| SCStoneway Concrete Houser Way | Renton | WA | — | ◇ UNVERIFIED |
| SCStrata Construction-devils Lake (nodak Contracting) | Devils Lake | ND | — | ◇ UNVERIFIED |
| SCStrata Corporation - Emerado | Emerado | ND | — | ◇ UNVERIFIED |
| SCStrata Corporation-menoken | Menoken | ND | — | ◇ UNVERIFIED |
| SEStroehecker Excavation | Durango | CO | — | ◇ UNVERIFIED |
| SCStuart Concrete INC - Floyd Division | Floyd | VA | — | ◇ UNVERIFIED |
| SCStuart Concrete Incorporated - Floyd Division | Floyd | VA | — | ◇ UNVERIFIED |
| SCStuart Concrete Incorporated - Stuart Division | Stuart | VA | — | ◇ UNVERIFIED |
| SMStuart M Perry INC - Berryville | Berryville | VA | — | ◇ UNVERIFIED |
| SWS.t. Wooten Asphalt Mixing Services, Limited Liability Company - Plant Number 15 | Candor | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Asphalt Mixing Services, Llc, Plant 5, 6, 15 | Zebulon | NC | — | ◇ UNVERIFIED |
| STS T Wooten Corporation | Garner | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation - Beaufort | Beaufort | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation - Franklinton | Franklinton | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation - Goldsboro | Goldsboro | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation - Hubert | Hubert | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation - I-40 Asphalt Plant | Raleigh | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation, Plant 7 | Raleigh | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Corporation - Plant 9 | Raleigh | NC | — | ◇ UNVERIFIED |
| STS T Wooten CORP Plant 8 | Raleigh | NC | — | ◇ UNVERIFIED |
| STS. T. Wooten Plant 5 - Banks Rd | Fuquay Varina | NC | — | ◇ UNVERIFIED |
| SRSuburban Reddi Mix CO | Adams Cnty | CO | — | ◇ UNVERIFIED |
| SRSuburban Reddi-mix CO. | Aurora | CO | — | ◇ UNVERIFIED |
| SOSuit-kote Oneonta | Oneonta | NY | — | ◇ UNVERIFIED |
| SESullivan Equipment CO - Asphalt Plant #2 | Port Allen | LA | — | ◇ UNVERIFIED |
| SMSullivan Materials | Liberty | NY | — | ◇ UNVERIFIED |
| SASummers-taylor Asphalt Plant | Morrison | TN | — | ◇ UNVERIFIED |
| SCSummers-taylor Concrete Plant | Greeneville | TN | — | ◇ UNVERIFIED |
| STSummers Taylor, INC. - Blountville | Kingsport | TN | — | ◇ UNVERIFIED |
| STSummers Taylor Materials Company | Blountville | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company | Greeneville | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company Dba Erwin Concrete Plant | Erwin | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company Dba Johnson City Concrete Plant | Johnson City | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company Dba Morristown Concrete Plant | Morristown | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company Dba Rogersville Concrete Plant | Rogersville | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company - Kingsport Concrete Plant | Kingsport | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company - Mooresburg Concrete Plant | Mooresburg | TN | — | ◇ UNVERIFIED |
| SMSummers-taylor Materials Company -rogersville Concrete Plant 2 | Rogersville | TN | — | ◇ UNVERIFIED |
| STSummers Taylor Materials - Unicoi Asphalt Plant #4 | Unicoi | TN | — | ◇ UNVERIFIED |
| SWSummerstaylor Watauga Asphalt Plant #2 | Watauga | TN | — | ◇ UNVERIFIED |
| SASummit Asphalt Plant | Blountsville | AL | — | ◇ UNVERIFIED |
| SVSummit View | Fort Collins | CO | — | ◇ UNVERIFIED |
| SPSuncoast Paving, INC. | Tarpon Springs | FL | — | ◇ UNVERIFIED |
| SWSunnycrest Wilbert | Auburn | NY | — | ◇ UNVERIFIED |
| SSSunnyvale School Dist | Sunnyvale | CA | — | ◇ UNVERIFIED |
| SRSunrise Redi Mix Cbp | Northlake | TX | — | ◇ UNVERIFIED |
| SCSunroc CORP - Fort Pierce Facility | Saint George | UT | — | ◇ UNVERIFIED |
| SCSunroc Corporation | Hurricane | UT | — | ◇ UNVERIFIED |
| SCSunroc Corporation 00221 | Portable | ID | — | ◇ UNVERIFIED |
| SCSunroc Corporation Badger Concrete Batch Plant | Boise | ID | — | ◇ UNVERIFIED |