In 2004, the manufacturer completed a new 150,000-square-foot extrusion facility in North Branch, MN, that produces lineal window and door components made with the company’s Fibrex wood/plastic composite material.


Headquarters: Clovis, CA
Product lines: Vinyl windows and doors.
Employees: 300
Web site:

Focusing on high-end vinyl replacement windows, Anlin recently completed a $10 million expansion project, including installation of four automated Super Spacer lines for the production of insulating glass. In 2001, it added 115,000 square feet to its plant, bringing the total to 200,000. The company, which had been a licensed manufacturer of CertainTeed Window products, now offers its own line of high-performance products designed specifically for the California market.


Headquarters: Dallas
Product lines: Aluminum and vinyl windows and patio doors.
Employees: 7,000
Web site:

Atrium, which states it is the largest manufacturer of residential vinyl and aluminum windows in North America, now operates over 80 manufacturing and distribution centers in 23 states and Mexico. It produces about 7 million windows and patio doors per year and has annual sales of nearly $800 million, according to company officials. Atrium continues to be one of the most active consolidators in the window and door industry. It focuses on the repair and remodeling markets in California, Arizona, Nevada and Hawaii through an extensive dealer network.


Headquarters: Winchester, VA
Product lines: Millwork products. Wood and vinyl windows.  Pre-hung interior and exterior doors and trim products.
Employees: 600
Web site:

Established in 1876, Barber & Ross moved its headquarters and primary manufacturing plant from Leesburg, VA, to a new 280,000-square-foot facility in Winchester, VA, last year. The builder-direct supplier and manufacturer of windows, pre-hung doors, mouldings, custom millwork and Euromould polyurethane foam trim products operates four regional manufacturing facilities encompassing more than 600,000 square feet and services nine states.


Headquarters: Newark, DE
Product lines: Vinyl windows, architectural shapes and patio doors for the remodeling, new construction and light commercial markets.
Employees: 260
Web site:

BFRich entered the Top 100 rankings on its own last year, having been acquired by a management group and Michael D. Sifen, a Virginia real estate developer, in 2003. It was previously owned by Chariot Management. This year, it moves up from the $15 million to $30 million category to the $30 million to $40 million category. BF Rich has been manufacturing windows and doors since 1957 and operates a 120,000-square-foot, state-of-the-art facility that received Window & Door’s Crystal Achievement Award for Most Innovative Plant in 1999.


Headquarters: Spokane, WA
Product lines: Vinyl windows and doors.
Employees: 350
Web site:  

Previously known as Window Products Inc., the company changed its name to Cascade Windows in 2004 to reflect its signature product line. Having acquired the window manufacturing assets of McVay Brothers Inc., also based in Spokane, as well as Avante Windows in Salt Lake City, in 2002, the company now has two manufacturing plants in Spokane and one in Salt Lake City.


Headquarters: Valley Forge, PA
Product lines: Vinyl windows and patio doors. Also supplies vinyl extrusions to independent window fabricators.
Employees: 1,400
Web site:

In an effort to tap into the high-growth markets in the western United States, CertainTeed opened a new multimillion dollar, 229,000-square-foot production facility in W. Sacramento, CA, in 2004, making it the second straight year the company has constructed a new window plant. In 2003, it added a 210,000-square-foot facility in Lebanon, IN. CertainTeed also added Marshall Vinyl Windows in 2002. CertainTeed—also a leading North American manufacturer of vinyl and fiber cement siding; vinyl and composite decking, railing and fencing; residential and HVAC insulation; residential and commercial roofing and pipe and foundation systems—celebrated its 100th anniversary in 2004.


Headquarters: Cincinnati, OH
Product lines: Vinyl replacement windows, vinyl siding, patio rooms and porch enclosures, steel and fiberglass prime doors and sliding patio doors.
Employees: 1,600
Web site:

Champion sells direct to the homeowner via in-home sales and 55 factory showrooms in 31 states. The company reports that it beautified over 45,000 homes nationwide last year and manufactured well over 200,000 custom windows. Ninety percent of sales are to homeowners. In 2004, the company opened locations in Hartford, CT; Huntsville, AL; Portland, OR; and Long Island, NY, and plans two more openings in 2005. Champion supplies all offices from over 800,000 square feet of combined manufacturing space in Cincinnati and Denver using its own trucking operation, Champion Logistics.


Headquarters: Houston
Product lines: Aluminum and vinyl windows.
Web site:

The company operates a 500,000-square-foot manufacturing facility in Houston, as well as separate locations serving the Dallas/ Fort Worth and Austin/San Antonio markets. It is partially owned by Equus II Inc., a Houston-based private equity group which reported Champion had revenues in excess of $74 million in 2003.


Headquarters: McComb, MS
Product lines: Aluminum and vinyl windows and doors.
Employees: 1,500
Web site:

The manufacturer has plants located in Magnolia, MS; Lumberbridge, NC; and Newton, MS.


Headquarters: Flushing, NY
Product lines: Aluminum and vinyl windows and sliding patio doors. Steel and fiberglass entry doors.
Employees: 360
Web site:

The company manufactures aluminum and vinyl replacement and new construction windows, architectural windows and residential entry doors sold under the Crystal and Opal names, as well as privately labeled products. A new national sales effort has expanded the company’s distribution network beyond the Northeast and Mid-Atlantic regions to the Midwest and Southeast. Last year, the company acquired and renovated a Union, MO, facility and vertically integrated into aluminum extrusion.


Headquarters: Ocala, FL
Product lines: Aluminum windows, prime entry and patio doors. Vinyl film windows.
Employees: 180
Web site:

Based in one of the fastest growing areas of the country, Custom Window Systems continues to grow, moving up from the $20 million to $30 million sales category to the $30 million to $40 million category this year. Started in 1986 with 5,000 square feet of workspace and a staff of six, the manufacturer currently has more than 141,000 square feet of manufacturing space in five buildings, producing more than 17,500 custom-made windows and doors each month.


