| Jeld-Wen | 100 | 41 | 10 | 49 | 41% |
| Pella Corporation | 86 | 56 | 14 | 16 | 65% |
| Marvin | 69 | 34 | 12 | 23 | 49% |
| Sierra Pacific Windows | 67 | 48 | 10 | 9 | 72% |
| Custom Window Systems Inc. | 53 | 7 | 37 | 9 | 13% |
| E.S. Windows, Inc. | 48 | 15 | 17 | 16 | 31% |
| Ply Gem Windows | 36 | 12 | 1 | 23 | 33% |
| Andersen Corporation | 35 | 0 | 19 | 16 | 0% |
| Kolbe & Kolbe Millwork Co., Inc. | 32 | 8 | 6 | 18 | 25% |
| WINCO | 30 | 0 | 0 | 30 | 0% |
| Weather Shield Mfg., Inc. | 30 | 25 | 0 | 5 | 83% |
| Loewen Windows | 29 | 16 | 0 | 13 | 55% |
| Kawneer Company | 27 | 18 | 0 | 9 | 67% |
| Windsor Windows and Doors | 26 | 8 | 1 | 17 | 31% |
| Simonton | 24 | 4 | 0 | 20 | 17% |
| MI Windows and Doors | 24 | 8 | 0 | 16 | 33% |
| Regency Plus Inc | 23 | 22 | 1 | 0 | 96% |
| Quaker Window Products | 22 | 1 | 0 | 21 | 5% |
| Eastern Architectural Systems | 21 | 5 | 0 | 16 | 24% |
| PGT Industries | 20 | 2 | 5 | 13 | 10% |
| EFCO Corporation | 19 | 3 | 0 | 16 | 16% |
| viwinco | 18 | 7 | 6 | 5 | 39% |
| Reilly Architectural | 18 | 17 | 0 | 1 | 94% |
| Croft, LLC | 17 | 7 | 0 | 10 | 41% |
| Hopes Windows, Inc. | 15 | 11 | 0 | 4 | 73% |
| Atrium Windows & Doors | 15 | 3 | 0 | 12 | 20% |
| Stergis Windows and Doors Inc | 14 | 0 | 0 | 14 | 0% |
| NT Window, Inc. | 12 | 12 | 0 | 0 | 100% |
| Mr-Glass Doors & Windows Manufacturing, LLC | 12 | 7 | 4 | 1 | 58% |
| Eurocraft Industries, Inc. | 12 | 0 | 0 | 12 | 0% |
| Eco Window Systems | 12 | 0 | 0 | 12 | 0% |
| Air Master Awning, LLC | 12 | 6 | 2 | 4 | 50% |
| YKK AP America | 11 | 11 | 0 | 0 | 100% |
| ViWinTech Windows & Doors | 11 | 0 | 0 | 11 | 0% |
| Comfort View Products LLC | 11 | 0 | 0 | 11 | 0% |
| Wintech - Window Technology, Inc. | 10 | 5 | 0 | 5 | 50% |
| Window Craftsmen Inc. | 10 | 0 | 2 | 8 | 0% |
| Wincore Window Company, LLC | 10 | 0 | 9 | 1 | 0% |
| Sunshine Windows Manufacturing Inc. | 10 | 4 | 6 | 0 | 40% |
| St. Cloud Window, LLC | 10 | 4 | 0 | 6 | 40% |
| ProVia LLC. (Doors and Windows) --- Formerly Provia LLC. | 10 | 0 | 3 | 7 | 0% |
| alucorp sa de cv | 10 | 4 | 2 | 4 | 40% |
| Wausau Window and Wall Systems | 9 | 0 | 0 | 9 | 0% |
| VPI Windows | 9 | 8 | 1 | 0 | 89% |
| Silver Line Building Products Corp. | 9 | 1 | 0 | 8 | 11% |
