| E.S. Windows, Inc. | 31 | 10 | 10 | 11 | 32% |
| Kawneer Company | 30 | 8 | 4 | 18 | 27% |
| Trulite Glass & Aluminum Solutions | 19 | 0 | 10 | 9 | 0% |
| Westlake Royal Building Products | 15 | 0 | 0 | 15 | 0% |
| YKK AP America | 14 | 14 | 0 | 0 | 100% |
| Tubelite Inc. | 12 | 0 | 0 | 12 | 0% |
| The Airolite Company, LLC | 12 | 0 | 0 | 12 | 0% |
| OLDCASTLE BUILDING ENVELOPE | 12 | 8 | 2 | 2 | 67% |
| Greenheck Fan Corporation | 12 | 0 | 0 | 12 | 0% |
| Coral Industries, Inc. | 11 | 0 | 0 | 11 | 0% |
| Continental Glass Systems, LLC | 10 | 0 | 1 | 9 | 0% |
| Elicc Americas Corporation | 9 | 0 | 0 | 9 | 0% |
| Pottorff | 8 | 0 | 0 | 8 | 0% |
| Ply Gem Siding Group | 8 | 0 | 7 | 1 | 0% |
| Sun Metals Systems, Inc. | 7 | 0 | 0 | 7 | 0% |
| Mr-Glass Doors & Windows Manufacturing, LLC | 7 | 1 | 5 | 1 | 14% |
| Global Performance Window d.b.a. Epsylon USA | 7 | 0 | 0 | 7 | 0% |
| Construction Specialties, Inc. | 7 | 0 | 0 | 7 | 0% |
| United Enertech | 6 | 0 | 0 | 6 | 0% |
| Petersen Aluminum Corp. | 6 | 0 | 4 | 2 | 0% |
| Kaycan LTD. | 6 | 0 | 0 | 6 | 0% |
| James Hardie Building Products | 6 | 0 | 1 | 5 | 0% |
| CertainTeed, LLC (Siding) | 6 | 5 | 1 | 0 | 83% |
| All-Lite | 6 | 0 | 0 | 6 | 0% |
| Metal Sales Manufacturing, LLC | 5 | 0 | 3 | 2 | 0% |
| Longboard Architectural Products | 5 | 0 | 5 | 0 | 0% |
| JDC Aluminum Of Tampa Inc. | 5 | 0 | 0 | 5 | 0% |
| Aldora Aluminum and Glass | 5 | 2 | 1 | 2 | 40% |
| US Aluminum Inc. | 4 | 0 | 3 | 1 | 0% |
| Shanghai YY Windows CO., LTD | 4 | 1 | 0 | 3 | 25% |
| Shanghai Superhouse Building Material Co ltd | 4 | 0 | 2 | 2 | 0% |
| Metl-Span, a Nucor Company | 4 | 0 | 4 | 0 | 0% |
| Kingspan Light & Air Fenestration, Inc. | 4 | 0 | 0 | 4 | 0% |
| Drexel Metals, Inc. | 4 | 2 | 0 | 2 | 50% |
| Citadel Architectural Products LLC | 4 | 0 | 2 | 2 | 0% |
| C.T. Windows, LLC. formerly C.T. Windows, Inc. | 4 | 1 | 3 | 0 | 25% |
| Arcadia, Inc. | 4 | 0 | 4 | 0 | 0% |
| API (American Products Inc.) | 4 | 0 | 0 | 4 | 0% |
| alucorp sa de cv | 4 | 1 | 0 | 3 | 25% |
| Technical Glass Products, Inc. | 3 | 0 | 0 | 3 | 0% |
| Sto Corp. - StoVentec Rainscreen | 3 | 0 | 0 | 3 | 0% |
| Sto Corp. | 3 | 0 | 0 | 3 | 0% |
| Porcelanosa | 3 | 0 | 0 | 3 | 0% |
| Perspective Glass Company | 3 | 0 | 0 | 3 | 0% |
| Nichiha USA, Inc. | 3 | 0 | 0 | 3 | 0% |
| N.R. Architectural Products, Inc. | 3 | 0 | 0 | 3 | 0% |
