| CRCapital Ready Mix | Springfield | IL | — | ◇ UNVERIFIED |
| FCFinley Construction & Ready Mix | Atwood | KS | — | ◇ UNVERIFIED |
| HMHarry Miller CORP | Philadelphia | PA | — | ◇ UNVERIFIED |
| IPInnovative Powder Coating | Pennsauken | NJ | — | ◇ UNVERIFIED |
| MCMga Cast Stone INC | Oxford | ME | — | ◇ UNVERIFIED |
| MAMid America Precast Inc-fulton | Fulton | MO | — | ◇ UNVERIFIED |
| MCMilazzo Company | Pittston | PA | — | ◇ UNVERIFIED |
| OAOnly Alpha Trivector | Fort Wayne | IN | — | ◇ UNVERIFIED |
| PBPalm Beach Cast Stone, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| RRRoadrunner Redi Mix INC Gcp5-3474 | Rio Rancho | NM | — | ◇ UNVERIFIED |
| RCR&s Concrete | Houston | TX | — | ◇ UNVERIFIED |
| SRShafer Readi-mix INC | Albion | MI | — | ◇ UNVERIFIED |
| SMStephens Manufacturing | Tompkinsville | KY | — | ◇ UNVERIFIED |
| URUpchurch Ready Mix Concrete | Cahokia | IL | — | ◇ UNVERIFIED |
Vasquez Ready Mix LLC - Ross Bandit | Denver | CO | — | ◇ UNVERIFIED |
| 1G18030 - Goodrich | Goodrich | MI | 20–99 | ◐ LIKELY ACTIVE |
| 3C3d Concrete | Sparks | NV | 20–99 | ◐ LIKELY ACTIVE |
| 3C3m Company | Saint Paul | MN | — | ◐ LIKELY ACTIVE |
| 4S43rd St., Inc. | Pittsburgh | PA | 20–99 | ◐ LIKELY ACTIVE |
| 7M7/11 Materials, Inc. - Modesto | Modesto | CA | 20–99 | ◐ LIKELY ACTIVE |
| 9C92904 - Compass Minerals America Inc | Duluth | MN | 20–99 | ◐ LIKELY ACTIVE |
| ABA-1 Block Corporation | Polk City | FL | — | ◐ LIKELY ACTIVE |
| AQA-1 Quality Redi-mix, INC. | Socorro | NM | — | ◐ LIKELY ACTIVE |
| ACAbernathy Concrete Company, INC. | Pulaski | TN | — | ◐ LIKELY ACTIVE |
| ACA, C, and S INC. | Nitro | WV | 20–99 | ◐ LIKELY ACTIVE |
| ARAce Ready Mix- Sioux Falls | Sioux Falls | SD | 20–99 | ◐ LIKELY ACTIVE |
| ASAcme Shorey Precast | Carver | MA | 20–99 | ◐ LIKELY ACTIVE |
| ACAdonel Concrete Pumping & Finishing Ofso | Homestead | FL | — | ◐ LIKELY ACTIVE |
| ARAdrian Recycling LLC | Adrian | MI | — | ◐ LIKELY ACTIVE |
| ACAdvanced Cast Stone | Fort Worth | TX | 20–99 | ◐ LIKELY ACTIVE |
| ARAdvance Ready Mix Concrete, Inc Plant 5 | Louisville | KY | 1–19 | ◐ LIKELY ACTIVE |
| ARAdvance Ready Mix Concrete, Inc Plant 6 | Jeffersonville | IN | 1–19 | ◐ LIKELY ACTIVE |
| ARAdvance Ready Mix Concrete INC - Plant No 7 | Campbellsburg | KY | — | ◐ LIKELY ACTIVE |
| ATAerofil Technology, INC. | Sullivan | MO | 100–499 | ◐ LIKELY ACTIVE |
| AIAggregate Industries Stone Crushing Plant | Littleton | MA | — | ◐ LIKELY ACTIVE |