Headquarters: Dubuque, IA
Product lines: Wood and clad-wood windows and doors.
Employees: 800
Web site:

Eagle sets itself apart by providing high-end window and door products that offer additional value, such as VisionGuard protective film, which the company launched as a standard feature at the 2004 Builders’ Show. Eagle was acquired by Linsalata Partners in 2002. Linsalata, a Cleveland-based private equity firm, also has an interest in Alenco Windows, another Top 100 manufacturer. Eagle Window & Door operates a 390,000-square-foot plant in Dubuque, IA.


Headquarters: Gardena, CA
Product lines: Exterior doors for residential housing, manufactured housing and recreational vehicles and cargo trailers. Single, sidelite, French, patio and custom doors.
Employees: 1,250
Web site:

The company produces steel and fiberglass door cores in Crossville, TN, and Aurora, OR. It operates manufacturing divisions in Douglas, GA; Reidsville, NC; Tuscumbia, AL; Mesa, AZ; Leola, PA; Elkhart, IN; and Meridian, ID. It is currently looking at adding manufacturing capabilities at its Indiana and Pennsylvania facilities, as well as expanding product lines available through its Georgia facility. Serving the entire United States, the firm also maintains international sales operations at its headquarters in Gardena, CA.


Headquarters: Tualatin, OR
Product lines: Vinyl windows and doors, including Energy Star horizontal and vertical sliders, picture windows, patio doors, casements, awnings and skylights.
Employees: 275
Web site:

With locations in Seattle, Portland and Eugene, OR, and Sacramento, CA, the manufacturer distributes products throughout the western United States, including Hawaii and Alaska, through dealers and large contractors. It operates a state-of-the-art, 100,000-square-foot facility in Tualatin.


Headquarters: Corona, CA
Product lines: Aluminum windows and doors. Wardrobe mirror doors.
Employees: 130
Web site:

The company produces aluminum windows and doors for luxury homes and commercial applications. It sells its products throughout the United States, as well as internationally. In 2001, it added vinyl windows and sliding doors, constructing a 35,000-square-foot expansion to its manufacturing facility to accommodate the new line. In 2003, it added an aluminum entrance door line with offerings up to 4 x 12 feet.


Headquarters: Sanford, FL
Product lines: Aluminum windows and sliding glass doors, including impact-resistant products. Patio enclosure screen doors. Pool and patio enclosure extrusions and other building materials.
Employees: 630
Web site:,

The manufacturer of Milestone windows and sliding glass doors is vertically integrated, producing its raw material in its own aluminum remelting foundry, extruding aluminum, powder coating, fabricating and assembling. In 2005, the company is introducing vinyl window product lines, opening an on-site quality assurance window and door test facility and expanding total manufacturing and distribution operations from 650,000 to 1 million square feet.


Headquarters: Montreal, PQ
Product lines: Clad-wood, wood, PVC and aluminum windows. Steel and wood doors.
Employees: 600
Web site:

The Focus Group consists of three manufacturing companies based in Quebec. Laflamme Doors & Windows, based in St. Appolinaire, produces clad-wood windows and doors, all-PVC windows and patio doors and steel entry systems. In 2004, the company produced 150,000 doors and windows at its 120,000-square-foot plant. Focus’ other two companies are Solarcan and Unicell. Both located in Montreal, they produce aluminum windows, PVC windows and steel doors for the residential and commercial markets.


Headquarters: Holbrook, NY
Product lines: Residential and commercial sunrooms, conservatories and glass enclosures. Sunroom roofing systems.
Web site:

Four Seasons’ parent company is Ultraframe Plc, a publicly traded supplier of glazed conservatory roofing systems in the UK Ultraframe reported sales of $230 million for the year ending October 1, 2004. Four Seasons’ sales were reported at $79.5 million for the same period. Ultraframe states that it now has 323 franchises and dealers in North America and throughout the world.


Headquarters: S. Sioux City, NE
Product lines: Commercial aluminum windows, vinyl windows and patio doors. Storm doors.
Employees: 150
Web site:

Founded in 1932, Gerkin moved into a new165,000-square-foot plant and office complex in S. Sioux City in January of 2004. Prior to that, it was located in Sioux City, IA. The company produces Rhino commercial windows and Comfort Series vinyl products, as well as Classic and Uniquely Yours storm doors.


Headquarters: Indiana, PA
Product lines: Vinyl windows and doors. Aluminum storm windows and doors. Vinyl conservatories and patio rooms. Aluminum sunrooms.
Employees: 411
Web site:

Gorell manufactures vinyl windows and doors for replacement and new construction applications. It also offers vinyl conservatories under the American Conservatory Systems brand name. Recent introductions include a full line of vinyl patio rooms and aluminum sunrooms. The company sells its products through a network of dealers and distributors throughout the Northeast, Midwest and Southeast.


Headquarters: Ste-Marie-de-Beauce, PQ
Product lines: Aluminum, wood and vinyl windows and doors. Steel and fiberglass entry doors.
Employees: 900
Web site:,

Founded in 1946, Bocenor states it is one of Canada’s largest window and door manufacturers, selling products under the Bonneville and Polar names. From its six plants in Quebec, which incorporate more than 500,000 square feet of manufacturing space, the company produces steel doors, patio doors and windows made from wood, aluminum and PVC. At the end of 2004, it announced plans to invest $3 million, primarily in new equipment, to increase production capacity, enhance its quality of service and lower operating costs.


Headquarters: Waltham, MA
Product lines: Vinyl, wood and aluminum windows. Steel and fiberglass entry doors. Acoustical windows. Patio rooms.
Employees: 1,000
Web site:  

With window and door product sales said to account for a substantial portion of its business, Harvey also offers roofing, siding, insulation and other building products. It operates 28 facilities throughout the Northeast, including three manufacturing plants in Springfield and N. Dartmouth, MA, and Manchester, NH. Harvey produces vinyl and clad-wood windows and patio doors, and also serves as a distributor for Andersen and Therma-Tru.