| Morin - a Kingspan Company | 3 | 0 | 1 | 2 | 0% |
| Mitsubishi Chemical America, ALPOLIC Division | 3 | 2 | 0 | 1 | 67% |
| LP Building Solutions | 3 | 3 | 0 | 0 | 100% |
| KP Building Products/CertainTeed | 3 | 0 | 0 | 3 | 0% |
| Global Impact Products, LLC | 3 | 0 | 0 | 3 | 0% |
| EMC Windows and Doors, LLC. | 3 | 0 | 0 | 3 | 0% |
| Elite doors and windows INC | 3 | 0 | 0 | 3 | 0% |
| EFCO Corporation | 3 | 0 | 0 | 3 | 0% |
| Dryvit (Tremco CPG Inc.) | 3 | 0 | 1 | 2 | 0% |
| Countryside Glass & Mirror, Inc. | 3 | 0 | 0 | 3 | 0% |
| Champion PTAC, LLC | 3 | 0 | 1 | 2 | 0% |
| Butler Manufacturing Company | 3 | 0 | 3 | 0 | 0% |
| ATAS International, Inc. | 3 | 0 | 0 | 3 | 0% |
| Associated Materials | 3 | 0 | 1 | 2 | 0% |
| Westlake Royal Stone (Boral) | 2 | 0 | 2 | 0 | 0% |
| West Tampa Glass Company | 2 | 0 | 0 | 2 | 0% |
| Versatex Building Products | 2 | 0 | 0 | 2 | 0% |
| UNI-K FENESTRATION LLC | 2 | 0 | 1 | 1 | 0% |
| Trespa North America, Ltd. | 2 | 2 | 0 | 0 | 100% |
| Tecnoglass LLC. | 2 | 0 | 1 | 1 | 0% |
| Style Crest Inc. | 2 | 0 | 0 | 2 | 0% |
| StoneCoat International, Inc. | 2 | 0 | 0 | 2 | 0% |
| Simpas SA | 2 | 0 | 0 | 2 | 0% |
| Sika Facades - Senergy LaHabra EIFS | 2 | 0 | 0 | 2 | 0% |
| Sentrigard Metal Roofing Systems LLC, an NBHandy company | 2 | 0 | 0 | 2 | 0% |
| Sentech Architectural Systems | 2 | 0 | 0 | 2 | 0% |
| Schuco USA L.L.L.P. | 2 | 0 | 0 | 2 | 0% |
| SAGIPER North America Inc. | 2 | 0 | 0 | 2 | 0% |
| SAFTIFIRST | 2 | 0 | 1 | 1 | 0% |
| Reynaers | 2 | 0 | 1 | 1 | 0% |
| ProVia LLC. (Siding) --- Formerly Provia-Heartland | 2 | 0 | 0 | 2 | 0% |
| Plycem USA LLC (Allura & Terraplank Fiber Cement) | 2 | 0 | 0 | 2 | 0% |
| Phoenix Aluminum Products, llc. | 2 | 2 | 0 | 0 | 100% |
| Pagen Sp. z o.o. | 2 | 0 | 0 | 2 | 0% |
| Omnimax International, Inc. | 2 | 0 | 0 | 2 | 0% |
| OGT Window Systems LLC. | 2 | 0 | 0 | 2 | 0% |
| Nucor Building Systems | 2 | 0 | 0 | 2 | 0% |
| Norandex, A Division of American Builders & Contractors Supply Co., Inc. | 2 | 2 | 0 | 0 | 100% |
| National Gypsum Company a dba of National Gypsum Services Company | 2 | 1 | 0 | 1 | 50% |
| Morton Buildings, Inc | 2 | 0 | 1 | 1 | 0% |
| Mitten Building Products | 2 | 0 | 0 | 2 | 0% |
| Marvin | 2 | 0 | 0 | 2 | 0% |
| Maibec | 2 | 0 | 0 | 2 | 0% |
| Lumabuilt | 2 | 0 | 0 | 2 | 0% |
| Linea Rossa Design LLC | 2 | 0 | 2 | 0 | 0% |
| Kirby Building Systems | 2 | 0 | 0 | 2 | 0% |
