| SRSd Realty Ventures Ii LLC | San Diego | — | ◇ UNVERIFIED |
| SUSeasilver USA | Carlsbad | — | ◇ UNVERIFIED |
 Sekisui Diagnostics LLC | San Diego | — | ◇ UNVERIFIED |
| SSSelect Supplements INC | Carlsbad | — | ◇ UNVERIFIED |
| SCSensient Colors LLC | Carlsbad | — | ◇ UNVERIFIED |
| SISensient Imaging Technologies INC | Carlsbad | — | ◇ UNVERIFIED |
| SISheatech INC | San Diego | — | ◇ UNVERIFIED |
| SCSherpa Clinical Packaging LLC Dba Paci Pharma Services | San Diego | — | ◇ UNVERIFIED |
| SWSherwin Williams CO the | San Diego | — | ◇ UNVERIFIED |
| SSShm Shelter Island, LLC | San Diego | — | ◇ UNVERIFIED |
| SBShoreline Biosciences INC | San Diego | — | ◇ UNVERIFIED |
| SGShoreline Glassing | San Diego | — | ◇ UNVERIFIED |
| SPShreenike Pioneering | San Diego | — | ◇ UNVERIFIED |
| SPSiga Plastics LLC | Escondido | — | ◇ UNVERIFIED |
| SBSinopia Biosciences | San Diego | — | ◇ UNVERIFIED |
| STSirius Therapeutics INC | San Diego | — | ◇ UNVERIFIED |
| SBSms Biotech | San Diego | — | ◇ UNVERIFIED |
| SCSocietal Cdmo San Diego, LLC | San Diego | — | ◇ UNVERIFIED |
| SBSouth Bay Salt Works | Chula Vista | — | ◇ UNVERIFIED |
| SBSpinnaker Biosciences INC | San Diego | — | ◇ UNVERIFIED |
| SWSpotless Water Systems LLC | El Cajon | — | ◇ UNVERIFIED |
| STSrt Therapeutics INC | San Diego | — | ◇ UNVERIFIED |
| SASsealed Air Corporation | Chula Vista | — | ◇ UNVERIFIED |
| SPSta Pharmaceutical US LLC | San Diego | — | ◇ UNVERIFIED |
| SOStelvio Oncology Incorporated | San Diego | — | ◇ UNVERIFIED |
| SIStemiotics INC | San Diego | — | ◇ UNVERIFIED |
| SASteven A. Ward and Erica L. Ward, Trustees of the Steven and Erica Ward Family T | Escondido | — | ◇ UNVERIFIED |
| SASteven A. Ward and Erica L. Ward, Trustees of the Steven and Erica Ward Family T | Vista | — | ◇ UNVERIFIED |
| SWSuez Wts | San Marcos | — | ◇ UNVERIFIED |
 Sun Chemical Corporation | Carlsbad | — | ◇ UNVERIFIED |
| SVSun Vectors INC | San Diego | — | ◇ UNVERIFIED |
| SHSwisher Hygiene | San Diego | — | ◇ UNVERIFIED |
| SPSynthetic Proteomics INC | Carlsbad | — | ◇ UNVERIFIED |
| TOTeal Omics INC | San Diego | — | ◇ UNVERIFIED |
| TLThe Lubrizol Corporation | El Cajon | — | ◇ UNVERIFIED |
| TMThe Mahogany Shop | San Diego | — | ◇ UNVERIFIED |
| TATiger Aesthetics Medical | San Diego | — | ◇ UNVERIFIED |
| TITocagen INC | San Diego | — | ◇ UNVERIFIED |
| TITocagen INC | San Diego | — | ◇ UNVERIFIED |
| TTTrefoil Therapeutics INC | San Diego | — | ◇ UNVERIFIED |
| TBTrilink Biotechnologies | San Diego | — | ◇ UNVERIFIED |
| TBTrutino Biosciences | San Diego | — | ◇ UNVERIFIED |
| TPTurning Point Therapeutics | San Diego | — | ◇ UNVERIFIED |
| TBTyra Biosciences | Carlsbad | — | ◇ UNVERIFIED |
| TBTyra Biosciences Dba Jlabs San Diego | San Diego | — | ◇ UNVERIFIED |
| UEUS Ethanol LLC | El Cajon | — | ◇ UNVERIFIED |
| UBUsmc Base Marine Group Ops | Camp Pendleton | — | ◇ UNVERIFIED |
| VCVape Craft LLC | Vista | — | ◇ UNVERIFIED |
| VIVelosbio INC | San Diego | — | ◇ UNVERIFIED |
| VVVerde Vida INC | Santa Ysabel | — | ◇ UNVERIFIED |