Headquarters: Hayfield, MN
Product lines: New construction vinyl windows with jamb extensions. Vinyl-clad wood windows for new construction and replacement
Employees: 150
Web site:

Hayfield has been manufacturing windows in Hayfield, MN, since 1951. With a 140,000-square-foot plant, it serves dealers and distributors in the upper Midwest. During the past two years, the company has invested in automated equipment to increase efficiency and product quality for continued growth.


Headquarters: Shawano, WI
Product lines: Interior stile-and-rail doors.
Employees: 150
Web site:

The company, with some 210,000 square feet of manufacturing and office facilities, produces hardwood interior stile-and-rail doors marketed under the Woodport brand name. 


Headquarters: Bayonne, NJ
Product lines: Vinyl windows and doors.
Employees: 350
Web site:

Operating out of four locations in Bayonne, NY, Ideal celebrated its 80th anniversary in 2004. It has been manufacturing vinyl windows since 1983. Founded by Irving Rogow, it remains privately owned, continuing to develop products and options to meet a variety of customer needs in the new construction and replacement markets. Its specialty glass line includes 3M Accentrim beveled glass, Safe-Gard safety laminated glass, etched glass and resin art glass, which can all be incorporated into a wide range of the company’s windows and doors.


Headquarters: Monterey Park, CA
Product lines: Aluminum and vinyl window and door products.
Employees: 1,500
Web site:

International Aluminum is an integrated manufacturer of a diverse line of aluminum and vinyl products. The publicly traded firm operates 14 North American subsidiaries, including International Window Corp., which produces aluminum and vinyl windows and doors. The residential window unit operates manufacturing plants in South Gate and Hayward, CA, and Phoenix. For the fiscal year ending June 30, 2004, it reported residential sales of approximately $65 million and commercial product sales of nearly $100 million.


Headquarters: Perrysburg, OH
Product lines: Vinyl windows and doors, as well as siding, fencing, decking, railings and other building products.
Employees: 1,200
Web site:,

Jancor operates two vinyl window companies servicing markets in the East, Midwest and South. The two companies are managed independently, focusing on their respective core products and distribution channels. Survivor Technologies is based in Hillside, NJ, and its customers include regional wholesale distributors. Previously, the company was a supplier of vinyl windows to Lowe’s. In 2005, Survivor plans to introduce a new single-hung, available with an optional DP 50 rating, as well as a new double-hung and patio door


Headquarters: Klamath Falls, OR
Product lines: Wood, vinyl and aluminum windows and patio doors. Wood, steel, fiberglass and composite entry doors. Interior doors. Millwork products.
Employees: 20,000
Web site:

Forbes Magazine estimated Jeld-Wen’s 2003 sales to be approximately $2.19 billion, which put the company 98th on its 2004 list of America’s largest private companies. With a full range of window and door manufacturing operations, Jeld-Wen added two more companies to its roster last year. Started in 1960, Jeld-Wen grew rapidly during the ‘90s with numerous acquisitions. In 2003, it launched a major re-branding initiative to sell all of its products under the Jeld-Wen name. Previously selling such well-known brand names as Caradco, Norco and Pozzi, its wood window manufacturing operations are based in Rantoul, IL; Hawkins, WI; and Bend, OR.


Headquarters: Fonda, NY
Product lines: Vinyl windows
Employees: 225
Web site:  

General information: The company manufactures vinyl new construction and replacement windows marketed under the Kas-Kel name. Serving the Northeast, it offers multiple lines of new construction windows, including private label programs. The company also operates Keymark Inc., an aluminum extrusion operation.


Headquarters: Arlington, TX
Product lines: Windows and doors for the manufactured housing and recreational vehicle industries.
Employees: 1,500
Web site:

Kinro is a subsidiary of Drew Industries Inc., a publicly traded company based in White Plains, NY. Kinro supplies vinyl and aluminum windows and doors to the manufactured housing industry from plants in Double Springs, AL; Cairo, GA; Nampa, ID; Goshen, IN; Liberty, NC; Dayton, TN; and Mansfield, TX. It also has several plants servicing the recreational vehicle industry.


Headquarters: Debert, NS
Product lines: Vinyl and wood windows and doors. Steel entry systems.
Employees: 325
Web site:,  

Kohler was the first company in the vinyl window manufacturing business in the Atlantic Canadian region and remains the largest window and door manufacturer in that area. Its manufacturing plants include a 125,000-square-foot facility at its headquarters in Nova Scotia and a 70,000-square-foot facility in Summerside, PEI. It sells products throughout Atlantic Canada, down the eastern U.S. seaboard to North Carolina, and in the UK and Ireland.


Headquarters: Wausau, WI
Product lines: Wood windows, doors and millwork. Vinyl windows. Steel and fiberglass doors.
Employees: 1,500
Web site:

Kolbe & Kolbe introduced a new Kolbe Windows & Doors logo in 2004, designed to bring a greater brand unity to its growing line of products. The company continues to produce wood window and door products in its hometown of Wausau, WI, where it recently expanded its main, 725,000-square-foot facility with the addition of some 250,000 square feet and 25 new loading docks. The expansion garnered Kolbe & Kolbe a Window & Door 2003 Crystal Achievement Award for Most Innovative Plant, thanks to the addition of a state-of-the-art training and development center. The company also operates a distribution operation in Bend, OR, and a vinyl window plant in Manawa, WI. It manufactures Acore steel and fiberglass doors in Coldwater, MI.


Headquarters: Brookings, SD
Product lines: Aluminum and wood-core storm doors.
Employees: 1,000
Web site:

The company reports it is the largest manufacturer of storm doors in the country. Started in 1956, Larson now distributes its doors through a nationwide dealer network.


Headquarters: Merrill, WI
Product lines: Wood and vinyl windows and doors.
Employees: 500+
Web site:

With more than  500,000 square feet of manufacturing space, Lincoln produces wood and vinyl windows and doors in four plants in Merrill, WI. Its vinyl products are marketed under the Timeline Vinyl Windows name.


