| SCStandard Concrete Products - Tampa | Tampa | FL | 20–99 | ◐ LIKELY ACTIVE |
| SRStar Ranch Enterprises INC - Section 2 Farm | South Bay | FL | — | ◐ LIKELY ACTIVE |
| SRState Ready Mix - a Calportland Company | Oxnard | CA | 20–99 | ◐ LIKELY ACTIVE |
| SCStavola Construction Materials INC | Bridgewater | NJ | — | ◐ LIKELY ACTIVE |
| SPSteps Plus, INC. | Syracuse | NY | 1–19 | ◐ LIKELY ACTIVE |
| SPSti Precast | Leominster | MA | — | ◐ LIKELY ACTIVE |
| SPSTLP Pavestone | Scott City | MO | 20–99 | ◐ LIKELY ACTIVE |
| SCStone & CO INC Canonsburg Plt | Canonsburg | PA | — | ◐ LIKELY ACTIVE |
| SMStrittmatter Materials, LLC Dba D.c. Materials | Hyattsville | MD | — | ◐ LIKELY ACTIVE |
| SRStrong Ready Mix | Abilene | TX | 20–99 | ◐ LIKELY ACTIVE |
| STS T Wooten Corporation - Plant No 3 | Wilsons Mills | NC | — | ◐ LIKELY ACTIVE |
| STS T Wooten Corporation - Winterville | Winterville | NC | — | ◐ LIKELY ACTIVE |
| SCSummers Concrete Contracting, INC. Plant 450 | Kinston | NC | — | ◐ LIKELY ACTIVE |
| SSSunset Stone | Castle Rock | CO | 20–99 | ◐ LIKELY ACTIVE |
| SPSuperior Paving Corporation - Centreville Plant | Centreville | VA | — | ◐ LIKELY ACTIVE |
| SRSuperior Ready Mix Incorporated | Lebanon | MO | — | ◐ LIKELY ACTIVE |
| SPSuperock Products, LLC | Childersburg | AL | — | ◐ LIKELY ACTIVE |
| SESurface Elements, INC. | Saint Joseph | TN | — | ◐ LIKELY ACTIVE |
| TITampa International Airport Concrete Batch Plant | Tampa | FL | — | ◐ LIKELY ACTIVE |
| TMTcc Materials | Bow | NH | — | ◐ LIKELY ACTIVE |
| TMTcs Materials LLC – Magnolia Suffolk | Suffolk | VA | — | ◐ LIKELY ACTIVE |
| TMTcs Materials Llc/vulcan Materials CO - Chesapeake | Chesapeake | VA | — | ◐ LIKELY ACTIVE |
| TMTcs Materials - Williamsburg | Williamsburg | VA | — | ◐ LIKELY ACTIVE |
| TRTerminal Ready Mix INC | Lorain | OH | — | ◐ LIKELY ACTIVE |
| TVTerra Vaults | Gainesville | TX | 20–99 | ◐ LIKELY ACTIVE |
| TITexas Industries | Dallas | TX | 1–19 | ◐ LIKELY ACTIVE |
| TRThayer Redi Mix | Thayer | MO | — | ◐ LIKELY ACTIVE |
| TBThe Bauer Company INC. | Worthington | PA | 20–99 | ◐ LIKELY ACTIVE |
| TRThe Reinforced Earth | Waco | TX | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC | Flemingsburg | KY | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC | Wurtland | KY | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC | Norton | VA | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC | Vanceburg | KY | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC | West Liberty | KY | — | ◐ LIKELY ACTIVE |
| TWThe Wells Group LLC - Concrete Supplier | Ashland | KY | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete Bartow Plant #2400 | Cartersville | GA | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete of Carolina, INC. -denver Plant | Denver | NC | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete of Georgia - Cartersville | Cartersville | GA | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete of Georgia, INC. (alpharetta) | Alpharetta | GA | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete of Georgia, INC. (suwanee Plant) | Sugar Hill | GA | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete of South Carolina - Cowpens | Cowpens | SC | — | ◐ LIKELY ACTIVE |
| TCThomas Concrete of South Carolina INC Summerville | Summerville | SC | — | ◐ LIKELY ACTIVE |
| TRThompson Ready Mix Concrete | Huntsville | AR | — | ◐ LIKELY ACTIVE |
| TBTidewater Block LLC | Suffolk | VA | — | ◐ LIKELY ACTIVE |
| TMTidewater Materials INC Old Stage Rd | Chester | VA | — | ◐ LIKELY ACTIVE |
| TCTindall Corporation - Georgia Division | Conley | GA | 100–499 | ◐ LIKELY ACTIVE |
| TCTindall Corporation - Virginia Division | Petersburg | VA | 100–499 | ◐ LIKELY ACTIVE |
| TATitan America Tarmac | Tavares | FL | — | ◐ LIKELY ACTIVE |
| TFTitan Florida Llc, Anderson Rd Ready Mix Plant | Tampa | FL | — | ◐ LIKELY ACTIVE |
| TFTitan Florida LLC - West Palm Beach, Fairgrounds Road | West Palm Beach | FL | — | ◐ LIKELY ACTIVE |