| Shanghai Superhouse Building Material Co ltd | 9 | 1 | 3 | 5 | 11% |
| Renaissance Windows & Doors | 9 | 9 | 0 | 0 | 100% |
| N.R. Architectural Products, Inc. | 9 | 0 | 0 | 9 | 0% |
| Lippert Components, Inc. | 9 | 0 | 0 | 9 | 0% |
| Drutex S.A. | 9 | 9 | 0 | 0 | 100% |
| CGI Windows and Doors | 9 | 0 | 0 | 9 | 0% |
| AMSCO Windows | 9 | 0 | 9 | 0 | 0% |
| All Seasons Commercial Div. | 9 | 0 | 0 | 9 | 0% |
| Tischler und Sohn(USA)Limited | 8 | 8 | 0 | 0 | 100% |
| Sol-A-Trol Aluminum Products | 8 | 0 | 1 | 7 | 0% |
| Slocomb Windows and Doors Inc. | 8 | 0 | 0 | 8 | 0% |
| Shwinco Architectural Products, LLC | 8 | 6 | 0 | 2 | 75% |
| Shanghai YY Windows CO., LTD | 8 | 0 | 0 | 8 | 0% |
| Reynaers | 8 | 0 | 2 | 6 | 0% |
| RC BES WINDOWS LLC | 8 | 0 | 0 | 8 | 0% |
| EMC Windows and Doors, LLC. | 8 | 0 | 0 | 8 | 0% |
| Aldora Aluminum and Glass | 8 | 6 | 0 | 2 | 75% |
| YKK AP America Inc. Residential | 7 | 7 | 0 | 0 | 100% |
| UNI-K FENESTRATION LLC | 7 | 0 | 0 | 7 | 0% |
| Tecnoglass LLC. | 7 | 1 | 5 | 1 | 14% |
| Soft-Lite LLC | 7 | 0 | 0 | 7 | 0% |
| Palm City Millwork | 7 | 7 | 0 | 0 | 100% |
| Elite doors and windows INC | 7 | 0 | 0 | 7 | 0% |
| Assura Windows & Doors | 7 | 0 | 2 | 5 | 0% |
| Associated Materials | 7 | 0 | 7 | 0 | 0% |
| All American Window Company LLC | 7 | 0 | 7 | 0 | 0% |
| WinDoor Inc. | 6 | 0 | 0 | 6 | 0% |
| The Muhler Company Inc | 6 | 0 | 6 | 0 | 0% |
| Solar Innovations, Inc. | 6 | 6 | 0 | 0 | 100% |
| Seaway Manufacturing Corp. | 6 | 0 | 0 | 6 | 0% |
| Pocahontas Aluminum Company, Inc. | 6 | 0 | 0 | 6 | 0% |
| Peerless Products, Inc. | 6 | 3 | 1 | 2 | 50% |
| Optimum Steel Windows and Doors | 6 | 0 | 0 | 6 | 0% |
| Oliveri Millworks | 6 | 0 | 0 | 6 | 0% |
| Linea Rossa Windows & Doors | 6 | 0 | 0 | 6 | 0% |
| Linea Rossa Design LLC | 6 | 0 | 6 | 0 | 0% |
| Labrador & Fundora Corp D?B?A V & V Windows | 6 | 0 | 6 | 0 | 0% |
| Krestmark Industries | 6 | 6 | 0 | 0 | 100% |
| Kolbe Windows and Doors - Manawa | 6 | 6 | 0 | 0 | 100% |
| Hartman Windows and Doors, LLC | 6 | 0 | 0 | 6 | 0% |
| Global Impact Products, LLC | 6 | 0 | 0 | 6 | 0% |
| GIG Windows & Doors | 6 | 0 | 0 | 6 | 0% |
| Enerlux Windows and Doors | 6 | 0 | 0 | 6 | 0% |
