| AWAtlantic Wood Industries Newsoms | Newsoms | VA | — | ◇ UNVERIFIED |
| ASAurora Specialty Chemistries | Saint Johns | MI | — | ◇ UNVERIFIED |
| ACAvient Colorants USA LLC | Mooresville | NC | — | ◇ UNVERIFIED |
| A1Awp-mill 1 | Riverton | WV | — | ◇ UNVERIFIED |
| BSBachman Services INC | Oklahoma City | OK | — | ◇ UNVERIFIED |
| BCBakelite Chemicals LLC - Taylorsville Facility | Taylorsville | MS | — | ◇ UNVERIFIED |
| BHBaker Hughes Oilfield Operations LLC - Grinding Plant & Distribution | Morgan City | LA | — | ◇ UNVERIFIED |
| BPBaker Petrolite LLC - Rayne Blend Plant | Rayne | LA | — | ◇ UNVERIFIED |
| BMBaroid Mud Plt | Deadhorse | AK | — | ◇ UNVERIFIED |
| BCBaze Chemical Liberty | Liberty | TX | — | ◇ UNVERIFIED |
| BCBaze Chemical Odessa | Odessa | TX | — | ◇ UNVERIFIED |
| BLBeadles Lumber Company | Moultrie | GA | — | ◇ UNVERIFIED |
| BLBean Lumber Company | Glenwood | AR | — | ◇ UNVERIFIED |
| BFBeasley Forest Products, INC. | Hazlehurst | GA | — | ◇ UNVERIFIED |
| BLBell Lumber & Pole CO | New Brighton | MN | — | ◇ UNVERIFIED |
| BEBenchmark Energy Prods LLC | Midland | TX | — | ◇ UNVERIFIED |
| BLBiewer Lumber | Newton | MS | — | ◇ UNVERIFIED |
| BEBinderholz Enfield Llc, Sawmill Project Pavement Improvement | Enfield | NC | — | ◇ UNVERIFIED |
 Bio-rad Laboratories | Richmond | CA | — | ◇ UNVERIFIED |
| BBlentech | Houston | TX | — | ◇ UNVERIFIED |
| BRBoatright Railroad Products | Montevallo | AL | — | ◇ UNVERIFIED |
 Boise Cascade Medford Operations | Medford | OR | — | ◇ UNVERIFIED |
| BCBorden Chemical Incorporated | Oak Creek | WI | — | ◇ UNVERIFIED |
| BGBrenntag Great Lakes, Llc-distribution | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| BMBrenntag Mid-south, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| BMBrenntag Mid-south, INC. | Saint Louis | MO | — | ◇ UNVERIFIED |
| BHBruce Hardwood Flooring By Armstrong | Beverly | WV | — | ◇ UNVERIFIED |
| BUByk USA LLC | North Haven | CT | — | ◇ UNVERIFIED |
 Calgon Carbon Coporation - Big Sandy Plt | Catlettsburg | KY | — | ◇ UNVERIFIED |
| CCCalhoun Chemicals, LLC | Port Lavaca | TX | — | ◇ UNVERIFIED |
 Camco Manufacturing LLC | Reidsville | NC | — | ◇ UNVERIFIED |
| CCCandle CORP of America | Texarkana | TX | — | ◇ UNVERIFIED |
| CSCanfor Southern Pine - Camden Plant | Cassatt | SC | — | ◇ UNVERIFIED |
| CSCanfor Southern Pine - Conway Mill | Conway | SC | — | ◇ UNVERIFIED |
| CSCanfor Southern Pine - Darlington | Darlington | SC | — | ◇ UNVERIFIED |
| CSCanfor Southern Pine - Graham Plant | Graham | NC | — | ◇ UNVERIFIED |
| CPCarolina Pole INC | Eutawville | SC | — | ◇ UNVERIFIED |
| CPCarolina Pole Leland | Leland | NC | — | ◇ UNVERIFIED |
| CCCarpenter Company | Elkhart | IN | — | ◇ UNVERIFIED |
| COCatalyst Oilfield Services | Gardendale | TX | — | ◇ UNVERIFIED |
| CRCatalyst Recovery of Louisiana LLC | Lafayette | LA | — | ◇ UNVERIFIED |
| CSCentralia Sawmill Company | Centralia | WA | — | ◇ UNVERIFIED |
| CCCesi Chemical | Marlow | OK | — | ◇ UNVERIFIED |
| CICh2o Incorporated | Olympia | WA | — | ◇ UNVERIFIED |
| CLChampionx LLC | Naples | UT | — | ◇ UNVERIFIED |
| CPChapman Plant | Chapman | AL | — | ◇ UNVERIFIED |
| CICharles Ingram Lumber CO INC | Effingham | SC | — | ◇ UNVERIFIED |
| CLChemetrics, LLC. | Midland | VA | — | ◇ UNVERIFIED |
| CIChemson INC | Philadelphia | PA | — | ◇ UNVERIFIED |
| CDChemstation Denver | Denver | CO | — | ◇ UNVERIFIED |
