| CCCalportland Company (stockton West) | Stockton | CA | — | ◇ UNVERIFIED |
 Calportland Construction | Templeton | CA | — | ◇ UNVERIFIED |
| Calportland Construction - 1529 E. Donovan Rd | Santa Maria | CA | — | ◇ UNVERIFIED |
| Calportland Construction - a St, Lompoc | Lompoc | CA | — | ◇ UNVERIFIED |
| Calportland Construction, Slo | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| Calportland Construction - Solvang Cbp | Solvang | CA | — | ◇ UNVERIFIED |
| CMCalportland Mcminnville Ready Mix Plant | Mcminnville | OR | — | ◇ UNVERIFIED |
| CNCalportland Newberg Ready Mix Plant | Newberg | OR | — | ◇ UNVERIFIED |
| CNCalportland New River Plant | Phoenix | AZ | — | ◇ UNVERIFIED |
| CWCalportland White Hills Facility | White Hills | AZ | — | ◇ UNVERIFIED |
| CCCalstone Company | Sunnyvale | CA | — | ◇ UNVERIFIED |
| CLCalwax LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| CCCamas Colorado INC Ready Mix Division.cn | Idaho Springs | CO | — | ◇ UNVERIFIED |
| CBCambium Biomaterials INC Dba Cambium | Mojave | CA | — | ◇ UNVERIFIED |
 Camco Manufacturing | Portland | OR | — | ◇ UNVERIFIED |
| CGCameron Great Lakes INC. | Batavia | IL | — | ◇ UNVERIFIED |
| CPCameron Park | Shingle Springs | CA | — | ◇ UNVERIFIED |
| CRCampbell Rmc Tamina - Plant 31 | Conroe | TX | — | ◇ UNVERIFIED |
| CRCanton Ready-mix INC | Canton | IL | — | ◇ UNVERIFIED |
| CRCanton Ready-mix INC | Havana | IL | — | ◇ UNVERIFIED |
| CRCanton Redi Mix INC | Canton | IL | — | ◇ UNVERIFIED |
| CRCanton Redi-mix Portable Plt | Dallas City | IL | — | ◇ UNVERIFIED |
| CSCanyon Stone | Lenexa | KS | — | ◇ UNVERIFIED |
| CCapa | Penitas | TX | — | ◇ UNVERIFIED |
| CCCapacity Chemical Plant 1 | Westley | CA | — | ◇ UNVERIFIED |
| CCCape Cod Ready Mix Dennis Maintenance Facility | South Dennis | MA | — | ◇ UNVERIFIED |
| CCCape Cod Redi Mix Concrete | Brewster | MA | — | ◇ UNVERIFIED |
| CCCape Cod Redi Mix Concrete | Eastham | MA | — | ◇ UNVERIFIED |
| CFCape Fear Precast, LLC | Jacksonville | NC | — | ◇ UNVERIFIED |
| CFCape Fear Precast, LLC | Wilmington | NC | — | ◇ UNVERIFIED |
| CCCapital Cast Stone Inc. | Lebanon | IN | — | ◇ UNVERIFIED |
| CCCapital Concrete CO | Lincoln | NE | — | ◇ UNVERIFIED |
| CPCapital Precast | San Marcos | TX | — | ◇ UNVERIFIED |
| CRCapital Ready Mix | Lincoln | CA | — | ◇ UNVERIFIED |
| CRCapitol Ready Mix | Mount Pulaski | IL | — | ◇ UNVERIFIED |
| CRCapitol Ready Mix | Sacramento | CA | — | ◇ UNVERIFIED |
| CRCapitol Ready-mix, INC. | Springfield | IL | — | ◇ UNVERIFIED |
| CRCarbide Recycling Company | Commerce Township | MI | — | ◇ UNVERIFIED |
 Carbon Activated Corporation | Hamburg | NY | — | ◇ UNVERIFIED |
| CFCarbon Filtration Systems | Johnston | RI | — | ◇ UNVERIFIED |
| CRCarbon Regeneration Facility | Crosby | TX | — | ◇ UNVERIFIED |
| CCCarder Concrete Plt No 2 | Arvada | CO | — | ◇ UNVERIFIED |
| CCCarder Concrete Products CO | Littleton | CO | — | ◇ UNVERIFIED |
| CSCargill Salt, INC. | Breaux Bridge | LA | — | ◇ UNVERIFIED |
| CCCaribbean Cast Stone INC | Toa Alta | PR | — | ◇ UNVERIFIED |
| CCCarlin Cbp | Carlin | NV | — | ◇ UNVERIFIED |
| CPCarlisle Polyurethane Systems | Waukesha | WI | — | ◇ UNVERIFIED |
| CICarlo-ditta, INC. | Saint Rose | LA | — | ◇ UNVERIFIED |
| CDCarlo Ditta, INC Ready Mix Concrete | New Orleans | LA | — | ◇ UNVERIFIED |