| Kebony AS/ Enhanced Wood Technologies, Inc. | 2 | 0 | 0 | 2 | 0% |
| Infinite Windows LLC | 2 | 0 | 0 | 2 | 0% |
| IMETCO | 2 | 0 | 0 | 2 | 0% |
| Graber Post Buildings, Inc. | 2 | 1 | 0 | 1 | 50% |
| Glass Tech Engineering | 2 | 0 | 2 | 0 | 0% |
| GIG Windows & Doors | 2 | 0 | 0 | 2 | 0% |
| Gentek Building Products | 2 | 0 | 2 | 0 | 0% |
| Euro-Wall, LLC | 2 | 0 | 2 | 0 | 0% |
| Enviralum Industries Inc | 2 | 0 | 0 | 2 | 0% |
| Englert Inc. | 2 | 2 | 0 | 0 | 100% |
| Engage Building Products Inc. | 2 | 0 | 2 | 0 | 0% |
| Elite Metal Manufacturing, LLC | 2 | 0 | 0 | 2 | 0% |
| Eco Window Systems | 2 | 0 | 0 | 2 | 0% |
| Dri-Design | 2 | 0 | 1 | 1 | 0% |
| Downey Glass | 2 | 0 | 0 | 2 | 0% |
| Derby Building Products Inc | 2 | 0 | 0 | 2 | 0% |
| ChamClad by Chameleon | 2 | 0 | 2 | 0 | 0% |
| Central States Manufacturing, Inc. | 2 | 0 | 1 | 1 | 0% |
| CEI Materials | 2 | 0 | 0 | 2 | 0% |
| Branch Technology | 2 | 0 | 0 | 2 | 0% |
| Berridge Manufacturing Co. | 2 | 2 | 0 | 0 | 100% |
| American Warming and Ventilating | 2 | 0 | 0 | 2 | 0% |
| American Construction Metals | 2 | 0 | 0 | 2 | 0% |
| Alside | 2 | 1 | 1 | 0 | 50% |
| Alpha Aluminum, Inc. | 2 | 0 | 0 | 2 | 0% |
| Allegion-Schlage Lock Company, LLC. | 2 | 0 | 0 | 2 | 0% |
| Abrams Architectural Products | 2 | 0 | 0 | 2 | 0% |
| ABET Laminati | 2 | 0 | 0 | 2 | 0% |
| 3A Composites USA Inc. | 2 | 0 | 0 | 2 | 0% |
| Zeeff Panel Systems | 1 | 1 | 0 | 0 | 100% |
| WoodPlank | 1 | 0 | 0 | 1 | 0% |
| Wintech - Window Technology, Inc. | 1 | 0 | 0 | 1 | 0% |
| Willard Shutter Co. | 1 | 0 | 0 | 1 | 0% |
| Westlake Royal Stone (Stonecraft) | 1 | 0 | 1 | 0 | 0% |
| Westlake Royal Stone (Eldorado) | 1 | 0 | 0 | 1 | 0% |
| Westlake Royal Stone (Dutch Quality) | 1 | 0 | 1 | 0 | 0% |
| Westlake Davinci Roofscapes, LLC | 1 | 0 | 1 | 0 | 0% |
| Watkins Sawmills | 1 | 0 | 0 | 1 | 0% |
| Wanessa-Sue Inc | 1 | 1 | 0 | 0 | 100% |
| W&W Glass, LLC | 1 | 1 | 0 | 0 | 100% |
| Voss Solid USA | 1 | 0 | 0 | 1 | 0% |
| Vicwest | 1 | 0 | 0 | 1 | 0% |
| Ventana Design-Build Systems | 1 | 0 | 0 | 1 | 0% |
| Velocity Impact Products | 1 | 0 | 0 | 1 | 0% |
| Varco Pruden Buildings | 1 | 0 | 1 | 0 | 0% |
| Valto, Inc | 1 | 0 | 1 | 0 | 0% |
| Urania Group SPA | 1 | 0 | 0 | 1 | 0% |
| UNILUX GmbH | 1 | 0 | 0 | 1 | 0% |
| Unicel Architectural | 1 | 0 | 0 | 1 | 0% |
| Twin Oaks Madison LLC | 1 | 0 | 0 | 1 | 0% |
