| COCity of Camarillo | Camarillo, CA | Transportation Equipment Manufacturing336350 | — | ◇ UNVERIFIED |
| CAClarke American | Ventura, CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CPClark's Printing Company INC. | Ventura, CA | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| CFClean Foods INC | Ventura, CA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| COClipper Oil, INC | Port Hueneme, CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| CRClo Ramirez | Oxnard, CA | Textile Product Mills314999 | — | ◇ UNVERIFIED |
 Coastal Connections Dba Impact Es - Ventura | Ventura, CA | Computer and Electronic Product Manufacturing334418 | — | ◇ UNVERIFIED |
| CCCoastal Contract Packaging INC | Ventura, CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CCCoastal Counting & Industrial | Oxnard, CA | Machinery Manufacturing333993 | — | ◇ UNVERIFIED |
| CCCoastal Counting & Industrial Scale Company, Inc | Santa Paula, CA | — | — | ◇ UNVERIFIED |
| CICoastal Ignition & Controls | Ventura, CA | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ◇ UNVERIFIED |
| CMCoastal Multichrome CO INC | Oxnard, CA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| CVCoastal Valley Plating CO INC | Ventura, CA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| CICoast Index CO. INC. | Newbury Park, CA | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| CBCohens Biosciences INC | Camarillo, CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| CPColorful Products | Newbury Park, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CPColorful Products CORP Dba Cosmetic Development Systems | Newbury Park, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CPColor Pop LLC | Oxnard, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CPColour Pop Cosmetics LLC | Oxnard, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CPColour Pop Cosmetics LLC | Oxnard, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CCColourpop Cosmetics LLC | Oxnard, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CFColumbia Fruit Processing | Oxnard, CA | Food Manufacturing311411 | — | ◇ UNVERIFIED |
| CDConejo Dental Group | Newbury Park, CA | Miscellaneous Manufacturing339114 | — | ◇ UNVERIFIED |
| CGConejo Graphics | Westlake Village, CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CVConejo Valley Unified School District | Newbury Park, CA | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| CCConrock Co.-redi Mix | Moorpark, CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CPConsolidated Precision Products | Port Hueneme, CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| CPCool Planet Energy Systems | Camarillo, CA | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| CECorlund Electronics CORP. | Newbury Park, CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| CMCornerstone Molds & Machining, INC. | Santa Paula, CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CGCorporate Graphics and Printing Inc | Moorpark, CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CHCosmetic House, LLC | Oxnard, CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CFCrc Fine Quality Printing | Camarillo, CA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| CWCreative Woodworks | Moorpark, CA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| CWCreative Woodworks, INC. | Moorpark, CA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| CGCrockett Graphics | Camarillo, CA | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| CGCronin Group/ Mars Demos | Ojai, CA | Food Manufacturing311352 | — | ◇ UNVERIFIED |
| CICudoform INC | Camarillo, CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| CDCuesta Del Mar Apartments Unit 6 | Oxnard, CA | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| CSCulture Shock Toys, Inc. | Simi Valley, CA | Miscellaneous Manufacturing339930 | — | ◇ UNVERIFIED |
| C2Cummins 250kw Sn: L160132072 | Thousand Oaks, CA | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| CGCuria Global | Camarillo, CA | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| CACurly and Spike | Simi Valley, CA | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| CWCurrent Ways | Simi Valley, CA | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| CPCustom Printing | Oxnard, CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CPCustom Printing | Oxnard, CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CCCytovale - Camarillo | Camarillo, CA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CFCzm Foundation Equipment | Ventura, CA | Transportation Equipment Manufacturing336510 | — | ◇ UNVERIFIED |
| DCDandy Cooling Company - Oxs | Oxnard, CA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| DADavmar Air Enterprises Dba Davmar | Ventura, CA | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