| CDCarlo Ditta, INC Ready Mix Concrete | New Orleans | LA | — | ◇ UNVERIFIED |
| CCCarlson Concrete Products INC | Duluth | MN | — | ◇ UNVERIFIED |
| CRCarolina Readymix & Building Supply, LLC - Enka | Candler | NC | — | ◇ UNVERIFIED |
| CRCarolina Ready Mix LLC Clover Plant | Clover | SC | — | ◇ UNVERIFIED |
| CRCarolina Ready Mix, LLC - Oib | Ocean Isle Beach | NC | — | ◇ UNVERIFIED |
| CCCarr Concrete a Division of Cxt Incorporated | Williamstown | WV | — | ◇ UNVERIFIED |
| CCCarroll Concrete CO (johnson) | Johnson | VT | — | ◇ UNVERIFIED |
| CPCarr Precast Concrete, INC. | Dunn | NC | — | ◇ UNVERIFIED |
| CRCasa Redimix Concrete CORP. | Bronx | NY | — | ◇ UNVERIFIED |
| CCCasella Concrete & Aggregate, INC. | West Lebanon | NH | — | ◇ UNVERIFIED |
| CSCase Street Redi-mix, INC | Hancock | VT | — | ◇ UNVERIFIED |
| CMCasper/kaycee Mobile Grout Pl | Johnson County | WY | — | ◇ UNVERIFIED |
| CICastcrete Incorporated | Somerset | MA | — | ◇ UNVERIFIED |
| CFCast Fireplaces | Houston | TX | — | ◇ UNVERIFIED |
| CKCastle & King Rock & Ready Mix, INC. | Vacaville | CA | — | ◇ UNVERIFIED |
| CRCastle Rock Const - Q150 Plant, Port Cbp | Centennial | CO | — | ◇ UNVERIFIED |
| CRCastle Rock Precast LLC | Pleasant Grove | UT | — | ◇ UNVERIFIED |
| CCCastone Corporation | Opelika | AL | — | ◇ UNVERIFIED |
| CPCatalina Pacific Concrete CO Canoga Park Plant | Canoga Park | CA | — | ◇ UNVERIFIED |
| CPCatalina Pacific Concrete CO Irvine Plant | Irvine | CA | — | ◇ UNVERIFIED |
| CPCatalina Pacific Concrete CO West La Plant | Los Angeles | CA | — | ◇ UNVERIFIED |
| CPCatalinia Pacific Concrete Plant | Silverado | CA | — | ◇ UNVERIFIED |
| CICatapower INC | Pasadena | CA | — | ◇ UNVERIFIED |
| CICatapower INC | Pasadena | CA | — | ◇ UNVERIFIED |
| CCCates Caststone Company, INC. | Whitehouse | TX | — | ◇ UNVERIFIED |
| CXC&a Xray INC | Paramount | CA | — | ◇ UNVERIFIED |
| C2Cbp 2 Sn171014 | College Station | TX | — | ◇ UNVERIFIED |
| CACbp Aubrey | Pilot Point | TX | — | ◇ UNVERIFIED |
| CDCbp Dyess | Abilene | TX | — | ◇ UNVERIFIED |
| CMCbp Malakoff | Malakoff | TX | — | ◇ UNVERIFIED |
| CNCbp No 1 | Greenville | TX | — | ◇ UNVERIFIED |
| CNCbp No 5 | Rosser | TX | — | ◇ UNVERIFIED |
| CSCbp Sabinal | Sabinal | TX | — | ◇ UNVERIFIED |
| CSCbp Sn Mg-8090 | Houston | TX | — | ◇ UNVERIFIED |
| CRCbs Redi-mix Inc-cbs Redi-mix INC | Rogersville | MO | — | ◇ UNVERIFIED |
| CCC & C Asphalt & Readymix, LLC | Guntersville | AL | — | ◇ UNVERIFIED |
| CCCci Chemical Corporation | Las Vegas | NV | — | ◇ UNVERIFIED |
| CRCci Redi Mix INC | Mattoon | IL | — | ◇ UNVERIFIED |
| CCC C Meisel CO INC | Newport | OR | — | ◇ UNVERIFIED |
| CPCc Packaging LLC | Levittown | PA | — | ◇ UNVERIFIED |
| CCC & C ReadyMix Inc | Shiner | TX | — | ◇ UNVERIFIED |
| CRC-c Redi Mix Concrete LLC | Richmond | KY | — | ◇ UNVERIFIED |
| CTCcr Technologies, INC. | Portable | CO | — | ◇ UNVERIFIED |
| CTCc Tech LLC | Berkeley | CA | — | ◇ UNVERIFIED |
| CWCc Wellness LLC | Valencia | CA | — | ◇ UNVERIFIED |
| CWCc Wellness LLC | Valencia | CA | — | ◇ UNVERIFIED |
| CPCeara Products INC | Denver | CO | — | ◇ UNVERIFIED |
| CSCedar Spring Wind Farm | Converse | WY | — | ◇ UNVERIFIED |
| CVCedar Valley CORP Rex Model S | Fremont | NE | — | ◇ UNVERIFIED |
| CFCelestial Family Holdings LLC | Auberry | CA | — | ◇ UNVERIFIED |
| CCCellular Concrete Solutions LLC | Allentown | PA | — | ◇ UNVERIFIED |