Headquarters: Steinbach, MB
Product lines: Wood windows and doors.
Employees: 1,500
Web site:  

Loewen is celebrating its 100th anniversary in 2005. Now under the leadership of the third generation of Loewens, the company manufactures Douglas fir windows and doors for the luxury market. It operates a 567,000-square-foot manufacturing plant in Steinbach, MB, as well as satellite locations worldwide. Over 60 percent of Loewen’s products are exported to 15 countries, which include the United States, Japan, Mexico, UK and Latin America.


Headquarters: Warroad, MN
Product lines: Wood and composite windows and doors.
Employees: 4,500
Web site:,,

Marvin opened its first East Coast plant in 2004. The new 200,000-square-foot facility in Roanoke, VA, produces the Integrity line of windows and doors, combining a fiberglass composite exterior with a wood interior. The facility is expected to create 150 jobs by the end of 2005 and 350 by the end of 2008. It also has a joint venture operation, Tecton Products, that manufactures fiberglass pultrusions. Marvin has a network of wholesale distribution branches and approximately 4,500 retail dealers in the United States. It also sells products in Canada, Asia, Latin America, Europe and the Middle East.


Headquarters: Mississauga, ON
Product lines: Steel, wood, fiberglass and composite entry and patio doors. Interior, French and bi-fold doors.
Employees: 12,000
Web site:

Pending approval by shareholders, the publicly traded Masonite will be owned by Kohlberg, Kravis, Roberts & Co., one of the world’s largest private equity firms, by the end of February. The world’s largest door manufacturer, Masonite reported 2003 sales of $1.78 billion. Based on the first three quarters of last year, 2004 annual sales should surpass the $2 billion mark. All together, Masonite operates over 70 manufacturing and distribution facilities in 12 countries in North and South America, Asia, Europe and Africa and employs over 12,000 people serving customers in over 50 countries.


Headquarters: Hendersonville, TN
Product lines: Vinyl windows and patio doors
Employees: 160
Web site:

Completing a 100,000-square-foot expansion in 2003 to house extrusion operations, MGM now has more than 280,000 square feet under one roof. Last year it added six more extruders, bringing its capacity to 8 million pounds of profiles per year. Marketing products under the Southern Rose brand name, MGM introduced a new single hung last year with 49⁄16-inch jamb, as well as an aluminum nail fin. This year it is adding an earthtone color option to its flagship double-hung vinyl line positioned against the clad-wood market.


Headquarters: Gratz, PA
Product lines: Aluminum and vinyl windows and doors. Storm doors and windows. Cellular composite windows.
Employees: 3,000
Web site:

Previously known as MI Home Products, the company changed its name last year to better reflect its core business of manufacturing windows and doors. MI Windows & Doors now operates 12 plants and employs more than 3,000 people across the United States. The manufacturer of vinyl, aluminum and composite windows and doors markets its products under the Capitol, BetterBilt, Xact, Capitol Architectural Products and Insight window brand names.


Headquarters: Bedford Park, IL
Product lines: Vinyl windows and patio doors.
Employees: 110
Web site:

Midway operates out of a modern 100,000-square-foot facility near Chicago and serves  wholesalers and distributors in the upper Midwest. Midway was a founding member in 1999 of the American Window Alliance, a network of independent regional fabricators selling under the Alliance label. Short lead times and a strong warranty service program have contributed to strong sales growth during the past four years, officials report.


Headquarters: Tacoma, WA
Product lines: Vinyl, aluminum and fiberglass windows and doors.
Employees: 4,500
Web site:

Once catering primarily to the West Coast, Milgard has expanded to the Midwest and East Coast in recent years, opening plants in Aurora, IL, and Fredericksburg, VA. Masco Corp., which acquired Milgard Windows in 2001, honored the company in 2003 for surpassing the half-billion dollar annual sales mark. In addition to Milgard, Masco owns Cambrian Windows Ltd., Premier Manufacturing Ltd. and Griffin Windows Ltd. in the UK. Each produces vinyl window, door and conservatory products.


Headquarters: Toledo, OH
Product lines: Vinyl windows, wood windows, steel and fiberglass entry doors and shutters.
Employees: 600
Web site:,

MBS is a distributor of building materials, as well as a manufacturer of vinyl windows, steel and fiberglass doors, shutters, fencing and decking products marketed under the Polaris Technologies name. The company currently operates two manufacturing plants, which total over 400,000 square feet. The manufacturing operation distributes products through outside accounts, as well as 20 company-owned distribution locations in Indiana, Michigan, Ohio and Pennsylvania. Founded in 1944, MBS celebrated its 60th anniversary last year.


Headquarters: Waukee, IA
Product lines: Wood, clad-wood, composite, vinyl and aluminum windows, and patio doors and specialty products for residential and commercial installation. Thermally improved aluminum commercial replacement windows. Specialty and egress window configurations for poured concrete walls. Entry door systems.
Employees: 1,400
Web site:,,

Monarch Holdings is a privately owned company with an acquisition strategy “to buy, hold and grow good companies.” It expanded its window and door business significantly in 2004 with the purchase of Hurd Windows & Doors. Previously known as Hurd Millwork, the company was a Top 100 manufacturer in its own right, operating four manufacturing plants located in Medford and Merrill, WI. Serving the entire United States, as well as international markets, Hurd added an entry door line in 2004. Monarch’s portfolio of window and door companies also includes American Weather Seal, acquired from American Architectural Products Corp. in 2002. The company manufactures a full line of vinyl window products in plants in Orrville and Winesburg, OH, offering products for new construction and replacement under the Weather-Seal, NuSash and Comfortmaster brand names.


Headquarters: Charlotte, NC
Product lines: Vinyl new construction and replacement windows and patio doors.
Employees: 365

Once a supplier of aluminum products, Moss now concentrates on vinyl windows and doors.  In 2001, the company acquired Old Dominion Window & Door, a replacement window manufacturer based in Richmond, VA. Moss Supply now operates manufacturing plants in Charlotte, NC, and Richmond, VA, and warehouses in Raleigh, NC; Cartersville, GA; and Richmond, VA.


