| TMT.c. Millwork | Bensalem | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| TMTc Millwork, INC. | Bensalem | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| TAThe Ames Companies Inc/champion Facility | Champion | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| TMThompson Mahogany CO. | Fairless Hills | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| TLTimberview Lawn Furniture | Worth, Township of | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| TIToll Integrated Systems | Morrisville | PA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| THTri-county Hardware, INC. | Berwick | PA | Wood Product Manufacturing321214 | — | ◇ UNVERIFIED |
| TBTristate Biofuels, LLC | Lemont Furnace | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| TSTriton Structural Concrete INC | Berwick | PA | Wood Product Manufacturing321992 | — | ◇ UNVERIFIED |
| TLTru-bilt Lumber Company | Sunbury | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| TWTurned Wood | Nesquehoning | PA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| UPUfp Parker, LLC | Emlenton | PA | Wood Product Manufacturing321219 | — | ◇ UNVERIFIED |
| UPUfp Parker, LLP | Parker | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| UDU.s. Dol Osha | Crystal Spring | PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| UOUsdol Osha | Mount Pleasant Mills | PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| ULUS Lbm Holdings, LLC | Telford | PA | Wood Product Manufacturing321992 | — | ◇ UNVERIFIED |
| VWValley Woodcraft & Lumber Company INC | Wilkes Barre | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| WLWalczak Lumber Company, INC. | Greenfield Township | PA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| WLWalker Lumber Company INC. | Woodland | PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| WSWeather Shield Transportation, LTD. | Camp Hill | PA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| WWWilliam W. Brooks Iii | Ralston | PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| WRW.j. Reining & Sons INC. | Beach Lake | PA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| WPW.w. Pallet CO. | Elizabethville | PA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| YBYour Building Centers, Incorporated | Beech Creek | PA | Wood Product Manufacturing321214 | — | ◇ UNVERIFIED |