| TruLog Siding | 1 | 0 | 0 | 1 | 0% |
| Trimak Building Components | 1 | 0 | 0 | 1 | 0% |
| Transamerican Strukturoc, Inc. | 1 | 0 | 0 | 1 | 0% |
| Titoni Windows | 1 | 0 | 0 | 1 | 0% |
| Thermory USA | 1 | 1 | 0 | 0 | 100% |
| The Garland Company, Inc. | 1 | 0 | 1 | 0 | 0% |
| The AZEK Company | 1 | 0 | 0 | 1 | 0% |
| TerraCORE Panels | 1 | 0 | 0 | 1 | 0% |
| Taktl-llc | 1 | 0 | 0 | 1 | 0% |
| Tabs Wall Systems LLC | 1 | 0 | 0 | 1 | 0% |
| T. Clear Corporation | 1 | 0 | 0 | 1 | 0% |
| SYLVANIX OUTDOOR PRODUCTS, INC. | 1 | 0 | 1 | 0 | 0% |
| Superior Walls of America, Ltd. | 1 | 0 | 0 | 1 | 0% |
| Sunshine Windows Manufacturing Inc. | 1 | 0 | 1 | 0 | 0% |
| Sunset Windows and Doors LLC | 1 | 0 | 0 | 1 | 0% |
| Steel Building and Structures, Inc. | 1 | 1 | 0 | 0 | 100% |
| Stabilit America, Inc. dba Resolite | 1 | 0 | 0 | 1 | 0% |
| Stabilit America, Inc. dba Glasteel | 1 | 0 | 0 | 1 | 0% |
| Spirco Manufacturing | 1 | 1 | 0 | 0 | 100% |
| Sol-A-Trol Aluminum Products | 1 | 0 | 1 | 0 | 0% |
| Simpson Panel | 1 | 0 | 0 | 1 | 0% |
| Sika Facades | 1 | 0 | 0 | 1 | 0% |
| Shildan, Inc. | 1 | 0 | 0 | 1 | 0% |
| Sheffield Metals International | 1 | 0 | 1 | 0 | 0% |
| Shakertown | 1 | 0 | 1 | 0 | 0% |
| SBI Metal Buildings | 1 | 0 | 0 | 1 | 0% |
| Santurce Inversiones SA LLC | 1 | 0 | 0 | 1 | 0% |
| Ruskin Company | 1 | 0 | 0 | 1 | 0% |
| Rulon International | 1 | 0 | 0 | 1 | 0% |
| Rollex Corp. dba Alsco Metals | 1 | 0 | 0 | 1 | 0% |
| Rieder Faserbeton-Elemente GmbH | 1 | 0 | 0 | 1 | 0% |
| Resysta North America, Inc. | 1 | 0 | 0 | 1 | 0% |
| Reflection Window Company, LLC | 1 | 0 | 0 | 1 | 0% |
| RC BES WINDOWS LLC | 1 | 0 | 0 | 1 | 0% |
| Quality Metals, Inc. | 1 | 0 | 1 | 0 | 0% |
| Quality Edge, Inc. | 1 | 0 | 0 | 1 | 0% |
| Quaker Window Products | 1 | 0 | 0 | 1 | 0% |
| ProVia, LLC | 1 | 0 | 0 | 1 | 0% |
| Prestige Stone Products LLC | 1 | 0 | 0 | 1 | 0% |
| Premier Metal | 1 | 0 | 1 | 0 | 0% |
| Piazza Stone LLC | 1 | 0 | 0 | 1 | 0% |
| Physical Security, LLC | 1 | 0 | 0 | 1 | 0% |
| PGT Industries | 1 | 1 | 0 | 0 | 100% |
| Permasteelisa North America Corp. | 1 | 0 | 0 | 1 | 0% |
| Peachtree Protective Covers | 1 | 0 | 0 | 1 | 0% |
| Pattison Sign Group | 1 | 0 | 0 | 1 | 0% |
| Parklex Prodema USA, Inc. | 1 | 0 | 0 | 1 | 0% |
| Parasoleil.com | 1 | 0 | 0 | 1 | 0% |
| Owens Corning | 1 | 0 | 0 | 1 | 0% |
| OGT Window Products, LLC | 1 | 0 | 0 | 1 | 0% |
