| CCCampbell Concrete & Materials | Conroe | — | ◇ UNVERIFIED |
| CCCampbell Concrete & Materials | Magnolia | — | ◇ UNVERIFIED |
| TCTuf Crete Plant | Conroe | — | ◇ UNVERIFIED |
| IRIngram Readymix, INC. -montgomery #37 | Montgomery | 1–19 | ◐ LIKELY ACTIVE |
| TRTransco Ready Mix - Conroe | Conroe | 1–19 | ◐ LIKELY ACTIVE |
| APAlleyton Plant 10 - New Caney | New Caney | — | ◇ UNVERIFIED |
| CRCampbell Rmc Porter | Porter | — | ◇ UNVERIFIED |
| MRMagnolia Rmc Plant | Magnolia | — | ◇ UNVERIFIED |
| P1Plant 12 | Pinehurst | — | ◇ UNVERIFIED |
| GGGma Garnet USA CORP. | Spring | — | ◐ LIKELY ACTIVE |
| IRIngram Readymix, INC. -conroe #38 | Conroe | 1–19 | ◐ LIKELY ACTIVE |
| IRIngram Readymix, INC. -willis #33 | Montgomery | 1–19 | ◐ LIKELY ACTIVE |
| RSRock Solid Precast LP | Conroe | 100–499 | ◐ LIKELY ACTIVE |
| SPSummit Precast Concrete LP | Montgomery | — | ◐ LIKELY ACTIVE |
| TPThompson Pipe Group Conroe | Conroe | 20–99 | ◐ LIKELY ACTIVE |
| ACAlliance Concrete - Cbp1 | Pinehurst | — | ◇ UNVERIFIED |
| APAmeritex Pipe & Products Conroe | Conroe | — | ◇ UNVERIFIED |
| APAmeritex Pipe & Products, LLC | Conroe | — | ◇ UNVERIFIED |
| CRCampbell Rmc Tamina - Plant 31 | Conroe | — | ◇ UNVERIFIED |
| CCCemex Construction Materials Houston, LLC - Willis | Willis | — | ◇ UNVERIFIED |
| CCColt Concrete Industries | Pinehurst | — | ◇ UNVERIFIED |
| CCConroe Cbp | Conroe | — | ◇ UNVERIFIED |
| CPConroe Plant | Conroe | — | ◇ UNVERIFIED |
| CRConroe Rmc Plant | Conroe | — | ◇ UNVERIFIED |
| CTConroe Technology Center | Conroe | — | ◇ UNVERIFIED |
| DPDobbin Plant | Dobbin | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast LLC | New Caney | — | ◇ UNVERIFIED |
| HPHmss Plant - Fm242 | Conroe | — | ◇ UNVERIFIED |
| HPHmss Plant - Karen Switch | Magnolia | — | ◇ UNVERIFIED |
| HPHmss Plant - Moorhead | Conroe | — | ◇ UNVERIFIED |
| HPHmss Plant - Old Conroe | Conroe | — | ◇ UNVERIFIED |
| HPHmss Plant - Sleepy Hollow | Conroe | — | ◇ UNVERIFIED |
| MHMontgomery Hma | Montgomery | — | ◇ UNVERIFIED |
| PCPinehurst Cbp | Pinehurst | — | ◇ UNVERIFIED |
| PRPorter Rmc Plant | Porter | — | ◇ UNVERIFIED |
| SCSimmons Custom Granite LLC | Conroe | — | ◇ UNVERIFIED |
| SCSimmons Custom Granite LLC | Conroe | — | ◇ UNVERIFIED |
| SDStones & Designers, LLC | Magnolia | — | ◇ UNVERIFIED |
| TRTexcon Ready Mix Inc | Houston | — | ◇ UNVERIFIED |
| TCTomball Concrete LLC | Pinehurst | — | ◇ UNVERIFIED |
| WPWillis Plant | Willis | — | ◇ UNVERIFIED |