Headquarters: St. Thomas, ON
Product lines: Vinyl windows and patio doors. Vinyl extrusions.
Employees: 170
Web site:

In January 2004, North Star consolidated three factories into a single 230,000-square-foot facility on a 53-acre site in St. Thomas, ON. Serving both the new construction and renovation markets, the company focuses on high-end vinyl windows and doors, supplying products through a network of dealers in the United States and Canada. The company also provides vinyl extrusions to fabricators in Canada, Mexico and overseas.


Headquarters: Philadelphia
Product lines: Vinyl and aluminum windows, aluminum storm doors and windows, glass block windows.
Employees: 140
Web site:

Beginning its 33rd year, Northeast Building Products has recently expanded deliveries through its network of dealers and distributors into several additional states in the Mid-Atlantic region. In early 2005, it plans to incorporate the new Sashlite technology into its window offerings. The manufacturer offers Camelot Series vinyl windows, including four different double hung lines, as well as aluminum prime windows, glass block pre-fab units and aluminum storm products. It also distributes vinyl siding products.


Headquarters: Zeeland, MI
Product lines: Doorlites, decorative glass products and skylights. Entry door blinds and retractable screens.
Employees: 1,000
Web site:

ODL is more generally known in the industry as a leading supplier of glass doorlites, sidelites, transoms and other components, all of which are included as part of its sales figures. It qualifies for the Top 100, however, because it is also a manufacturer of tubular skylights. ODL maintains manufacturing and/or distribution facilities in Michigan, Pennsylvania, Georgia, Texas, Nevada, California, Tennessee, Mexico, Canada and the UK.


Headquarters: Macedonia, OH
Product lines: Residential and commercial sunrooms and patio enclosures. Vinyl replacement windows.
Employees: 750
Web site:

With a 240,000-square-foot plant, Patio Enclosures reports it is the largest manufacturer and installer of sunrooms in the United States. In 2003, the company added two new lines of vinyl replacement windows as well. Both Energy Star qualified, Comfort Shield and Comfort Shield Elite windows are available in a wide range of styles and options. The company ranked number four in Qualified Remodeler’s 2004 Top 500.


Headquarters: Pella, IA
Product lines: Wood, vinyl and fiberglass windows and patio doors. Storm doors. Steel and fiberglass entry door systems.
Employees: 8,300
Web site:

Forbes Magazine estimated Pella’s annual sales at $1.06 billion, ranking the Iowa-based manufacturer 272nd in the publication’s 2004 list of America’s largest private companies. In 2004, Pella moved to expand its vinyl window and door capacity once again, announcing plans to open a new 150,000-square-foot ThermaStar by Pella plant in W. Columbia, SC. ThermaStar by Pella vinyl windows and patio doors, along with other products in the company line, are featured in the Pella Design Centers at Lowe’s Home Improvement Warehouse stores across the country. Pella launched the “store-within-a-store” concept with Lowe’s in 2001.


Headquarters: Venice, FL
Product lines: Vinyl and aluminum windows and doors. Hurricane impact-resistant windows and doors. Porch enclosure system.
Employees: 1,800
Web site:

PGT pioneered the U. S. impact-resistant window and door industry, and today is the nation’s leading manufacturer and supplier of residential impact-resistant windows and doors. Founded in 1980, the Company employs approximately 1,700 at its manufacturing, glass laminating and tempering plants in North Venice, Florida. Utilizing the latest designs and technology, PGT products are ideal for new construction and replacement projects serving residential, commercial, high-rise and institutional markets. PGT’s product line includes PGT Aluminum and Vinyl Windows and Doors; PGT WinGuard; PGT PremierVue; PGT Architectural Systems; and PGT Eze-Breeze Sliding Panels. PGT Industries is a wholly owned subsidiary of PGT, Inc. (NASDAQ: PGTI).


Headquarters: Elkhart, IN
Product lines: Vinyl windows and doors.
Employees: 3,000
Web sites:,

Philips Products is a national supplier of vinyl window products to the residential new construction market, as well as a major supplier of windows and doors to the modular and factory-built housing industry. With headquarters and manufacturing operations in Elkhart, IN, the company also has plant locations in Selingsgrove, PA; Chester, SC; Clarksville, TX; Stayton, OR; and Ashevillle, NC. The company offers four lines of new construction windows branded under the Marquee and Care-Free names. Philips is a subsidiary of Tomkins PLC, a publicly traded company based in Great Britain.


Headquarters: Cary, N.C.
Product lines: vinyl siding, designer accents and skirting, vinyl and composite fencing and railing, stone veneer and vinyl windows and doors
Employees: 4,200
Web site:

Ply Gem, headquartered in Cary, N.C., is a leading manufacturer of residential exterior building products in North America. Ply Gem produces a comprehensive product line of vinyl siding, designer accents and skirting, vinyl and composite fencing and railing, stone veneer and vinyl windows and doors used in both new construction and home repair and remodeling in the United States and Western Canada. Ply Gem siding brands include Mastic Home Exteriors™, Variform®, NAPCO®, Ply Gem® Stone, Kroy®, Cellwood®, Georgia Pacific, DuraBuilt®, Richwood®, Leaf Relief® and Monticello® Columns. Ply Gem also manufactures vinyl and aluminum soffit and siding accessories, aluminum trim coil, wood windows, aluminum windows, vinyl and aluminum-clad windows and steel and fiberglass doors. Ply Gem windows and patio door brands include Ply Gem® Windows, Ply Gem® Canada and Great Lakes® Window. The Company’s brands are sold through short-line and two-step distributors, pro dealers, home improvement dealers and big box retailers. Ply Gem employs more than 4,200 people across North America. Visit for more information.