| NovaTech Wall Systems | 1 | 0 | 0 | 1 | 0% |
| Northstar Technologies Group, Inc | 1 | 0 | 0 | 1 | 0% |
| Nexgen Building Products. LLC | 1 | 0 | 0 | 1 | 0% |
| NewTechWood America Inc. | 1 | 1 | 0 | 0 | 100% |
| New Hudson Facades | 1 | 0 | 0 | 1 | 0% |
| Net Zero Building Systems/Spray Rock | 1 | 0 | 0 | 1 | 0% |
| Nailor Industries, Inc. | 1 | 0 | 0 | 1 | 0% |
| Mulia,INC (FL) | 1 | 0 | 0 | 1 | 0% |
| MP Global Products, LLC | 1 | 0 | 0 | 1 | 0% |
| Modern Mill | 1 | 0 | 0 | 1 | 0% |
| Mixlegno Group S.R.L. | 1 | 0 | 0 | 1 | 0% |
| Mission Metals Mfg | 1 | 1 | 0 | 0 | 100% |
| MillerClapperton | 1 | 0 | 1 | 0 | 0% |
| Miller Glass and Glazing, Inc | 1 | 0 | 0 | 1 | 0% |
| Millennium Forms, LLC | 1 | 0 | 0 | 1 | 0% |
| Millboard Company Ltd | 1 | 0 | 0 | 1 | 0% |
| Mighty Buildings inc | 1 | 0 | 0 | 1 | 0% |
| Miami Dade Aluminum | 1 | 1 | 0 | 0 | 100% |
| MetalMax Roofing and Siding | 1 | 0 | 0 | 1 | 0% |
| Metallic Products | 1 | 1 | 0 | 0 | 100% |
| Metal Roof Source | 1 | 1 | 0 | 0 | 100% |
| McElroy Metal, Inc. | 1 | 0 | 0 | 1 | 0% |
| Master Wall Inc.® | 1 | 0 | 0 | 1 | 0% |
| Mapes Panels LLC | 1 | 0 | 0 | 1 | 0% |
| MAC Metal Architectural | 1 | 0 | 0 | 1 | 0% |
| M. G. McGrath Inc. | 1 | 0 | 0 | 1 | 0% |
| LUXYCLAD Ltd. | 1 | 0 | 0 | 1 | 0% |
| Luxury windows corp | 1 | 0 | 0 | 1 | 0% |
| Lunawood LLC | 1 | 0 | 1 | 0 | 0% |
| Loewen Windows | 1 | 1 | 0 | 0 | 100% |
| Litecon Corporation | 1 | 0 | 0 | 1 | 0% |
| Linea Rossa Windows & Doors | 1 | 0 | 0 | 1 | 0% |
| Lindner Facades Inc. | 1 | 0 | 1 | 0 | 0% |
| Legacy Building Solutions, Inc. | 1 | 0 | 0 | 1 | 0% |
| Laminators Inc | 1 | 0 | 0 | 1 | 0% |
| Lamboo Technologies | 1 | 0 | 0 | 1 | 0% |
| Korus USA corp. | 1 | 0 | 0 | 1 | 0% |
| KMEW | 1 | 0 | 0 | 1 | 0% |
| Kalwall Corp. | 1 | 0 | 0 | 1 | 0% |
| K RESEARCH & DEVELOPMENT, LLC | 1 | 0 | 0 | 1 | 0% |
| Jain Americas, Inc. | 1 | 0 | 0 | 1 | 0% |
| J&N Stone Manufacturing LLC / Pioneer Stone | 1 | 0 | 0 | 1 | 0% |
| Innovation Glass, LLC | 1 | 0 | 0 | 1 | 0% |
| Hydroblok Inc. | 1 | 0 | 1 | 0 | 0% |
| Huber Engineered Woods LLC | 1 | 1 | 0 | 0 | 100% |
| Horizon Structural Systems, Inc. | 1 | 0 | 0 | 1 | 0% |
| Hoover Architectural Solutions, LLC | 1 | 0 | 0 | 1 | 0% |
| Hillpointe LLC, dba Proponents LLC | 1 | 0 | 1 | 0 | 0% |
| Harmon, Inc. | 1 | 0 | 0 | 1 | 0% |
| GV Facade LLC | 1 | 0 | 0 | 1 | 0% |
