| ICInternational Composites Group INC | San Diego | — | ◇ UNVERIFIED |
| IMInternational Marine & Industrial Applicators INC | San Diego | — | ◇ UNVERIFIED |
| I5Interstate 5 North Corridor Phase 1 Seg 8 Wetland CO | Cardiff By the Sea | — | ◇ UNVERIFIED |
| IMInt'l Marine & Ind Applicators LLC | San Diego | — | ◇ UNVERIFIED |
| IRIntuitive Racing Inc. | Oceanside | — | ◇ UNVERIFIED |
| IInvivogen | San Diego | — | ◇ UNVERIFIED |
| JMJerames Manufacturing | El Cajon | — | ◇ UNVERIFIED |
| JEJohn E Scott Dab As Jt Performance Diesel | Lakeside | — | ◇ UNVERIFIED |
| JTJ.v. Tomahawk INC | Poway | — | ◇ UNVERIFIED |
| KFKaiser Foundation Hospitals | San Diego | — | ◇ UNVERIFIED |
| KWKatie Williams | San Diego | — | ◇ UNVERIFIED |
| KLKeiller Leadership Academy | San Diego | — | ◇ UNVERIFIED |
| K1Kr 1335 Broadway, LLC | San Diego | — | ◇ UNVERIFIED |
 Ksaria Service Corporation | San Diego | — | ◇ UNVERIFIED |
| KMK-tech Machine INC | Vista | — | ◇ UNVERIFIED |
| LVLakeside Valve Station: City of San Diego | Lakeside | — | ◇ UNVERIFIED |
| LMLandmark Manufacturing INC | Oceanside | — | ◇ UNVERIFIED |
| LELb3 Enterprises INC | Lakeside | — | ◇ UNVERIFIED |
| LRLba Realty, LLC | San Diego | — | ◇ UNVERIFIED |
| LLL & L Enterprises | Spring Valley | — | ◇ UNVERIFIED |
| LMLockheed Martin Astronautics Kearny Mesa | San Diego | — | ◇ UNVERIFIED |
| LBLong Bros Construction | San Diego | — | ◇ UNVERIFIED |
| MMM3 Mfg LLC | Ramona | — | ◇ UNVERIFIED |
| MSMachine Shop Express | San Diego | — | ◇ UNVERIFIED |
| MAMadera and Beau LLC | Cardiff By the Sea | — | ◇ UNVERIFIED |
| MRMad Racing | Vista | — | ◇ UNVERIFIED |
| MPMagpie Property Holdings LLC | Chula Vista | — | ◇ UNVERIFIED |
 Marine Group Boat Works | San Diego | — | ◇ UNVERIFIED |
| Marine Group Boat Works | San Diego | — | ◇ UNVERIFIED |
| MMartin | San Diego | — | ◇ UNVERIFIED |
| MEMc Express Trucking LLC | San Diego | — | ◇ UNVERIFIED |
| MTMendeola Transaxles INC | National City | — | ◇ UNVERIFIED |
 Miller Marine - Nbpl | San Diego | — | ◇ UNVERIFIED |
| Miller Marine - Nbsd | San Diego | — | ◇ UNVERIFIED |
| MEMjjb Environmental Construction | Spring Valley | — | ◇ UNVERIFIED |
| MVMoon Valley Nursery LLC | San Diego | — | ◇ UNVERIFIED |
| MAMount Acadia Senior Properties LLC | San Diego | — | ◇ UNVERIFIED |
| MGMtb Gear INC Dba Bicycle Warehouse | El Cajon | — | ◇ UNVERIFIED |
| NNassco | San Diego | — | ◇ UNVERIFIED |
| NCNassco C Street Facility | Chula Vista | — | ◇ UNVERIFIED |
| NANational Air College International | San Diego | — | ◇ UNVERIFIED |
| NANaval Amphibious Base | Coronado | — | ◇ UNVERIFIED |
| NBNaval Base San Diego | San Diego | — | ◇ UNVERIFIED |
| NENaval Engineering Support | San Diego | — | ◇ UNVERIFIED |
| NENaval Engineering Support | Coronado | — | ◇ UNVERIFIED |
| NENaval Engineering Support | San Diego | — | ◇ UNVERIFIED |
| NENaval Engineering Support INC | San Diego | — | ◇ UNVERIFIED |
| NENaval Engineering Support INC. | National City | — | ◇ UNVERIFIED |
| NSNaval Station- Coronado | Coronado | — | ◇ UNVERIFIED |
 Navigational Services INC | National City | — | ◇ UNVERIFIED |