| CAOBA Doors | 6 | 6 | 0 | 0 | 100% |
| C.T. Windows, LLC. formerly C.T. Windows, Inc. | 6 | 0 | 6 | 0 | 0% |
| Artistic Doors and Windows, Inc. | 6 | 0 | 6 | 0 | 0% |
| Arcadia Custom | 6 | 0 | 3 | 3 | 0% |
| Robinson Window and Door LLC | 5 | 2 | 0 | 3 | 40% |
| Palm City Ironworks, Inc. Previously known as Acadian Iron Works | 5 | 0 | 0 | 5 | 0% |
| OKNOPLAST SP. Z O.O. | 5 | 0 | 3 | 2 | 0% |
| MQ Window and Door | 5 | 0 | 0 | 5 | 0% |
| Millwork Artisans, LLC | 5 | 0 | 0 | 5 | 0% |
| MGM Industries | 5 | 0 | 0 | 5 | 0% |
| Luxbaum Windows and Doors | 5 | 0 | 0 | 5 | 0% |
| Lawson Industries | 5 | 0 | 0 | 5 | 0% |
| LAS Enterprises | 5 | 0 | 0 | 5 | 0% |
| La Finestra, LC | 5 | 0 | 0 | 5 | 0% |
| K RESEARCH & DEVELOPMENT, LLC | 5 | 0 | 0 | 5 | 0% |
| GREAT DAY IMPROVEMENTS | 5 | 0 | 0 | 5 | 0% |
| Elevate Windows and Doors | 5 | 0 | 0 | 5 | 0% |
| Eco Glass, LLC | 5 | 0 | 0 | 5 | 0% |
| Do It Impact, Inc | 5 | 0 | 0 | 5 | 0% |
| Champion Glass, Inc. | 5 | 0 | 5 | 0 | 0% |
| Boyd Aluminum | 5 | 5 | 0 | 0 | 100% |
| Wojan Window and Door Corp. | 4 | 0 | 0 | 4 | 0% |
| Vytex Windows | 4 | 0 | 0 | 4 | 0% |
| US Aluminum Inc. | 4 | 0 | 4 | 0 | 0% |
| Sunset Windows and Doors LLC | 4 | 0 | 0 | 4 | 0% |
| Sierra Pacific Windows (Formerly known as Hurd Windows & Doors) | 4 | 4 | 0 | 0 | 100% |
| Riviera Bronze | 4 | 0 | 0 | 4 | 0% |
| Portella Steel Doors & Windows | 4 | 0 | 0 | 4 | 0% |
| Plastixal sp. z.o.o | 4 | 0 | 0 | 4 | 0% |
| Peetz Windows and Doors | 4 | 4 | 0 | 0 | 100% |
| Origin USA, Inc. | 4 | 0 | 0 | 4 | 0% |
| Nuevo Florida Venture LLC | 4 | 0 | 0 | 4 | 0% |
| NK Solution LLC | 4 | 0 | 0 | 4 | 0% |
| Nana Wall Systems, Inc. | 4 | 3 | 0 | 1 | 75% |
| Kommerling USA Inc. | 4 | 1 | 0 | 3 | 25% |
| Historical Arts & Castings | 4 | 0 | 2 | 2 | 0% |
| Four Seasons Solar Products LLC | 4 | 4 | 0 | 0 | 100% |
| Euro-Wall, LLC | 4 | 0 | 2 | 2 | 0% |
| DAKO Sp. z o.o. | 4 | 0 | 0 | 4 | 0% |
| CUHADAROGLU METAL SAN.PAZ. A.S. | 4 | 0 | 4 | 0 | 0% |
| Condado Window | 4 | 0 | 0 | 4 | 0% |
| Brombal Italy | 4 | 4 | 0 | 0 | 100% |
| ACADIAN WINDOWS AND SIDING, LLC | 4 | 0 | 0 | 4 | 0% |
| Winvent Windows | 3 | 0 | 0 | 3 | 0% |
| Western Window Systems | 3 | 3 | 0 | 0 | 100% |