Headquarters: Sugarcreek, OH
Product lines: Steel and fiberglass entry and patio doors. Vinyl and aluminum replacement windows. Aluminum storm doors. Vinyl patio doors.
Employees: 389
Web site:

Previously known as Precision Door & Glass, the company changed its name to Precision Entry in 2003. It produces residential entry door systems, while its subsidiary, Sugarcreek Industries, produces aluminum replacement windows and storm products and vinyl replacement windows and patio doors. Its other subsidiary, Monarch IG, supplies insulating glass to both Precision and Sugarcreek. Beginning in 2005, all Precision Entry door systems will be Energy Star compliant, the company reports.


Headquarters: Oklahoma City
Product lines: Aluminum and vinyl windows and doors.
Employees: 225
Web site:

PSC manufactures Diamond aluminum and vinyl windows and doors, and steel doors. With more than 300,000 square feet of fabrication and office space, it also distributes wood windows and steel doors. Current developments include the implementation of an integrated computer system and the introduction of aluminum window lines


Headquarters: Freeburg, MO
Product lines: Aluminum, vinyl and wood windows and patio doors.
Employees: 450
Web site:

The Missouri-based manufacturer —one of a select few that can supply aluminum, vinyl and wood products—moves up this year from the $30 million to $40 million sales category to the $40 million to $50 million category. Founded in 1949, it sells its products nationwide through a network of authorized dealers. Currently, Quaker has more than 9 acres of manufacturing space under one roof.


Headquarters: Chicago
Product lines:
Vinyl windows and doors
Employees: 750
Web site:

Republic manufactures vinyl windows and doors in a 375,000-square-foot manufacturing facility that received Window & Door’s Crystal Achievement Award for Most Innovative Plant in 1999. In response to growing demand for integrated manufacturing and installation services, the company opened a new warehouse facility in Philadelphia in 2004. It also launched a new initiative working with a leading consulting firm to address the manufacture of windows using innovative “cradle-to-cradle” design principles. These concepts stipulate that all product materials are perpetually recycled to maximize material value and safeguard ecosystems, eliminating the concept of waste entirely.


Headquarters: Marrietta, GA
Product lines: Wood windows and doors.
Employees: 255
Web site:

A one-step distributor of millwork products, Robert Bowden manufactures wood windows and custom doors, in addition to representing numerous window and door lines. A fabricator/assembler of pre-hung interior and exterior doors, it is also a distributor of mouldings, stair parts, custom millwork and other building products. In 2002, it completed a transfer of ownership to employees, implementing an employee stock ownership plan.


Headquarters: St. Francois-Xavier, PQ
Product lines: PVC, wood and clad windows. Steel entry and patio doors.
Employees: 200
Web site:

With a 50-year heritage in the window and door business, Robert operates out of 120,000 square feet of manufacturing space, producing wood, clad-wood and PVC windows.  The company also produces steel entry door systems. In 2004, it welcomed a new general manager with more than 20 years of experience in the window industry. Robert also bought new steel door equipment that will be implemented in 2005. 


Headquarters: Newington, CT
Product lines: Vinyl replacement windows and sliding glass doors. Commercial aluminum products.
Employees: 109
Web site:

The vinyl replacement window and door manufacturer is part of Schüco International, a German company that is a leading supplier of aluminum and vinyl fenestration systems with sales in excess of $1.5 billion in 64 countries. The Connecticut facility is used not only to manufacture vinyl windows and doors, but expand the European parent’s overall vinyl, commercial aluminum and solar businesses in North America.


Headquarters: Erie, PA
Product lines: Vinyl replacement windows and doors, steel entry doors, patio rooms and enclosures and storm windows and doors.
Employees: 180
Web site:

Established in 1959, Seaway markets primarily to home improvement contractors in the Northeast and Great Lakes Region. It has also expanded to serve the Mid-Atlantic region.


Headquarters: Merrill, WI
Product lines: Wood and aluminum-clad wood windows and doors.
Employees: 575
Web site:

The producer of windows and doors markets its products under the Semco brand name and operates plants in Merrill, WI, and Salt Lake City.


Headquarters: Redding, CA
Product lines: Wood and aluminum-clad wood windows and doors.
Web site:

The manufacturer of wood and aluminum-clad wood windows and doors offers products in Ponderosa pine and Douglas fir. Sierra Pacific Windows services the 11 western states. Its parent company is Sierra Pacific Industries, which owns or manages about 1.5 million acres of forest land in California and employs some 3,900 people.


Headquarters: North Brunswick, NJ
Product lines: Vinyl windows and doors.
Employees: 7,000
Web site:

Silver Line continues to expand, opening two facilities in 2004 and announcing plans for another scheduled to open this spring. The 2004 additions include a 200,000-square-foot manufacturing and distribution facility in Fall River, MA, and a 200,000-square-foot plant in Garland, TX. In the coming year, the vinyl window maker will open a 425,000-square-foot extrusion and assembly plant in Durham, NC. Recent additions to the company’s product offering include an injection-molded window line. For 2005, it plans to launch the Safe Guard line of impact-resistant products.


Headquarters: Parkersburg, WV
Product lines: Vinyl windows and doors. Acrylic block windows. Decorative millwork products.
Web sites:,

Simonton Windows operates seven window manufacturing facilities in West Virginia, Oklahoma, Illinois, Florida and California. In California, it recently moved from into a new 195,000-square-foot facility designed to provide expanded space for growth. It also operates SimEx, a vinyl extrusion facility in St. Marys, WV, and a product development center in Pennsboro. One of the largest vinyl window and door manufacturers in the United States, the company’s line includes StormBreaker Plus impact-resistant products, ProFinish new construction windows and doors and the Reflections by Simonton, Prism by Simonton replacement windows and doors.


Headquarters: McCleary, WA
Product lines: Wood stile-and-rail interior and exterior doors.
Employees: 450
Web site:

The manufacturer of wood stile-and-rail doors reports it has a production capacity of approximately 3,000 doors per day, or roughly 720,000 doors per year, at its main plant. It also operates a 20,000-square-foot custom door plant in Centralia, WA. Product lines include fir, hemlock, oak, mahogany, knotty pine and primed stile-and-rail interior and exterior doors, as well as custom doors.


