| OROpen Road Asphalt CO LLC | Urbana | IL | 1–19 | ◐ LIKELY ACTIVE |
| OROrangeburg Redi Mix Concrete INC | Orangeburg | SC | 20–99 | ◐ LIKELY ACTIVE |
| OMOtay Mesa Plant 28 | Otay Mesa | CA | 20–99 | ◐ LIKELY ACTIVE |
| OCOwens Corning Atlanta Roofing & Asphalt, LLC | Atlanta | GA | — | ◐ LIKELY ACTIVE |
| OCOwens Corning Fiberglas Savannah Plant | Savannah | GA | — | ◐ LIKELY ACTIVE |
| OFOwens-corning Fiberglass Trumbull * | Medina | OH | — | ◐ LIKELY ACTIVE |
| OCOwens Corning Memphis Asphalt Plant | Memphis | TN | — | ◐ LIKELY ACTIVE |
| OCOwens Corning - Minneapolis Plant | Minneapolis | MN | — | ◐ LIKELY ACTIVE |
| PRPabco Roofing Products | Tacoma | WA | — | ◐ LIKELY ACTIVE |
| PPPackage Pavement CO | Stormville | NY | 100–499 | ◐ LIKELY ACTIVE |
| PCParish Concrete, LLC | Mandeville | LA | 20–99 | ◐ LIKELY ACTIVE |
| PPPasadena Plant 14 | Pasadena | CA | 1–19 | ◐ LIKELY ACTIVE |
| PDPavestone - Denver, CO Plant | Henderson | CO | 20–99 | ◐ LIKELY ACTIVE |
| PFPearce Foundry INC | Prairieville | LA | 20–99 | ◐ LIKELY ACTIVE |
| PCPennys Concrete INC | Shawnee | KS | — | ◐ LIKELY ACTIVE |
| PBPermabase Building Products | Cleburne | TX | 20–99 | ◐ LIKELY ACTIVE |
| PBPermabase Building Products, LLC | Clinton | IN | 20–99 | ◐ LIKELY ACTIVE |
| PIPermacast, INC. | Bradenton | FL | 1–19 | ◐ LIKELY ACTIVE |
| PCPermatile Concrete Products Company INC | Bristol | VA | 20–99 | ◐ LIKELY ACTIVE |
| PMPetrochem Materials Innovation LLC | South Gate | CA | 20–99 | ◐ LIKELY ACTIVE |
| PGPittsburgh Glass Works LLC | Berea | KY | 20–99 | ◐ LIKELY ACTIVE |
| PGPittsburgh Glass Works LLC | Tyrone | PA | 100–499 | ◐ LIKELY ACTIVE |
| PCPolkville Crushed Stone/suit-kote Terminal | Mc Graw | NY | — | ◐ LIKELY ACTIVE |
| PUPolyglass USA | Winter Haven | FL | 100–499 | ◐ LIKELY ACTIVE |
| PPPolymer Products CO INC | Stockertown | PA | 20–99 | ◐ LIKELY ACTIVE |
| PPPomona Plant 5 | Pomona | CA | 20–99 | ◐ LIKELY ACTIVE |
| PIPotters Industries INC. | Brownwood | TX | 20–99 | ◐ LIKELY ACTIVE |
| PIPotters Industries, LLC | Apex | NC | 20–99 | ◐ LIKELY ACTIVE |
| PIPpg Industries Incorporated Works Number 34 | O Fallon | MO | — | ◐ LIKELY ACTIVE |
| PPPrecision Packaging INC. - North Little Rock | North Little Rock | AR | — | ◐ LIKELY ACTIVE |
| PMPreferred Material Inc-bradenton 63rd Ave Ready Mix Facility | Bradenton | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials - Goldenrod Cbp | Winter Park | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials INC | Odessa | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials, INC. | Punta Gorda | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials, INC Hudson Plant | Hudson | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials-winter Garden Cbp | Winter Garden | FL | — | ◐ LIKELY ACTIVE |
| PSPrestress Services Industries, LLC - Plant 6 | Mount Vernon | OH | 20–99 | ◐ LIKELY ACTIVE |
| PMPrince Minerals LLC | New Castle | DE | — | ◐ LIKELY ACTIVE |
| PPP&t Products INC | Sandusky | OH | 20–99 | ◐ LIKELY ACTIVE |
| QCQuikrete Company | Perryville | MD | 20–99 | ◐ LIKELY ACTIVE |
| QCQuikrete - Corona, Ca Plant | Corona | CA | 100–499 | ◐ LIKELY ACTIVE |
| QDQuikrete - Denver, CO Plant | Denver | CO | 20–99 | ◐ LIKELY ACTIVE |
| QFQuikrete - Flint, Mi Plant | Holly | MI | 20–99 | ◐ LIKELY ACTIVE |
| QMQuikrete - Memphis, Tn Plant | Memphis | TN | 20–99 | ◐ LIKELY ACTIVE |
| QPQuikrete Peoria | Pekin | IL | 1–19 | ◐ LIKELY ACTIVE |
| QSQuikrete - Seattle, Wa Plant | Tacoma | WA | 20–99 | ◐ LIKELY ACTIVE |
| QTQuikrete - Toledo, Oh Plant | Toledo | OH | 1–19 | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Company - Franklin Street Plant | Denver | CO | 20–99 | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete CO Plant 14 | Lafayette | CO | — | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Plant 11 | Arvada | CO | 1–19 | ◐ LIKELY ACTIVE |
