| SASpecialloy Acquisition Company | New Madrid | MO | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SCSpokane Custom Wood Treating | Spokane | WA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| STStallworth Timber CO | Beatrice | AL | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SJStella Jones | Savannah | TN | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SStella-jones | Lufkin | TX | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Terre Haute | IN | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Warrior | AL | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SCStella-jones Corporation | Reedy | WV | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| STStone Treated Materials | Picayune | MS | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SFSunbelt Forest Products | Rockledge | FL | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SHSw Harbor Project | Seattle | WA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TWTarheel Wood Treating CO | Morrisville | NC | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TTThe Treating Plant LLC | Jacksonville | FL | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TBThrift Brothers Lumber CO. in C. | Westminster | SC | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TITimber Industries INC | Salem | MO | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TSTri State Pole and Piling INC | Lucedale | MS | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TTronox | Texarkana | TX | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TLTrueguard, LLC | Fort Collins | CO | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| URUfp Rockwell, LLC Dba Robbins Manufacturing | Rockwell | NC | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| UFUniversal Forest Prod Eastern CO | Gordon | PA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| UFUniversal Forest Products Blanchester LLC | Blanchester | OH | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| USU S Fence Incorporated Treating Division | Bulls Gap | TN | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| UWUtah Wood Preserving | Woods Cross | UT | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| VLValley Lumber CO INC | Hackleburg | AL | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| VWValley Wood Preserving, INC. | Turlock | CA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| WWWalker Wood Preserving INC | Livingston | TX | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| WCWeiss Cascade | Centralia | WA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| WBWest Branch Wood Treating INC | West Branch | MI | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| WSWeyerhaeuser Simsboro Ewp | Simsboro | LA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| WIWoodline Incorporated | Thomasville | NC | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| WMWood Mart of Va Company | Chester | VA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| LPLa Puerta Originals | Santa Fe | NM | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| MMMichigan Maple Block CO | Petoskey | MI | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| 3N317706506 - Northwest Coating Systems INC | Woodburn | OR | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| 3F317708371 - Forest Technologies INC | Salem | OR | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| 3R3 Rivers Flooring, INC. | West Helena | AR | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| 9F93802 - Finishing Touch Industries INC | Wyoming | MN | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| 9B96193 - Barrier Technology Corporation | Watkins | MN | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| AAA & a Wheeler Manufacturing INC. | Lee | NH | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| ALAbode Lumber CORP Dba Woodguard | San Bernardino | CA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| ALAero Lac INC Buckley | Buckley | WA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| AFAhl Forest Products | Orland | CA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| ACAlameda County Public Works Agency | Castro Valley | CA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| ALAlpine Lumber CO Dba Rocky Mtn Prestain | Denver | CO | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| ACAmerican Civil Constructors West Coast | Lake Almanor | CA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| AWAmerican Wood | Richton | MS | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| AWAmerities West, LLC | The Dalles | OR | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| AWAngie Wood Preserving Company | Angie | LA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| AWAtlantic Wood Ind INC | Port Wentworth | GA | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| BLBean Lumber, Curt | Amity | AR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
