| SRSmyrna Ready Mix Batch Plant - Baldwin | Baldwin | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Batch Plant Sjc | Saint Augustine | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Cocoa Cbp | Cocoa | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC | Hermitage | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC | South Pittsburg | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC | Madison | AL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete LLC Dba Crossville Plant | Crossville | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete LLC - Plant 260 | Bowling Green | KY | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete LLC - Plant 261 | Franklin | KY | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC - Spring Hill Plant #25 B | Spring Hill | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete LLC - Srm Plant #123 | Lloyd | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete, LLC - Srm Plant #15450 Alico | Fort Myers | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Concrete LLC - Srm Plant #15470 Alico | Fort Myers | FL | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix, LLC | Winchester | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix, Plant 19 | Centerville | TN | — | ◐ LIKELY ACTIVE |
| SRSmyrna Ready Mix Plant #203 | Brooks | KY | — | ◐ LIKELY ACTIVE |
| SRSoil Retention Products INC | Perris | CA | 20–99 | ◐ LIKELY ACTIVE |
| SCSoto Concrete | Sun Valley | CA | — | ◐ LIKELY ACTIVE |
| SASouth Alabama Concrete | Troy | AL | — | ◐ LIKELY ACTIVE |
| SCSoutheastern Concrete Company Inc, Plant Number 5 | Hattiesburg | MS | — | ◐ LIKELY ACTIVE |
| SCSoutheastern Concrete Products Columbia | Columbia | SC | 1–19 | ◐ LIKELY ACTIVE |
| SCSouthern Concrete Products INC | Murray | KY | — | ◐ LIKELY ACTIVE |
| SCSouthern Concrete Products of Lexington | Lexington | TN | 1–19 | ◐ LIKELY ACTIVE |
| SCSouthern Concrete Products of Paris | Paris | TN | 20–99 | ◐ LIKELY ACTIVE |
| SISouthland International Trucks | Huntsville | AL | — | ◐ LIKELY ACTIVE |
| SRSouthland Ready Mix Inc, Blue Mountain Facility | Blue Mountain | MS | — | ◐ LIKELY ACTIVE |
| SRSouthland Ready Mix Inc, Corinth Facility | Corinth | MS | — | ◐ LIKELY ACTIVE |
| SCSouthside Concrete Supply LLC | Blairs | VA | — | ◐ LIKELY ACTIVE |
| SCSrm - Charleston #706 | Johns Island | SC | — | ◐ LIKELY ACTIVE |
| SCSrm Concrete - Chester | Chesterfield | VA | — | ◐ LIKELY ACTIVE |
| SCSrm Concrete-dinwiddie | Petersburg | VA | — | ◐ LIKELY ACTIVE |
| SGSrm - Goose Creek #707 | Goose Creek | SC | — | ◐ LIKELY ACTIVE |
| SCStabil Concrete Products, LLC | Sarasota | FL | — | ◐ 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 |
| 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 |
| SPSuperior Paving Corporation - Centreville Plant | Centreville | VA | — | ◐ LIKELY ACTIVE |
| SRSuperior Ready Mix Incorporated | Lebanon | MO | — | ◐ LIKELY ACTIVE |
| SPSuperock Products, LLC | Childersburg | AL | — | ◐ 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 |