| VITRALUX WINDOWS SAS | 3 | 3 | 0 | 0 | 100% |
| Viewscapes | 3 | 0 | 0 | 3 | 0% |
| UNILUX GmbH | 3 | 0 | 0 | 3 | 0% |
| Tubelite Inc. | 3 | 0 | 0 | 3 | 0% |
| Simpson Door Company | 3 | 2 | 1 | 0 | 67% |
| Simpas SA | 3 | 0 | 0 | 3 | 0% |
| Seves Glass Block, Inc. (Formally known as Pittsburgh Corning Corp.) | 3 | 0 | 0 | 3 | 0% |
| Schuco USA L.L.L.P. | 3 | 0 | 0 | 3 | 0% |
| REHAU S.A. de C.V. | 3 | 0 | 0 | 3 | 0% |
| Phos Window | 3 | 2 | 1 | 0 | 67% |
| Pay and Go windows and doors llc | 3 | 3 | 0 | 0 | 100% |
| Parrett Manufacturing, Inc. | 3 | 1 | 0 | 2 | 33% |
| Pagen Sp. z o.o. | 3 | 0 | 0 | 3 | 0% |
| NewSouth Window Solutions | 3 | 0 | 0 | 3 | 0% |
| MP Windows, Inc. | 3 | 0 | 0 | 3 | 0% |
| Magnolia Windows | 3 | 3 | 0 | 0 | 100% |
| LuxView LLC | 3 | 0 | 0 | 3 | 0% |
| Luxgard Windows & Doors, LLC | 3 | 0 | 0 | 3 | 0% |
| Inwindows & Doors Group Llc | 3 | 0 | 0 | 3 | 0% |
| Intus Windows LLC | 3 | 0 | 0 | 3 | 0% |
| Fyre-Tec | 3 | 0 | 0 | 3 | 0% |
| Fleetwood Windows and Doors | 3 | 0 | 3 | 0 | 0% |
| Fenestar USA | 3 | 0 | 0 | 3 | 0% |
| Exclusive Wood Doors | 3 | 0 | 3 | 0 | 0% |
| Euroline Steel Windows & Doors | 3 | 3 | 0 | 0 | 100% |
| Empire Windows Industry | 3 | 0 | 0 | 3 | 0% |
| Elite Windows and Doors, LLC | 3 | 0 | 0 | 3 | 0% |
| Datum Shutters LLC | 3 | 0 | 0 | 3 | 0% |
| Cold Mountain Custom Window and Door Distributors LLC | 3 | 0 | 0 | 3 | 0% |
| Co.Me.P Infissi SRL | 3 | 0 | 0 | 3 | 0% |
| Clayton Supply | 3 | 3 | 0 | 0 | 100% |
| Brannen Millwork Company | 3 | 0 | 0 | 3 | 0% |
| Bildau & Bussmann GmbH | 3 | 2 | 1 | 0 | 67% |
| AWILUX Polska Sp. Z o.o Sp.k | 3 | 0 | 0 | 3 | 0% |
| Asselin, Inc. | 3 | 0 | 3 | 0 | 0% |
| Arcadia, Inc. | 3 | 0 | 3 | 0 | 0% |
| Anlin Industries | 3 | 0 | 0 | 3 | 0% |
| Americas Best Windows & Doors | 3 | 3 | 0 | 0 | 100% |
| ALUMINEX WINDOWS & DOORS LLC | 3 | 0 | 0 | 3 | 0% |
| Alcon Windows and Doors | 3 | 0 | 0 | 3 | 0% |
| ABI Windows LLC | 3 | 0 | 1 | 2 | 0% |
| Ventana USA | 2 | 0 | 0 | 2 | 0% |
| Velocity Impact Products | 2 | 0 | 0 | 2 | 0% |
| Valda 90 OOD | 2 | 0 | 0 | 2 | 0% |
| Tucker Door & Trim LLC | 2 | 0 | 0 | 2 | 0% |
| Titoni Windows | 2 | 0 | 0 | 2 | 0% |
| TAFCO | 2 | 0 | 0 | 2 | 0% |
| Shandong Doorwin Construction Company, Ltd. | 2 | 0 | 0 | 2 | 0% |
