| CICalmat- Industrial Asphalt | Bakersfield | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COCalmat of Fresno | Fresno | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CSCal-mesa Steel Supply, INC. | Escondido | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
 Calportland Construction | Paso Robles | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCaltrans | Visalia | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCaltrans | Santa Fe Springs | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCCalvary Chapel of Downey | Downey | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CTCamacho Tires | Selma | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CJCaptain John Dulamge | Manhattan Beach | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CGCarlsbad Gas and Car Wash, INC. | Carlsbad | CA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CCCarone & Company, INC. Dba Diablo Valley Rock | Martinez | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CICastrol INC | Los Angeles | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CICastrol Industrial North Ameri | Hawthorne | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CLCca Llc/lakeside | Lakeside | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCC & C Transportation | Bakersfield | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| COCenco Oil | Santa Fe Springs | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| COCenterline Oil Spreading | Anaheim | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCCentral Concrete Supply, INC | Walnut Creek | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CTCesars Taller Mecanico | Fairfield | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CCCharles C Regan INC Dba | Corona | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CGChevron Geology Warehouse | Richmond | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CPChevron Pipe Line Company, Rosecrans and Main | Gardena | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CUChevron U S a INC | Long Beach | CA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CUChevron USA INC | Lost Hills | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
 Chevron U S a INC Unit No 01 | Huntington Beach | CA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CAChileno's Auto Repair | Spring Valley | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CSChris Schaffner | Poway | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CSChristy Suiter | Hayward | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CNChuck Nicholls | Goshen | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CKCircle K Stores INC. Garo Balikcioglu #2 | Huntington Beach | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| COCity of Chula Vista | Chula Vista | CA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| COCity of El Monte Transportation | El Monte | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| COCity of Jurupa Valley | Jurupa Valley | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| COCity of Mountain View | Mountain View | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| COCity of Perris | Perris | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| COCity of San Luis Obispo | San Luis Obispo | CA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CTClancys Towing | El Cajon | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CBClark Bros INC | Livermore | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| COClipper Oil, INC | Port Hueneme | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CBCmj Brothers | Paramount | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CVCoachella Valley Aggregates INC | Indio | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CLCoast Land Clearing Incorporated | La Canada Flintridge | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| C[email protected] | Anaheim | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CSCommercial Steel | Compton | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CACompetitive Advantage Group INC | Murrieta | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CACompetitive Asphalt Coatings, Inc, Dba Viking Materials | Redlands | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CPConoco Phillips | Carson | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CCConocophillips Company | Wilmington | CA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CFConsolidated Fiberglass | Bakersfield | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CMConway Motorsports | Modesto | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
