| AWAmerican Wood | Richton | MS | — | ◇ UNVERIFIED |
| AWAmerities West, LLC | The Dalles | OR | — | ◇ UNVERIFIED |
| AWAngie Wood Preserving Company | Angie | LA | — | ◇ UNVERIFIED |
| AWArch Wood Protection, INC. | Valparaiso | IN | — | ◇ UNVERIFIED |
| APArizona Pacific Wood Preserving INC | Eloy | AZ | — | ◇ UNVERIFIED |
| APArriba Poles, LLC | Arriba, 2.5 Mi W of | CO | — | ◇ UNVERIFIED |
| AWAtlantic Wood Ind INC | Port Wentworth | GA | — | ◇ UNVERIFIED |
| AWAtlantic Wood Industries INC | Hainesport | NJ | — | ◇ UNVERIFIED |
| AWAtlantic Wood Industries, INC. | Portsmouth | VA | — | ◇ UNVERIFIED |
| BLBabb Lumber Company | Ringgold | GA | — | ◇ UNVERIFIED |
| BTBarrier Technology Corporation | Watkins | MN | — | ◇ UNVERIFIED |
| BFBassett Fiberboard Plant | Bassett | VA | — | ◇ UNVERIFIED |
| BLBean Lumber, Curt | Amity | AR | — | ◇ UNVERIFIED |
| BEBeazer East | Carbondale | IL | — | ◇ UNVERIFIED |
| BEBeazer East | Houston | TX | — | ◇ UNVERIFIED |
| BEBeazer East INC | Kansas City | MO | — | ◇ UNVERIFIED |
| BEBeazer East, INC. & Dupont | Newport | DE | — | ◇ UNVERIFIED |
| BEBeazer East INC (former Koppers Wood Treating Facility - Denver) | Denver | CO | — | ◇ UNVERIFIED |
| BEBeazer East INC - La Paint | Vernon | CA | — | ◇ UNVERIFIED |
| BEBeazer East INC - Salisbury | Salisbury | MD | — | ◇ UNVERIFIED |
| BLBell Lumber and Pole Company | Broken Bow | OK | — | ◇ UNVERIFIED |
| BCBenton Creosote Works | Benton | LA | — | ◇ UNVERIFIED |
| BWBetos Woodworks | Mission | TX | — | ◇ UNVERIFIED |
| BMBf Millwork | Dolores | CO | — | ◇ UNVERIFIED |
| BOBiewer of Lansing LLC | Lansing | MI | — | ◇ UNVERIFIED |
| BIBlackstone I LLC | Blackstone | VA | — | ◇ UNVERIFIED |
| BVBlackstone Valley Prestain | Burrillville | RI | — | ◇ UNVERIFIED |
| BCBluelinx CORP | Aitkin | MN | — | ◇ UNVERIFIED |
| BDBnsf Dant and Russell | North Plains | OR | — | ◇ UNVERIFIED |
| BRBnsf Railway CO - Tie Plant | Baxter | MN | — | ◇ UNVERIFIED |
| BRBoatright Railroad Products, INC. | Castleberry | AL | — | ◇ UNVERIFIED |
 Boise Cascade Wood Products, L.l.c. | Havana | FL | — | ◇ UNVERIFIED |
| BFBorden Forest Products, LLC | Cottonwood | CA | — | ◇ UNVERIFIED |
| BFBremer Family Winery | Angwin | CA | — | ◇ UNVERIFIED |
| BEBrinson Enterprises LLC | Lafayette | AL | — | ◇ UNVERIFIED |
| BLBrowning Lumber Co, INC | Bald Knob | WV | — | ◇ UNVERIFIED |
| BWBrown Wood Preserving Company | Northport | AL | — | ◇ UNVERIFIED |
| BCBurke-parsons-bowlby CORP | Stanton | KY | — | ◇ UNVERIFIED |
| BCBurke-parsons-bowlby CORP | Spencer | WV | — | ◇ UNVERIFIED |
| BWB Wood Cabinet Painting, INC | Brentwood | CA | — | ◇ UNVERIFIED |
| BWB Woodmore Painting | Brentwood | CA | — | ◇ UNVERIFIED |
| CICadmus Investments | Easton | PA | — | ◇ UNVERIFIED |
| CCCalifornia Cascade-fontana, INC | Fontana | CA | — | ◇ UNVERIFIED |
| CDCalifornia Department of Transporatation | Norwalk | CA | — | ◇ UNVERIFIED |
| CDCalifornia Department of Transportation | Tustin | CA | — | ◇ UNVERIFIED |
| CLCalifornia Lumber Company | Concord | CA | — | ◇ UNVERIFIED |
| CPCalifornia Pre Stain | Torrance | CA | — | ◇ UNVERIFIED |
| CPCalifornia Pre-stain INC | Long Beach | CA | — | ◇ UNVERIFIED |
| CCaltrans | Palmdale | CA | — | ◇ UNVERIFIED |
| CCaltrans | Azusa | CA | — | ◇ UNVERIFIED |