| AIAggregate Industries Wcr INC Riverview Ready Mix Plant | Littleton | CO | — | ◐ LIKELY ACTIVE |
| AFAgilex Flavors & Frangrances | Somerset | NJ | — | ◐ LIKELY ACTIVE |
| ACAlamo Concrete Products Plant 38 | Hallettsville | TX | — | ◐ LIKELY ACTIVE |
| ACAllied Concrete Products - Emporia | Emporia | VA | — | ◐ LIKELY ACTIVE |
| ASAlloy Surfaces Aston Plt | Chester | PA | — | ◐ LIKELY ACTIVE |
| ARAll Rite Paving & Redi Mix INC | La Junta | CO | — | ◐ LIKELY ACTIVE |
| ACAmaralto Concrete #1 Plant in Miami | Miami | FL | — | ◐ LIKELY ACTIVE |
| ACAmaralto Concrete & Pump INC. | Homestead | FL | — | ◐ LIKELY ACTIVE |
| AMA Materials Group INC - Chiefland Cbp #12 | Chiefland | FL | — | ◐ LIKELY ACTIVE |
| AAAmcor American Canyon LLC | American Canyon | CA | 20–99 | ◐ LIKELY ACTIVE |
| ACAmerican Colloid Company - York PA | York | PA | 20–99 | ◐ LIKELY ACTIVE |
| ACAmerican Concrete & Block Corporation | Pennington Gap | VA | — | ◐ LIKELY ACTIVE |
| ACAmerican Concrete Products | Dallas | TX | 20–99 | ◐ LIKELY ACTIVE |
| APAmerican Precast LLC | Venice | FL | — | ◐ LIKELY ACTIVE |
| ARAmerican Ready Mix-gumbo | Chesterfield | MO | — | ◐ LIKELY ACTIVE |
American Wilbert Vault Des Plaines | Des Plaines | IL | 20–99 | ◐ LIKELY ACTIVE |
| ACAmes Concrete Batch Plant at Glen Elder Dam (air) | Glen Elder | KS | — | ◐ LIKELY ACTIVE |
| ACAmes Concrete- Webster Dam | Stockton | KS | — | ◐ LIKELY ACTIVE |
| AMA & M Products | Spring Hill | KS | — | ◐ LIKELY ACTIVE |
| AMAmrize Mid-atlantic INC - Front Royal | Front Royal | VA | — | ◐ LIKELY ACTIVE |
| AIApac-kansas Inc-lone Elm Quarry | Olathe | KS | — | ◐ LIKELY ACTIVE |
| AMApplied Material Solutions, INC. | Elkhorn | WI | 100–499 | ◐ LIKELY ACTIVE |
| ANAquaserv New Warehouse and Production Facility | Memphis | TN | — | ◐ LIKELY ACTIVE |
| ACAries Chemical Inc (2) | Beaver Falls | NY | 20–99 | ◐ LIKELY ACTIVE |
| ABArnold Bros Concrete Inc. | Cape Coral | FL | 20–99 | ◐ LIKELY ACTIVE |
| ACArrow Concrete Company - Beaufort | Beaufort | SC | — | ◐ LIKELY ACTIVE |
| ALArxada, LLC | Morristown | NJ | — | ◐ LIKELY ACTIVE |
| ALArxada Llc/williamsport Plt | Williamsport | PA | — | ◐ LIKELY ACTIVE |
| ACAshland Chemical CO | Greensboro | NC | — | ◐ LIKELY ACTIVE |
| ACASK Chemicals LLC - Headquarters | Dublin | OH | 20–99 | ◐ LIKELY ACTIVE |
| ALAtk Launch Systems LLC | Corinne | UT | — | ◐ LIKELY ACTIVE |
| ACAtlantic Concrete MD, LLC | Cockeysville | MD | 20–99 | ◐ LIKELY ACTIVE |