Headquarters: Streetsboro, OH
Product lines: Vinyl windows, including specialty units, and patio doors.
Employees: 200
Web site:

Soft-Lite is headquartered in a modern 200,000-square-foot plant, showroom and office facility, opened in 2001. The manufacturer focuses on high-quality, custom-made vinyl windows and doors, as well as innovative support services designed to make its customers leaders in their markets. Soft-Lite has earned three Window & Door Crystal Achievement Awards, the Friedman Customer of the Year Award and the coveted Pat Summerall Champion of Industry Award.


Headquarters: Langley, BC
Product lines: Vinyl windows and patio doors. Thermally broken aluminum windows and patio doors. Windowwall systems and balcony doors. Eurostar tilt-and-turn systems.
Employees: 600
Web site:  

In 2005, Starline Windows will celebrate 35 years of manufacturing vinyl and aluminum windows for the residential, institutional and commercial markets. The company has grown to become one of Canada’s largest window manufacturers with markets not only in British Columbia, but throughout the Pacific Rim and the West Coast of the United States.


Headquarters: San Antonio
Product lines: Wood and metal doors.
Employees: 400
Web site:

The company operates wood door plants in San Antonio; Lebanon, TN; and Richmond, VA; as well as the Crest Metal Door manufacturing facility in San Antonio. The family owned business has been in the millwork industry for more than 130 years and now services more than  half of the United States.


Headquarters: Raleigh, NC
Product lines: Wood windows, pre-hung doors and specialty millwork.
Web site:

Formerly known as Carolina Holdings, Stock Building Supply operates over 236 locations in 26 states and says it is the largest supplier to professional builders and contractors in the United States, with reported sales of $3.6 billion. Its parent operation is Wolseley plc based in Reading, England, a publicly traded building products company which states it is the world’s largest distributor of plumbing and heating products, as well as a leading distributor of building materials.


Headquarters: Owensboro, KY
Product lines: Clad-wood windows and doors. Vinyl windows.
Web site:

Celebrating its 25th anniversary in 2004, the manufacturer serves the states of Kentucky, Tennessee, Indiana, Illinois and Ohio. Tracing its heritage back to the V.E. Anderson Mfg. Co., which was founded in the ‘30s to produce wood storm windows, the company now operates a 240,000-square-foot plant in Owensboro. Sun Windows implemented a new T.A.P.E. (Total Automated Production Equipment) insulating glass line last year. This system, developed by Besten and Tru-Seal Technologies, streamlines and automates the production of Sun’s IG units.


Headquarters: Temperance, MI
Product lines: High-performance, custom replacement windows and doors. Garden, bay and bow windows.
Employees: 175
Web site:

Located on a 10-acre site, the company operates a facility said to feature the latest in automated fabrication equipment. It recently completed a plant expansion, increasing its capacity more than 50 percent and providing it with more than 100,000 square feet of manufacturing space. In 2003, the company introduced SunBlinds and SunShades, mini-blinds and pleated fabric shades between the panes of glass in its casement, picture, awning, bay and bow windows, as well as its sliding patio doors. Sunrise was honored with a Window & Door 2004 Crystal Achievement Award for its dealer marketing program.


Headquarters: S. Plainfield, NJ
Product lines: New construction and replacement vinyl windows. Sliding and swinging vinyl patio doors.
Employees: 427
Web site:

The firm manufactures new construction and replacement vinyl windows. In 2004, it opened a new warehouse and distribution facility in Braintree, MA. In 2003, it added 60,000 square feet at its main plant in S. Plainfield, NJ, to increase capacity. The company also has warehouse locations in Pembroke, MA; Lexington, NC; and Brooklyn, NY.


Headquarters: Riverside, CA
Product lines: Wood doors and windows.
Web site:

Founded in 1935, T.M. Cobb serves California and its neighboring states through six manufacturing operations, three warehouses and eight sales offices. With total size of its locations now approaching 1 million square feet, the supplier of doors, windows and millwork products reports it has one of the largest flush door manufacturing operations in the West, located in San Bernardino, CA.


Headquarters: Calgary, AB
Product lines: Wood, clad-wood, aluminum and vinyl windows. Steel and fiberglass doors.
Employees: 1,500
Web sites:,

Owners of Gienow completed an initial public offering last October, using proceeds from the sale of trust units to finance the acquisition of Farley Windows Inc. The transaction makes the new Gienow Group one of the largest window and door manufacturers in Canada. Gienow Building Products manufactures wood and vinyl window and door products, primarily servicing Western Canada and the United States. Well-regarded for its just-in-time manufacturing capabilities, the company was honored with a Window & Door Crystal Achievement Award for Most Innovative Plant in 2001.


Headquarters: Memphis, TN
Product lines: Aluminum and vinyl windows and doors.
Employees: 300
Web site:

The manufacturer of aluminum and vinyl windows and doors has plants in Memphis, TN, and Tempe, AZ. Started in Memphis in1924 as a lumber and millwork dealer, it began manufacturing aluminum windows, storm windows and wood doors in 1961. It added aluminum extrusion capacity in 1980, as well as a second window manufacturing plant in Phoenix. That facility moved to a new 125,000-square-foot plant in Tempe in 1998.


Headquarters: Maumee, OH
Product lines: Fiberglass and steel entry and patio doors.
Employees: 2,300
Web site:

Fortune Brands Inc., a $6 billion consumer product company, acquired Therma-Tru in 2003. At the time, it was reported the door maker had a 25 percent market share in the exterior door business. Fortune Brands reports Therma-Tru annual sales at $350 million. In 2004, Therma-Tru rolled out a program to expand sales through Lowe’s Home Improvement Warehouse stores, with the manufacturer’s fiberglass entry systems now stocked at the retailer’s locations throughout the United States.