| Guernsey Architectural Solutions, Inc. | 1 | 0 | 0 | 1 | 0% |
| GTO Aluminum Manufacturing | 1 | 0 | 0 | 1 | 0% |
| Greenmaker Industries, LLC. | 1 | 0 | 0 | 1 | 0% |
| Gordon Sales, Inc. | 1 | 0 | 0 | 1 | 0% |
| Global Bamboo Technologies, INC | 1 | 0 | 0 | 1 | 0% |
| GLASSLINE METAL FACTORY LLC | 1 | 0 | 0 | 1 | 0% |
| Glas-California, Inc. (dba Glas-California) | 1 | 0 | 0 | 1 | 0% |
| GIBRALTAR - Building Accessories Division | 1 | 0 | 0 | 1 | 0% |
| Georgia Pacific-Gypsum | 1 | 1 | 0 | 0 | 100% |
| Geolam, Inc. | 1 | 0 | 0 | 1 | 0% |
| Gensteel Doors Inc. | 1 | 0 | 0 | 1 | 0% |
| GAF | 1 | 0 | 0 | 1 | 0% |
| FunderMax North America | 1 | 0 | 0 | 1 | 0% |
| Frey-Moss Structures, Inc. | 1 | 0 | 0 | 1 | 0% |
| Freedom Manufacturing and Roofing Supply, LLC | 1 | 0 | 0 | 1 | 0% |
| Florida Pre-Fab, Inc. | 1 | 0 | 0 | 1 | 0% |
| Flood Solutions, LLC | 1 | 0 | 1 | 0 | 0% |
| Fidelity Manufacturing | 1 | 0 | 0 | 1 | 0% |
| Fiber Composites, LLC | 1 | 0 | 0 | 1 | 0% |
| FGM - Parallel LLC | 1 | 0 | 0 | 1 | 0% |
| Ferriot | 1 | 0 | 0 | 1 | 0% |
| FENEX, LLC. formerly Fenex Corp M.D., Inc. | 1 | 0 | 0 | 1 | 0% |
| Faour Glass Technologies | 1 | 0 | 1 | 0 | 0% |
| Fantasy Marble LLC | 1 | 0 | 1 | 0 | 0% |
| Fairview Architectural North America | 1 | 0 | 0 | 1 | 0% |
| Faciem Vitrium, Inc. | 1 | 0 | 1 | 0 | 0% |
| Eurocraft Industries, Inc. | 1 | 0 | 0 | 1 | 0% |
| Erie Architectural Products | 1 | 0 | 0 | 1 | 0% |
| EQUITONE | 1 | 0 | 0 | 1 | 0% |
| Environmental Materials LLC | 1 | 0 | 0 | 1 | 0% |
| Empire Windows Industry | 1 | 0 | 0 | 1 | 0% |
| ELRO Manufacturing, LLC | 1 | 0 | 0 | 1 | 0% |
| Elite Structures inc. | 1 | 0 | 0 | 1 | 0% |
| Elite Aluminum Corporation | 1 | 1 | 0 | 0 | 100% |
| Elevate UNA-Clad (Amrize Building Envelope LLC) | 1 | 1 | 0 | 0 | 100% |
| Elevate (Amrize Building Envelope LLC) | 1 | 1 | 0 | 0 | 100% |
| Elemex Architectural Systems | 1 | 0 | 0 | 1 | 0% |
| EGS International, LLC | 1 | 0 | 0 | 1 | 0% |
| Edco Products, Inc. | 1 | 0 | 0 | 1 | 0% |
| East Coast Metal Systems | 1 | 0 | 0 | 1 | 0% |
| Do It Impact, Inc | 1 | 0 | 0 | 1 | 0% |
| Dixie Building Supply Co., Inc. | 1 | 1 | 0 | 0 | 100% |
| Design Consultant Engineering Inc. | 1 | 0 | 0 | 1 | 0% |
| DCSM Manufacturing LLC | 1 | 0 | 1 | 0 | 0% |
| D7 Metals LLC | 1 | 1 | 0 | 0 | 100% |
| CXT Inc. | 1 | 0 | 0 | 1 | 0% |
| CUHADAROGLU METAL SAN.PAZ. A.S. | 1 | 0 | 1 | 0 | 0% |