| RMReady Mix USA Lakeshore Facility | Birmingham | AL | — | ◐ LIKELY ACTIVE |
| RMReady Mix Usa,llc | Birmingham | AL | — | ◐ LIKELY ACTIVE |
| RMReady Mix USA - Weems Rd Plant | Tallahassee | FL | — | ◐ LIKELY ACTIVE |
| RSRec Solar Grade Silicon | Moses Lake | WA | 100–499 | ◐ LIKELY ACTIVE |
| RGRedland Genstar Rosedale | Rosedale | MD | — | ◐ LIKELY ACTIVE |
| RPRedlands Plant 3 | Redlands | CA | 20–99 | ◐ LIKELY ACTIVE |
| RDRes Dba Steel Dynamics - Roanoke Bar Division | Roanoke | VA | — | ◐ LIKELY ACTIVE |
| RPRiverside Plant 1 | Riverside | CA | 20–99 | ◐ LIKELY ACTIVE |
| RHRk Hall Texarkana East Asphalt Plant #50 | Texarkana | AR | — | ◐ LIKELY ACTIVE |
| RRRobertson's Ready Mix Carroll Canyon Plant 32 | San Diego | CA | 1–19 | ◐ LIKELY ACTIVE |
| RCRobinson Concrete, INC. | Auburn | NY | 20–99 | ◐ LIKELY ACTIVE |
| RRRock & Rail - Highway 34 Facility | Windsor Area | CO | — | ◐ LIKELY ACTIVE |
| RSRussell Std Mfg Mercer | Mercer | PA | — | ◐ LIKELY ACTIVE |
| RARusstech Admixtures INC | Louisville | KY | — | ◐ LIKELY ACTIVE |
| SVSaint-gobain Vetrotex America INC | Russellville | AL | — | ◐ LIKELY ACTIVE |
| SFSanta Fe Springs Plant 10 | Santa Fe Springs | CA | 1–19 | ◐ LIKELY ACTIVE |
| S1Savannah (plant 11) | Savannah | GA | — | ◐ LIKELY ACTIVE |
| SRSchreiter Ready Mix and Materials INC | O Fallon | MO | 20–99 | ◐ LIKELY ACTIVE |
| SMScm-kerr Morganton Plant | Morganton | NC | 1–19 | ◐ LIKELY ACTIVE |
| SRSemo Ready Mix Inc-cape Girardeau | Jackson | MO | — | ◐ LIKELY ACTIVE |
| SCSequatchie Concrete Service, INC. | Knoxville | TN | — | ◐ LIKELY ACTIVE |
Shea Concrete Products, INC. | Amesbury | MA | — | ◐ LIKELY ACTIVE |
| SMShelly Materials Plant #90 | Columbus | OH | — | ◐ LIKELY ACTIVE |
Sherman Industries INC. Bessemer Plant | Bessemer | AL | — | ◐ LIKELY ACTIVE |
| SCSika Corporation | Fairless Hills | PA | 20–99 | ◐ LIKELY ACTIVE |
| SSSika Sealy | Sealy | TX | 20–99 | ◐ LIKELY ACTIVE |
| SISiplast Icopal INC | Arkadelphia | AR | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete | South Pittsburg | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC | Nashville | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC | Saint Cloud | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix, Plant 31 | Knoxville | TN | — | ◐ LIKELY ACTIVE |
| SISoprema INC | Gulfport | MS | 20–99 | ◐ LIKELY ACTIVE |
| SCSoutheastern Concrete Products Upstate LLC | Simpsonville | SC | 1–19 | ◐ LIKELY ACTIVE |
| SRSoutheast Ready Mix INC | Waynesboro | MS | 1–19 | ◐ LIKELY ACTIVE |
| SCSouthern Concrete Materials-precast Division | Fletcher | NC | 20–99 | ◐ LIKELY ACTIVE |
| SOSouthern Oregon Ready Mix | Central Point | OR | 1–19 | ◐ LIKELY ACTIVE |
| SISrm Inc-hefner Plant | Oklahoma City | OK | 1–19 | ◐ LIKELY ACTIVE |
| SCStandard Concrete Products | Savannah | GA | 100–499 | ◐ LIKELY ACTIVE |
| SDSteel Dynamics INC - Engineered Bar Products Div | Pittsboro | IN | — | ◐ LIKELY ACTIVE |
| SCStresscon CORP | Colorado Springs | CO | 100–499 | ◐ LIKELY ACTIVE |
| SCSuit-kote Corporation - Cortland Asphalt | Cortland | NY | — | ◐ LIKELY ACTIVE |
| SCSun City Plant 8 | Sun City | CA | 20–99 | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC - Butner Concrete | Butner | NC | 20–99 | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC - Kittrell Quarry | Kittrell | NC | — | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC - Wake Forest Plant | Wake Forest | NC | — | ◐ LIKELY ACTIVE |
| SCSuperior Concrete | Auburn | ME | 20–99 | ◐ LIKELY ACTIVE |
| SCS&w Clinton Plant | Clinton | NC | 20–99 | ◐ LIKELY ACTIVE |
| TATarmac America LLC | Fort Lauderdale | FL | — | ◐ LIKELY ACTIVE |
| TATarmac America Llc-e Ellenton Rmc Plant | Ellenton | FL | — | ◐ LIKELY ACTIVE |
| TMTcs Materials Llc, Vulcan Materials CO - Norfolk Plant | Norfolk | VA | — | ◐ LIKELY ACTIVE |