| SCScottys Contracting & Stone LLC - Allen CO Asphalt Plant - Portable | Tompkinsville | KY | — | ◐ LIKELY ACTIVE |
| SSSellersburg Stone CO INC (asphalt) | Sellersburg | IN | — | ◐ LIKELY ACTIVE |
| SPSessions Paving Company | Nashville | TN | — | ◐ LIKELY ACTIVE |
| SMShelly Material Plant 2 Formerly Allied CORP Plant No 9 | Gallipolis | OH | — | ◐ LIKELY ACTIVE |
| SMShelly Materials Plant #44 | Hillsboro | OH | — | ◐ LIKELY ACTIVE |
| SMShelly Materials Plant 63 (0145020323) | Newark | OH | — | ◐ LIKELY ACTIVE |
| SMShelly Materials Plant No 62 (0123000206) | Lancaster | OH | — | ◐ LIKELY ACTIVE |
| SMShelly Materials Plant No 89 | Convoy | OH | — | ◐ LIKELY ACTIVE |
| SCSherwood Construction CO INC / Millenial Asphalt Plant | Owasso | OK | — | ◐ LIKELY ACTIVE |
| SCSilbrico Corp/easton | Forks Township | PA | — | ◐ LIKELY ACTIVE |
| SSSilver Star Construction CO Pmi Divisio / Cmi Ptd 400 Asphalt Plant Sn 104 | Moore | OK | — | ◐ LIKELY ACTIVE |
| SCSimon - Cheyenne Asphalt - Mobile Bc Plant #3 | Cheyenne | WY | — | ◐ LIKELY ACTIVE |
| SASkippers Asphalt Plant | Jarratt | VA | — | ◐ LIKELY ACTIVE |
| SCSloan Construction:# 7 | Columbia | SC | — | ◐ LIKELY ACTIVE |
| SCSloan Construction - Blacksburg Plant | Blacksburg | SC | — | ◐ LIKELY ACTIVE |
| SCSloan Construction:duncan | Duncan | SC | — | ◐ LIKELY ACTIVE |
| SASmasal Aggregates & Asphalt, LLC | Cole Camp | MO | — | ◐ LIKELY ACTIVE |
| SISolem Industries | Fairmount | GA | — | ◐ LIKELY ACTIVE |
| SHSoutel Hma Plant | Jacksonville | FL | — | ◐ LIKELY ACTIVE |
| SSSouth Shore Slag LLC - Contractor of Uss Gary Works (00121) | Gary | IN | — | ◐ LIKELY ACTIVE |
| SSSouth State INC | Bridgeton | NJ | — | ◐ LIKELY ACTIVE |
| SCStandard Construction Company, INC. | Stantonville | TN | — | ◐ LIKELY ACTIVE |
| SMStandard Mineral Company Incorporated | Robbins | NC | — | ◐ LIKELY ACTIVE |
| STS T Bunn Construction | Ethelsville | AL | — | ◐ LIKELY ACTIVE |
| STS T Bunn Construction CO | Eutaw | AL | — | ◐ LIKELY ACTIVE |
| SISteelstone Industries, INC. | Houlton | ME | — | ◐ LIKELY ACTIVE |
| SCStevens CO. Highway Dept. (asphalt Plant)(portable)(air) | Portable | KS | — | ◐ LIKELY ACTIVE |
| SJSt. Johnsville Quarry & Hma | Saint Johnsville | NY | — | ◐ LIKELY ACTIVE |
| SIStoneco INC - Scott Plant | Convoy | OH | — | ◐ LIKELY ACTIVE |
| SPStoneco Plant #117 (0354012001) | Celina | OH | — | ◐ LIKELY ACTIVE |
| SAStrategic Asphalt INC | Uxbridge | MA | — | ◐ LIKELY ACTIVE |
| S3Strohecker - 300 Cr 302 Asphalt Plant | Pagosa Springs Area | CO | — | ◐ LIKELY ACTIVE |
| SAStrohecker Asphalt & Paving INC | Pagosa Springs Area | CO | — | ◐ LIKELY ACTIVE |
| STS. T. Wooten Corporation - Cherry Point - Plant 207 | Havelock | NC | — | ◐ LIKELY ACTIVE |
| SWS.t. Wooten Corporation Jacksonville Asphalt | Jacksonville | NC | — | ◐ LIKELY ACTIVE |
| STS T Wooten Corp- Wilson | Wilson | NC | — | ◐ LIKELY ACTIVE |
| STS. T. Wooten - Pittsboro Asphalt Plant | Pittsboro | NC | — | ◐ LIKELY ACTIVE |
| SASundial Asphalt Company | East Setauket | NY | — | ◐ LIKELY ACTIVE |
| SASuperior Asphalt Inc, Noxubee County Plant Number 2 | Brooksville | MS | — | ◐ LIKELY ACTIVE |
| SPSuperior Paving CORP - Leesburg Plant | Ashburn | VA | — | ◐ LIKELY ACTIVE |
| SPSuperior Paving Corp- Piney River Asphalt Plant | Arrington | VA | — | ◐ LIKELY ACTIVE |
| SRSuperior Ready Mix Concrete | Escondido | CA | — | ◐ LIKELY ACTIVE |
| TCTalons Cove Asphalt Plant | Eagle Mountain | UT | — | ◐ LIKELY ACTIVE |
| TCTazewell County Quarry | Cedar Bluff | VA | — | ◐ LIKELY ACTIVE |
| TOTed Ondrick Materials and Construction | Chicopee | MA | — | ◐ LIKELY ACTIVE |
The Allen Company INC [danville Asphalt Plant] | Danville | KY | — | ◐ LIKELY ACTIVE |
| TSThe Scruggs Company | Auburn | GA | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC | Jackson | KY | — | ◐ LIKELY ACTIVE |
| TGThink Green Delaware, INC | Wilmington | DE | — | ◐ LIKELY ACTIVE |
| TCTilcon Capaldi INC | Weymouth | MA | — | ◐ LIKELY ACTIVE |