Headquarters: Louisville, KY
Product lines: Vinyl and composite replacement windows.
Web site:

Started in April 1998, ThermoView has acquired 14 window manufacturing, marketing and installation businesses throughout the United States. Initially focusing on the replacement window business, it has evolved to service the home improvement market. Its sales figures represent its overall business—not only windows and doors—but a variety of other home improvement products and services. In 2004, it launched a new retail approach, opening two locations that sell products under the THV: America’s Home Improvement Company banner.


Headquarters: Cranberry Township, PA
Product lines: Commercial and residential windows, doors, skylights, folding glass walls, sunrooms and impact-resistant windows and doors.
Employees: 2,000
Web site:

Traco has six manufacturing operations, totaling 1.8 million square feet. Its facilities include a 950,000-square-foot plant and corporate headquarters facility in Cranberry Township, PA, as well as plants in Red Oak, IA; Johnson City, TN; Kingsport, TN (Traco Architectural Systems); and Miami. It produces residential vinyl, composite and thermal aluminum windows, as well as doors, sunrooms and patio rooms at its 170,000-square-foot plant in Iowa.


Headquarters: Jamaica, NY
Product lines: Vinyl double-hung, tilt/turn slider, bay, bow and casement windows and patio doors.
Employees: 115

Also known as U.S. Window Factory, the company serves homeowners in New York, New Jersey and Connecticut through locations in Jamaica and Richmond Hill, NY, and North Bergen, NJ.


Headquarters: Springfield, NJ
Product lines: New construction and replacement vinyl windows and doors.
Employees: 250
Web site:

With corporate offices and manufacturing facilities in Springfield, NJ, and an installation management center in Baltimore, United ships products throughout the Northeast, Mid-Atlantic and Midwest. United also offers installation services to builders and remodelers with a program that features a one-year guarantee on installation and a homeowner care and service package.


Headquarters: Greenwood, SC
Product lines: Wood skylights and roof windows.
Employees: 450
Web site:  

In 2004, Velux acquired Thermo-Vu Sunlite Industries, a regional manufacturer of skylights serving the northeast United States. Velux is a subsidiary of the Denmark-based VKS Holding A/S, which reported sales of about 1.5 billion euros worldwide. Its parent company has a presence in some 40 countries around the world. Sales figures for U.S. operations are not provided.


Headquarters: Monterrey, Mexico
Product lines: Residential aluminum and vinyl windows and doors.
Employees: 500+
Web site:

From its plant in Monterrey, Mexico, the company offers products under the Legend, Technovent, Venettia and Cuprum brand names. It markets its products in Mexico, the United States and South America. Its parent company, Grupo Imsa, is one of Mexico’s largest industrial corporations. With operations throughout the Americas, as well as new units in Europe, it is involved in a wide variety of industries and reports sales of more than $3 billion.


Headquarters: Cincinnati, OH
Product lines: Vinyl windows for replacement and new construction. Vinyl patio doors.
Employees: 100
Web site:

A family-run company with two generations and six family members actively involved, Vinylmax celebrates 20 years in the window business this year. With a 100,000-square-foot manufacturing facility in Cincinnati, Vinylmax sells vinyl windows and doors to 30 states in the Midwest, Plains, Rockies and Southeast. Working with its partner distributors, Vinylmax offers custom marketing programs to home improvement specialists and offers several full replacement and new construction vinyl window series, all Energy Star rated.


Headquarters: Morgantown, PA
Product lines: Vinyl windows, patio doors and geometric units.
Employees: 325
Web site:

Primarily focusing on the Mid-Atlantic region, the manufacturer supplies CertainTeed vinyl windows and doors to wholesalers and distributors from a 140,000-square-foot facility.  The manufacturer moves from the $30 million to $40 million category this year into the $40 million to $50 million sales category.


Headquarters: Sanford, ME
Product lines: Skylights, patio doors.
Employees: 125
Web site:

Founded in 1935, the company manufactures residential and commercial skylights, as well as patio doors.


Headquarters: Medford, WI
Product lines: Wood and vinyl windows and patio doors. Entry doors.
Employees: 5,400
Web site:,,

Founded in 1955, Weather Shield employs more than 2,700 people in facilities in Medford, Ladysmith, Park Falls, and Greenwood, WI, and Logan, UT, with over 2 million square feet of manufacturing space. The Weather Shield line is said to include products that meet residential and light-commercial building needs in any climate. It offers vinyl, composite, vinyl- and aluminum-clad and wood windows and patio doors with different features and options to appeal to its particular market segment. Peachtree, which also offers steel and fiberglass patio and entry doors, is one of a few brands to offer products for every opening in the home, officials note.


Headquarters: Saltsburg, PA
Product lines: Replacement windows, patio doors and entry doors.
Employees: 100
Web site:

The company manufactures top-of-the-line aluminum-reinforced vinyl replacement windows, entry doors and patio doors marketed under the Bristol and Oxford trade names. It celebrated its 20th anniversary in 2003.


Headquarters: Fruitland, ID
Product lines: Pine doors and mouldings. Wood and aluminum-clad windows and doors, cellular PVC windows and vinyl windows and doors. 
Employees: 3,300
Web site:,

Woodgrain has more than 24 manufacturing and warehouse facilities in the United States and South America, and vertically integrated forest operations in South America. In 2004, the company purchased the American Pine Products manufacturing facility from Huttig Building Products. In 2002, principals of Woodgrain joined with partners of T.M. Cobb to purchase CraftMaster Manufacturing Inc. Based in Chicago, CMI manufactures CraftMaster molded door facings, which are sold to door manufacturers throughout North America. Additionally, it produces Miratec and Extira composite materials used in a variety of millwork applications.


Headquarters: Miami
Product lines: Aluminum and vinyl windows and doors.
Employees: 225
Web site:

Started in 1958, the company’s manufacturing plant has grown from its original 25,000 square feet to more than 100,000 square feet today. Primarily serving Florida and the Caribbean market, the company recently introduced impact-resistant product lines.