| ACAtlantic Contracting and Material Company | Chantilly | VA | — | ◐ LIKELY ACTIVE |
| AMAtlantic Metrocast INC - Portsmouth | Portsmouth | VA | — | ◐ LIKELY ACTIVE |
| APAtlantic Precast Concrete | Tullytown | PA | 20–99 | ◐ LIKELY ACTIVE |
| AQAtlantic Quikrete | Berlin Boro | NJ | — | ◐ LIKELY ACTIVE |
| ACAtlas Crypt and Mfg. CO. | La Crescent | MN | — | ◐ LIKELY ACTIVE |
| AQATL Quikrete | Lithonia | GA | 20–99 | ◐ LIKELY ACTIVE |
| AUAtotech Usa, LLC | Rock Hill | SC | — | ◐ LIKELY ACTIVE |
| ASAurum Standards Group | Laramie | WY | — | ◐ LIKELY ACTIVE |
| AWAzure Water Services, LLC | West Haven | CT | — | ◐ LIKELY ACTIVE |
| BLBaldwin Lighting INC | Bay Minette | AL | — | ◐ LIKELY ACTIVE |
| BCBallard Concrete-deer Meadows Plant | Moundville | AL | — | ◐ LIKELY ACTIVE |
| BCBama Concrete Birmingham, Bessemer Plant | Bessemer | AL | — | ◐ LIKELY ACTIVE |
| BCBama Concrete Birmingham Woodstock Plant | Woodstock | AL | — | ◐ LIKELY ACTIVE |
| BCBama Concrete - Whitson Temporary Plant | Berry | AL | — | ◐ LIKELY ACTIVE |
| BCBanaszak Concrete Corporation | Davie | FL | — | ◐ LIKELY ACTIVE |
| BAB and B Concrete Company | Holly Springs | MS | — | ◐ LIKELY ACTIVE |
| BAB and B Concrete Company Inc, Pontotoc Division | Pontotoc | MS | — | ◐ LIKELY ACTIVE |
| BSBartoo Sand & Gravel INC | Truth Or Consequences | NM | — | ◐ LIKELY ACTIVE |
| BBasf | Vidalia | LA | 20–99 | ◐ LIKELY ACTIVE |
| BIBastech INC | Natchez | MS | — | ◐ LIKELY ACTIVE |
| BCBates County Redi-mix INC - Butler Plant | Butler | MO | — | ◐ LIKELY ACTIVE |
| BCBayou Concrete LLC - Tallahassee Four Points Plant | Tallahassee | FL | — | ◐ LIKELY ACTIVE |
| BFBayscience Formulators, LLC | Dudley | MA | 20–99 | ◐ LIKELY ACTIVE |
| BCBayshore Concrete Products CORP - Cape Charles | Cape Charles | VA | — | ◐ LIKELY ACTIVE |
| BMBc Mississippi INC | Columbus | MS | — | ◐ LIKELY ACTIVE |
| BSBecker & Scrivens Concrete Products, Inc. | Hillsdale | MI | 20–99 | ◐ LIKELY ACTIVE |
| BRBedford Ready Mix Concrete Company | Bedford | VA | — | ◐ LIKELY ACTIVE |
| BRBender Ready Mix INC | Santa Ana | CA | 20–99 | ◐ LIKELY ACTIVE |
| BCBenevento Concrete Nh LLC | Loudon | NH | — | ◐ LIKELY ACTIVE |
| BRBenton Ready Mix | Benton | AR | — | ◐ LIKELY ACTIVE |
| BCBestway Concrete CO | Windsor | CO | — | ◐ LIKELY ACTIVE |
| BCBexar Concrete Works I, Ltd | San Antonio | TX | 100–499 | ◐ LIKELY ACTIVE |
| BSBig Sky Scientific LLC | Sun River | MT | — | ◐ LIKELY ACTIVE |