Top 100 Manufacturers of 2014: $100 Million to $200 Million

All Weather Windows*


Product lines: Wood, metal-clad, and PVC windows and doors
Headquarters: Edmonton, Alberta, Canada
Manufacturing locations: Edmonton, Alberta, and Mississauga, Ontario
Employees: 1,200
General information: All Weather Windows is a Canadian window and door manufacturer with operations coast to coast and branches in British Columbia, Alberta, Saskatchewan, Manitoba, Ontario and Nova Scotia. It has 1,000 dealer locations across Canada, and recently celebrated its 35th anniversary.

Four Seasons Solar Products LLC*


Product lines: Sunrooms, conservatories, and patio covers; replacement windows and doors
Headquarters: Holbrook, N.Y.
Employees: 311
General information: In addition to its 220,000-square-foot headquarters and manufacturing facility in Holbrook, N.Y., Four Seasons operates a distribution facility on the West Coast, as well as 14 corporate retail outlets.

Kinro Inc.*

Product lines: Windows and doors for the manufactured housing and recreational vehicle industries
Headquarters: Arlington, Texas
Manufacturing locations: Double Springs, Ala.; Cairo, Ga.; Nampa, Idaho; Goshen, Ind.; Pendleton, Ore.; and Chester, S.C.
Employees: 1,500
General information: Kinro, a manufacturer of vinyl and aluminum windows and doors, serves the manufactured housing industry. In addition to windows and doors, it produces bathtubs, showers and other parts for recreational vehicles.


Kolbe & Kolbe Millwork Inc.

Product lines: Wood windows and doors; vinyl windows and doors; fiberglass doors
Brands: Kolbe & Kolbe, Point Five Windows
Headquarters: Wausau, Wis.

Loading a VistaLuxe Collection custom mull unit onto a truck at Kolbe & Kolbe 

Manufacturing locations: Wausau and Manawa, Wis.
Employees: 1,000
General information: Kolbe & Kolbe produces wood and clad-wood products at facilities occupying more than 1 million square feet of space in Wausau, Wis. It also has a plant in Manawa, Wis., where it manufactures vinyl windows and patio doors. Kolbe & Kolbe is the parent company of Point Five Windows, a Fort Collins, Colo., manufacturer of custom wood windows and doors for the ultra-high-end residential market.

Larson Manufacturing Co.*


Product lines: Aluminum and wood-core storm doors; storm windows and retractable screen doors
Headquarters: Brookings, S.D.
Manufacturing locations: Brookings, S.D.; Lake Mills, Iowa; and Mocksville, N.C.
Employees: 1,500
General information: Larson reports it is the largest manufacturer of storm doors and windows in the United States. The company distributes its products through 10 distribution centers across the country.


The Novatech Group

Product lines: Steel and fiberglass doors, patio doors; doorglass; retractable screens
Headquarters: Sainte Julie, Quebec, Canada

Novatech’s steel door plant in Sainte Julie 

Manufacturing locations: Five in Quebec
Employees: 450
General information: Selling exclusively to window manufacturers and door pre-hangers, the Novatech Group is a vertically integrated company that fabricates glass, makes doorlites, manufactures steel and fiberglass doors, and extrudes and fabricates PVC at its Quebec facilities. It also operates distribution facilities in Toronto and Calgary. It is the parent company of Novatech Patio Doors Inc., a specialty manufacturer of patio doors, including sliding and hinged PVC, wood, aluminum and hybrid products.

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