| Reylos Glass Impact System Manufacturing LLC | 2 | 0 | 0 | 2 | 0% |
| Punto Gold USA, LLC | 2 | 2 | 0 | 0 | 100% |
| PROFAL | 2 | 0 | 0 | 2 | 0% |
| Premium Estates | 2 | 0 | 2 | 0 | 0% |
| panoramah! (Jofebar S.A.) | 2 | 2 | 0 | 0 | 100% |
| PanoramAH! America, LLC. | 2 | 0 | 2 | 0 | 0% |
| P.H. Tech Corp | 2 | 0 | 2 | 0 | 0% |
| Optimum Fire-Rated Windows & Doors | 2 | 0 | 0 | 2 | 0% |
| Optimedia SRL | 2 | 0 | 0 | 2 | 0% |
| ODL, Inc. | 2 | 0 | 2 | 0 | 0% |
| NUDO PRODUCTS | 2 | 0 | 0 | 2 | 0% |
| New Age Windows & Doors, Corp. | 2 | 1 | 1 | 0 | 50% |
| Nan Ya Plastics Corporation USA | 2 | 1 | 1 | 0 | 50% |
| Moss Supply Company | 2 | 0 | 0 | 2 | 0% |
| Miami Dade Aluminum | 2 | 2 | 0 | 0 | 100% |
| Metalnova, LLC | 2 | 0 | 0 | 2 | 0% |
| Masonite International | 2 | 0 | 0 | 2 | 0% |
| Lumini Windows & Doors | 2 | 0 | 0 | 2 | 0% |
| Lindsay Windows, LLC | 2 | 2 | 0 | 0 | 100% |
| Leal Glass Inc. | 2 | 0 | 2 | 0 | 0% |
| Kalwall Corp. | 2 | 0 | 0 | 2 | 0% |
| Innovations Manufacturing, Inc. | 2 | 0 | 0 | 2 | 0% |
| GV Facade LLC | 2 | 0 | 0 | 2 | 0% |
| Guangdong Dejiyoupin Doors and Windows Co Ltd | 2 | 0 | 0 | 2 | 0% |
| Finestra Window & Door | 2 | 0 | 0 | 2 | 0% |
| Exalco S.A. | 2 | 0 | 0 | 2 | 0% |
| Etalum SAS | 2 | 0 | 0 | 2 | 0% |
| Enviralum Industries Inc | 2 | 0 | 0 | 2 | 0% |
| DECCO S.A. | 2 | 0 | 0 | 2 | 0% |
| CRV Impact windows and doors LLC | 2 | 0 | 0 | 2 | 0% |
| Continental Glass Systems, LLC | 2 | 0 | 0 | 2 | 0% |
| Cantera Doors and More Inc. | 2 | 0 | 2 | 0 | 0% |
| American Steel Manufacturing, LLC | 2 | 0 | 0 | 2 | 0% |
| ALUMIL SA | 2 | 0 | 2 | 0 | 0% |
| Adams A. Pedzich SP. K. | 2 | 0 | 0 | 2 | 0% |
| Zepsa Industries | 1 | 0 | 0 | 1 | 0% |
| Young Corporation of America dba DuraBold | 1 | 1 | 0 | 0 | 100% |
| Weiland Sliding Doors and Windows, Inc. | 1 | 0 | 0 | 1 | 0% |
| Vintage Ironworks, L.L.C. | 1 | 0 | 0 | 1 | 0% |
| Vetrotech Saint-Gobain NA | 1 | 0 | 0 | 1 | 0% |
| U S Block Windows | 1 | 0 | 0 | 1 | 0% |
| Trinity Glass International | 1 | 1 | 0 | 0 | 100% |
| Thermal Windows Inc. | 1 | 0 | 0 | 1 | 0% |
| The French Steel Company, LLC | 1 | 0 | 0 | 1 | 0% |
| Teza Doors & Windows | 1 | 0 | 0 | 1 | 0% |
