| ACAnthony Chiu | Oakland | CA | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| AEApple Elevator | Oakland | CA | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| AEApple Elevator | Oakland | CA | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| ABArizmendi Bakery (lakeshore) | Oakland | CA | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| ABArnold Brokstein Dds a Dental CORP | Oakland | CA | Miscellaneous Manufacturing339114 | — | ◇ UNVERIFIED |
| ASArrow Sign Company | Oakland | CA | Beverage and Tobacco Product Manufacturing312230 | — | ◇ UNVERIFIED |
| ASArt Sign Company | Oakland | CA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| ANAsian Neighborhood Design | Oakland | CA | Computer and Electronic Product Manufacturing334610 | — | ◇ UNVERIFIED |
| APAzalea Productions Dba Kin Slips | Oakland | CA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| BABay Area Industrial Filtration INC. | Oakland | CA | Machinery Manufacturing333411 | — | ◇ UNVERIFIED |
| BCBay Concepts INC | Oakland | CA | Furniture and Related Product Manufacturing337211 | — | ◇ UNVERIFIED |
| BRBay Rubber Company | Oakland | CA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| BCB&B Custom Creations Inc | Oakland | ME | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| BMBenjamin Moore | Oakland | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| BFBennett's Fixtures INC | Oakland | CA | Furniture and Related Product Manufacturing337215 | — | ◇ UNVERIFIED |
| BMBerkeley Millwork & Furniture CO | Oakland | CA | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| BCBicycle Coffee LLC | Oakland | CA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| BGBizon Group INC | Oakland | CA | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| BCBlank & Cables INC | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BBBlue Bottle Coffee Company | Oakland | CA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| BOBlueshift Optics LLC | Oakland | CA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| BSBlue Sky Biofuels, LLC | Oakland | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| BIBob's Iron, INC. | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBob's Iron, INC. | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBob's Iron, INC. | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BPB & P Cultured Marble INC | Oakland | CA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| BTBruce's Tire INC | Oakland | CA | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| CTCafe Tartine LLC | Oakland | CA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| CCCalifornia Cannabinoids, Manufacturing Division | Oakland | CA | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CCCalifornia Cereal Products INC | Oakland | CA | Food Manufacturing311230 | — | ◇ UNVERIFIED |
| CGCalifornia Generator Service CORP | Oakland | CA | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ◇ UNVERIFIED |
| CSCamblin Steel INC | Oakland | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| CCemex | Oakland | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CCCemex Construction Materials Pacific LLC | Oakland | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CVCental Valley Ag | Oakland | NE | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| CCCentral Concrete Supply | Oakland | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CCCentral Concrete Supply a U S Concrete Company | Oakland | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CVCentral Valley Ag Services | Oakland | CA | Transportation Equipment Manufacturing336110 | — | ◇ UNVERIFIED |
| CCenveo | Oakland | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CACharles Allen | Oakland | CA | Machinery Manufacturing333243 | — | ◇ UNVERIFIED |
| CNChor Ng Revocable Trust / Ghost Ship | Oakland | CA | Transportation Equipment Manufacturing336360 | — | ◇ UNVERIFIED |
| CFChris French Metal INC | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| CCChristian Church Homes | Oakland | CA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| CPChudo Pechka | Oakland | CA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| CSCissy S Ung | Oakland | CA | Transportation Equipment Manufacturing336350 | — | ◇ UNVERIFIED |
| COCity of Oakland | Oakland | CA | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| COCity of Oakland , Envr Scvs Di | Oakland | CA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| CJC & J Contracting, INC. | Oakland | CA | Textile Mills313310 | — | ◇ UNVERIFIED |
| CPClamp-swing Pricing CO INC | Oakland | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| CPClaro Pallets | Oakland | CA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
