Top 100 Manufacturers of 2011 - Rankings


Four Seasons Sunrooms has added vinyl window products to its portfolio in recent years.

Category 5

Companies with Annual Sales between $100 Million and $200 Million

Window & Door's Top 100 presents the 100 largest manufacturers of residential window and door products based on annual sales. Companies are listed alphabetically within 10 sales range categories. See bottom of page for links to other sales range categories.


All Weather Windows
Headquarters: Edmonton, Alta., Canada
Employees: 800
Product Lines: Wood, metal-clad and PVC windows and doors.
Web Site:

Four Seasons Solar Products LLC
Headquarters: Holbrook, N.Y.
Employees: 311
Product Lines: Sunrooms, conservatories, screen rooms, patio covers, pergolas, and retractable awnings. Replacement windows and doors.
Web Site:

Kinro Inc.
Headquarters: Arlington, Texas
Employees: 1,500
Product Lines: Windows and doors for the manufactured housing and recreational vehicle industries.
Web Site:

Kolbe & Kolbe Millwork Inc.*
Headquarters: Wausau, Wis.
Employees: 1,600
Product Lines: Wood windows and doors. Vinyl windows and doors. Fiberglass doors. Wood interior doors.
Web Sites:,

Larson Manufacturing Co.
Headquarters: Brookings, S.D.
Employees: 1,500
Product Lines: Aluminum and wood-core storm doors. Storm windows and retractable screen doors.
Web Site:

The Novatech Group
Headquarters: Ste. Julie, Que., Canada
Employees: 260
Product Lines: Steel and fiberglass entry doors, PVC garden and sliding doors. Decorative and standard doorlites, as well as venting and mini-blind units. Retractable screens.
Web Sites:,

ODL Inc.*
Headquarters: Zeeland, Mich.
Employees: 1,100
Product Lines: Doorlites, decorative glass products and skylights. Entry door blinds and retractable screens.
Web Site:

PGT Industries
Headquarters: N. Venice, Fla.
Employees: 1,200
Product Lines: PGT aluminum and vinyl windows and doors, WinGuard impact-resistant windows and doors, Eze-Breeze sliding panels and PGT architectural systems.
Web Site:

Sierra Pacific Windows*
Headquarters: Redding, Calif.
Product Lines: Wood and aluminum-clad wood windows and doors.
Web Site:

Starline Windows Ltd.*
Headquarters: Langley, BC
Employees: 950
Product Lines: Vinyl windows and patio doors. Thermally-broken aluminum windows and patio doors. Window wall systems and balcony doors. Eurostar swing doors.
Web Site:

Steves & Sons
Headquarters: San Antonio, Texas
Employees: 850
Product Lines: Molded panel, flush, wood stile-and-rail and MDF interior doors. Steel, fiberglass, molded panel and flush exterior doors.
Web Site:

Stock Building Supply
Headquarters: Raleigh, N.C.
Product Lines: Wood windows, pre-hung doors, and specialty millwork.
Web Site:

*Sales volumes not confirmed by company

More Rankings

Window & Door ranks the Top 100 manufacturers alphabetically within 10 sales range categories. Follow these links to see companies in the other categories:

More than $1 Billion $500 Million
to $1 Billion
$300 Million to $500 Million $200 Million to $300 Million $100 Million to $200 Million

$50 Million to $100 Million

$40 Million to
$50 Million
$30 Million to
$40 Million
$15 Million to
$30 Million

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