| Taixing Sainty Industry Co.,Ltd | 1 | 0 | 0 | 1 | 0% |
| Sun Metals Systems, Inc. | 1 | 0 | 0 | 1 | 0% |
| Storm Smart Industries | 1 | 0 | 0 | 1 | 0% |
| Sky-Frame AG | 1 | 0 | 0 | 1 | 0% |
| Signature Door Inc | 1 | 1 | 0 | 0 | 100% |
| Reflection Window Company, LLC | 1 | 0 | 0 | 1 | 0% |
| Ready Access Inc. | 1 | 0 | 0 | 1 | 0% |
| Plastpro Inc. / Nanya Plastics Corp. | 1 | 1 | 0 | 0 | 100% |
| Pinkys Iron Doors | 1 | 1 | 0 | 0 | 100% |
| Panda Windows and Doors | 1 | 0 | 0 | 1 | 0% |
| OLDCASTLE BUILDING ENVELOPE | 1 | 0 | 1 | 0 | 0% |
| Multivi SA de CV | 1 | 0 | 0 | 1 | 0% |
| Morgan Windows & Glass, Inc. | 1 | 0 | 0 | 1 | 0% |
| Mixlegno Group S.R.L. | 1 | 0 | 0 | 1 | 0% |
| Lag Design of Florida | 1 | 1 | 0 | 0 | 100% |
| La Cantina Doors, Inc. | 1 | 1 | 0 | 0 | 100% |
| Korus USA corp. | 1 | 0 | 0 | 1 | 0% |
| KELLER MINIMAL WINDOWS S.A. | 1 | 0 | 1 | 0 | 0% |
| J. SUSSMAN, INC. | 1 | 0 | 1 | 0 | 0% |
| Impact Precious Wood | 1 | 0 | 1 | 0 | 0% |
| Hy-lite specialty window | 1 | 0 | 0 | 1 | 0% |
| Hillpointe LLC, dba Proponents LLC | 1 | 0 | 1 | 0 | 0% |
| Graham Architectural Products | 1 | 1 | 0 | 0 | 100% |
| Global Performance Window d.b.a. Epsylon USA | 1 | 0 | 0 | 1 | 0% |
| Glas-California, Inc. (dba Glas-California) | 1 | 0 | 0 | 1 | 0% |
| FrontLine | 1 | 0 | 1 | 0 | 0% |
| Foshan Xiaoluban Doors and Windows Co., LTD | 1 | 0 | 0 | 1 | 0% |
| FENEX, LLC. formerly Fenex Corp M.D., Inc. | 1 | 0 | 0 | 1 | 0% |
| FBS Systems | 1 | 0 | 0 | 1 | 0% |
| Eurotech Industries, Inc. | 1 | 0 | 1 | 0 | 0% |
| Elite Aluminum Corporation | 1 | 1 | 0 | 0 | 100% |
| Eagan Manufacturing, Inc. | 1 | 0 | 0 | 1 | 0% |
| E.F. Bavis and Associates, Inc. | 1 | 0 | 1 | 0 | 0% |
| CUSTOM DOORS | 1 | 1 | 0 | 0 | 100% |
| Countryside Glass & Mirror, Inc. | 1 | 0 | 0 | 1 | 0% |
| Corrim Company | 1 | 1 | 0 | 0 | 100% |
| Coastal Millworks, Inc | 1 | 1 | 0 | 0 | 100% |
| Bovard Studio, Inc. | 1 | 0 | 0 | 1 | 0% |
| Bigfoot Door Corp. | 1 | 0 | 1 | 0 | 0% |
| American Shutter Systems Association, Inc. | 1 | 0 | 0 | 1 | 0% |
| ALUPROF SA | 1 | 0 | 0 | 1 | 0% |
| Advanced Hurricane Technology Inc. | 1 | 0 | 1 | 0 | 0% |
| Abby Iron Doors | 1 | 0 | 0 | 1 | 0% |
| 3 Euro Windows LTD. | 1 | 0 | 0 | 1 | 0% |