| Crown Corr Inc | 1 | 0 | 0 | 1 | 0% |
| Crayfish Investment Corp. | 1 | 0 | 0 | 1 | 0% |
| Crawford Tracey Corporation | 1 | 0 | 0 | 1 | 0% |
| Cosentino N.A. | 1 | 0 | 0 | 1 | 0% |
| Coronado Stone Products | 1 | 0 | 0 | 1 | 0% |
| Cornerstone Building Brands (Fortify, ABC, Ceco, MBCI, Metal Sales, Metallic, Mueller, Robertson, Star, Union) | 1 | 0 | 1 | 0 | 0% |
| Cladding Systems, Inc. | 1 | 0 | 0 | 1 | 0% |
| Chelsea Building Products | 1 | 0 | 0 | 1 | 0% |
| Champion Glass, Inc. | 1 | 0 | 1 | 0 | 0% |
| CGI Windows and Doors | 1 | 0 | 0 | 1 | 0% |
| CertainTeed Gypsum, Inc. | 1 | 1 | 0 | 0 | 100% |
| CENTRIA | 1 | 0 | 1 | 0 | 0% |
| Cedar Valley Manufacturing, Inc. | 1 | 0 | 1 | 0 | 0% |
| CasArmor, LLC | 1 | 1 | 0 | 0 | 100% |
| Carter Architectural Panels, Inc. | 1 | 0 | 0 | 1 | 0% |
| Capital Metal Supply, Inc. | 1 | 0 | 1 | 0 | 0% |
| Boss Metals | 1 | 0 | 1 | 0 | 0% |
| BlackStar IP, LLC | 1 | 0 | 0 | 1 | 0% |
| Bigfoot Door Corp. | 1 | 0 | 1 | 0 | 0% |
| BETCO, Inc. | 1 | 0 | 1 | 0 | 0% |
| BAKER METAL WORKS & SUPPLY, INC. | 1 | 1 | 0 | 0 | 100% |
| B+N Industries | 1 | 0 | 0 | 1 | 0% |
| Avenere Claddin | 1 | 0 | 0 | 1 | 0% |
| Astral Aluminum and Glass Inc. | 1 | 0 | 0 | 1 | 0% |
| Arrow United Industries | 1 | 0 | 0 | 1 | 0% |
| Arriscraft International | 1 | 0 | 0 | 1 | 0% |
| Architectural Louvers | 1 | 0 | 0 | 1 | 0% |
| Architectural Fabrication, Inc. | 1 | 0 | 0 | 1 | 0% |
| Amerimax Home Products | 1 | 0 | 0 | 1 | 0% |
| Americlad | 1 | 0 | 0 | 1 | 0% |
| American Metalcraft, Inc. | 1 | 0 | 0 | 1 | 0% |
| American Fiber Cement | 1 | 0 | 0 | 1 | 0% |
| American Buildings | 1 | 0 | 0 | 1 | 0% |
| ALUPROF SA | 1 | 0 | 0 | 1 | 0% |
| Aluminum Force Supply & Manufacturing | 1 | 0 | 1 | 0 | 0% |
| Aluminum Coils, Inc. | 1 | 0 | 1 | 0 | 0% |
| Alsco Aluminum Building Products | 1 | 0 | 0 | 1 | 0% |
| AllSouth Pre-Engineered Components, LLC (APEC) | 1 | 1 | 0 | 0 | 100% |
| Alliance Steel Inc. | 1 | 0 | 1 | 0 | 0% |
| All American Metal Components | 1 | 0 | 0 | 1 | 0% |
| AL13 Architectural Systems | 1 | 0 | 0 | 1 | 0% |
| Air Master Awning, LLC | 1 | 1 | 0 | 0 | 100% |
| Air-Lux Technik AG | 1 | 0 | 1 | 0 | 0% |
| Air Balance Incorporated | 1 | 0 | 0 | 1 | 0% |
| AGI (Architectural Graphics, Inc.) | 1 | 0 | 0 | 1 | 0% |
| ACI Building Systems, LLC | 1 | 0 | 1 | 0 | 0% |
| AADG inc dba Pioneer Industries | 1 | 0 | 0 | 1 | 0% |