| TITri-agg INC | Waldport | OR | — | ◇ UNVERIFIED |
| TITri-agg, INC. Dba Newport Ready Mix | South Beach | OR | — | ◇ UNVERIFIED |
| TCTriangle Construction Road Building INC. | Panama City | FL | — | ◇ UNVERIFIED |
| TRTriangle Rock Products, LLC | Los Banos | CA | — | ◇ UNVERIFIED |
| TRTriangle Rock Products, LLC | Madera | CA | — | ◇ UNVERIFIED |
| TTric | Sparks | NV | — | ◇ UNVERIFIED |
| TCTri Circle Pavers INC | Fort Myers | FL | — | ◇ UNVERIFIED |
| TCTri City Concrete | Pleasant Hill | CA | — | ◇ UNVERIFIED |
| TCTri-city Concrete | Martinez | CA | — | ◇ UNVERIFIED |
| TPTri-city Paving INC - Nonmetallic | Little Falls | MN | — | ◇ UNVERIFIED |
| TCTri City Redi-mix INC | Buckner | IL | — | ◇ UNVERIFIED |
| TPTrico Paving INC | Pontiac | IL | — | ◇ UNVERIFIED |
| TCTri CO Ready Mix - Corbin Facility | Corbin (whitley) | KY | — | ◇ UNVERIFIED |
| TCTri CO Ready Mix - London Division | London | KY | — | ◇ UNVERIFIED |
| TATri-county Asphalt Materials INC (0250110936) | Youngstown | OH | — | ◇ UNVERIFIED |
| TCTri County Concrete INC | Hagerhill | KY | — | ◇ UNVERIFIED |
| TCTri County Grading & Paving | Clovis | CA | — | ◇ UNVERIFIED |
| TCTri County Ready Mix | Stringer | MS | — | ◇ UNVERIFIED |
| TRTri-county Ready Mix INC | Arthur | IL | — | ◇ UNVERIFIED |
| TRTric Ready Mix Plant | Sparks | NV | — | ◇ UNVERIFIED |
| TDTri Delta a Division of Superlite | North Las Vegas | NV | — | ◇ UNVERIFIED |
| TLTri-krete Limited | Poughkeepsie | NY | — | ◇ UNVERIFIED |
| TSTrilite Stone INC Dba Trilite Stone Company | Howard Lake | MN | — | ◇ UNVERIFIED |
| TCTrinity Crushed Concrete | Bryan | TX | — | ◇ UNVERIFIED |
| TPTrinity Paving | Newington | CT | — | ◇ UNVERIFIED |
| TBTriple B Concrete | Sedalia | CO | — | ◇ UNVERIFIED |
| TCTriple C Concrete | Twin Falls | ID | — | ◇ UNVERIFIED |
| TCTriple C Redi-mix | Baker City | OR | — | ◇ UNVERIFIED |
| TCTriple Crown Concrete a Division of Hinkle Contracting CO Llc-lexington | Lexington | KY | — | ◇ UNVERIFIED |
| TCTriple Crown Concrete a Division of Hinkle Contracting CO Llc-winchester | Winchester | KY | — | ◇ UNVERIFIED |
| TCTriple Crown Concrete a Hinkle Contracting CO Llc-russell Springs | Russell Springs | KY | — | ◇ UNVERIFIED |
| TJTriple J Concrete | Hanford | CA | — | ◇ UNVERIFIED |
| TJTriple J Ready Mix | Coalinga | CA | — | ◇ UNVERIFIED |
| TJTriple J Ready Mix | Santa Maria | CA | — | ◇ UNVERIFIED |
| TKTriple K Construction CO | Bowling Green | KY | — | ◇ UNVERIFIED |
| TSTriplett Striping INC Dba Tsi Paving | Louisville | KY | — | ◇ UNVERIFIED |
| TRTri River INC | Hayden, 8.0 Mi Se of | CO | — | ◇ UNVERIFIED |
| TMTri-star Mining - Hampshire Hill Mine (no. 419) | Barton | MD | — | ◇ UNVERIFIED |
| TATri-state Asphalt, Moundsville | Moundsville | WV | — | ◇ UNVERIFIED |
| TCTri-state Concrete | Middlesboro | KY | — | ◇ UNVERIFIED |
| TSTri State Paving and Grading | Greenwood | SC | — | ◇ UNVERIFIED |
| TRTri-state Ready-mix Plant 22 | Memphis | TN | — | ◇ UNVERIFIED |
| TRTri-state Ready Mix; Plant 28 | Cordova | TN | — | ◇ UNVERIFIED |
| TRTroesh Ready Mix Sand/gravel | Nipomo | CA | — | ◇ UNVERIFIED |
| TITrombley Industries, INC. | Limestone | ME | — | ◇ UNVERIFIED |
| TSTroutdale Sand and Gravel Company | Troutdale | OR | — | ◇ UNVERIFIED |
| TATroy Asphalt Plant | Troy | AL | — | ◇ UNVERIFIED |
| TDTroy Davis and Company, LLC | Clever | MO | — | ◇ UNVERIFIED |
| TRTroy Ready Mix Incorporated | Troy | NC | — | ◇ UNVERIFIED |
| TVTroy Vines Barstow Plant | Barstow | TX | — | ◇ UNVERIFIED |
