| Type | Style | Company Name | Link |
|---|---|---|---|
| Hardboard | Albany International Corp. | http://www.albint.com | |
| Hardboard | BNZ Materials, Inc. | http://www.bnzmaterials.com | |
| Hardboard | FireTect, Inc. | http://www.firetect.com | |
| Hardboard | Flame Stop, Inc. | http://www.flamestop.com | |
| Hardboard | FPT Flammadur | http://www.flammadur.com | |
| Hardboard | Hoover Treated Wood Products, Inc. | http://www.FRTW.com | |
| Hardboard | Promatec | http://www.promatec.com | |
| Hardboard | Thermax N.A. / Panel Speciaists, Inc. | http://www.panelspec.com | |
| Hardboard | U.S. Architectural Products, Inc. | http://www.architecturalproducts.com | |
| Building Materials | Aluflam North America | http://www.aluflam-usa.com | |
| Building Materials | Barrier Technology Corp. | http://www.intlbarrier.com | |
| Building Materials | BOCA International CNL | http://www.bocai.org | |
| Building Materials | Cedar Shake & Shingle Bureau | http://www.cedarbureau.org | |
| Building Materials | Chemco, Inc. | http://www.chemco.us | |
| Building Materials | Concrete Alliance, Inc. | http://www.concreteallianceinc.com | |
| Building Materials | FireTect, Inc. | http://www.firetect.com | |
| Building Materials | Flame Stop, Inc. | http://www.flamestop.com | |
| Building Materials | Gypsum Association | http://www.gypsum.org | |
| Building Materials | High Temperature Linings | http://www.firetrain.com | |
| Building Materials | Hoover Treated Wood Products, Inc. | http://www.FRTW.com | |
| Building Materials | MM Newman Corp. | http://www.mmsystemscorp.com | |
| Building Materials | NEPTCO | http://www.neptco.com | |
| Building Materials | Nuco, Inc. | http://www.nucoinc.com | |
| Building Materials | Promatec | http://www.promatec.com | |
| Building Materials | ROXTEC, Inc. | http://www.roxsystem.com | |
| Building Materials | SAFTI Fire Rated Glass | http://www.safti.com | |
| Building Materials | Thermax N.A. / Panel Speciaists, Inc. | http://www.panelspec.com | |
| Building Materials | U.S. Architectural Products, Inc. | http://www.architecturalproducts.com | |
| Building Materials | Unifrax Corp. | http://www.unifrax.com | |
| Building Materials | Vesuvius USA Corp. | http://www.knaufinsulation.us http://www.morganthermalceramics.com | |
| Decks and Roof | Chemco, Inc. | http://www.chemco.us |