| EKEmpanada Kitchen Happily Baked Corp | San Diego | CA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| ELEndoscan, LLC | San Diego | CA | Computer and Electronic Product Manufacturing334510 | — | ◐ LIKELY ACTIVE |
| ESEnoven Socal INC | San Diego | CA | Transportation Equipment Manufacturing336211 | — | ◐ LIKELY ACTIVE |
| EMEssilorLuxottica- Meridian Optical San Diego | San Diego | CA | Machinery Manufacturing333310 | 1-19 | ◐ LIKELY ACTIVE |
| FCFlorentine Company | San Diego | CA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| FHFocused Health LLC-Balboa | San Diego | CA | Chemical Manufacturing325411 | 1-19 | ◐ LIKELY ACTIVE |
| FOFoods On The Fly | San Diego | CA | Food Manufacturing311991 | 20-99 | ◐ LIKELY ACTIVE |
| FFruitCraft | San Diego | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| FGFs Ground Systems, LLC | San Diego | CA | Transportation Equipment Manufacturing336992 | — | ◐ LIKELY ACTIVE |
| FMFuturistics Machine | San Diego | CA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| GIGantner Instruments, INC. | San Diego | CA | Computer and Electronic Product Manufacturing334515 | — | ◐ LIKELY ACTIVE |
| GAGe Aviation Systems LLC | San Diego | CA | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◐ LIKELY ACTIVE |
| GAGeneral Atomics | San Diego | CA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Mira Mesa - A78 | San Diego | CA | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Montgomery Field - A07, A07B | San Diego | CA | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G76 | San Diego | CA | Machinery Manufacturing333999 | 20-99 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G86 | San Diego | CA | Machinery Manufacturing333999 | 1-19 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G87 | San Diego | CA | Machinery Manufacturing333999 | 1-19 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G92 | San Diego | CA | Machinery Manufacturing333999 | 500+ | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G94 | San Diego | CA | Machinery Manufacturing333999 | 100-499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G95 | San Diego | CA | Machinery Manufacturing333999 | 20-99 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G97 | San Diego | CA | Machinery Manufacturing333999 | 100-499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - SSC01 | San Diego | CA | Machinery Manufacturing333999 | 20-99 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Sabre Springs - A05 | San Diego | CA | Transportation Equipment Manufacturing336411 | 100-499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Sabre Springs - A05A | San Diego | CA | Transportation Equipment Manufacturing336411 | 20-99 | ◐ LIKELY ACTIVE |
| GBGianni Buonomo Vintners | San Diego | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| GRGlenn Rieder LLC San Diego | San Diego | CA | Wood Product Manufacturing321918 | 20-99 | ◐ LIKELY ACTIVE |
| GBGM Business Interiors - SD Downtown | San Diego | CA | Furniture and Related Product Manufacturing337214 | 20-99 | ◐ LIKELY ACTIVE |
| GBGM Business Interiors - SD Nancy Ridge | San Diego | CA | Furniture and Related Product Manufacturing337214 | 20-99 | ◐ LIKELY ACTIVE |
| GPGood Pressure Beverage LLC | San Diego | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| GCGuthrie CiderWorks | San Diego | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| HBHelms Brewing Company | San Diego | CA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| HTHogue Tool & Machine - San Diego | San Diego | CA | Plastics and Rubber Products Manufacturing326299 | 1-19 | ◐ LIKELY ACTIVE |
| HIHologic Inc. - Gen-Probe Incorporated (GCD1, GCD2, Nancy Ridge, and Simpre Viva) | San Diego | CA | Chemical Manufacturing325413 | 500+ | ◐ LIKELY ACTIVE |
| ISIDT San Diego | San Diego | CA | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| ISIndia Street Winey LLC | San Diego | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| IAInnovate Athletics, LLC | San Diego | CA | Miscellaneous Manufacturing339920 | — | ◐ LIKELY ACTIVE |
| ICInnovative Cold Storage Enterprises, Inc. | San Diego | CA | — | — | ◐ LIKELY ACTIVE |
| IPInsite Pacific, INC. | San Diego | CA | Computer and Electronic Product Manufacturing334511 | — | ◐ LIKELY ACTIVE |
| IMInterlake Mecalux San Diego | San Diego | CA | Furniture and Related Product Manufacturing337215 | 1-19 | ◐ LIKELY ACTIVE |
| IGIPS Group, Inc Headquarters | San Diego | CA | Fabricated Metal Product Manufacturing332721 | 100-499 | ◐ LIKELY ACTIVE |
| JEJE Exports | San Diego | CA | — | — | ◐ LIKELY ACTIVE |
| JVJohnny Van Lam | San Diego | CA | Machinery Manufacturing333517 | — | ◐ LIKELY ACTIVE |
| JTJ & T Manufacturing & Engineering | San Diego | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| KDKettner Distillery | San Diego | CA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| KTKIC Thermal | San Diego | CA | Computer and Electronic Product Manufacturing334513 | 20-99 | ◐ LIKELY ACTIVE |
| KTKnapheide Truck Equipment San Diego | San Diego | CA | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| LCLamart California INC | San Diego | CA | Nonmetallic Mineral Product Manufacturing327993 | — | ◐ LIKELY ACTIVE |
| LELeidos Engineering & Sciences, LLC | San Diego | CA | Computer and Electronic Product Manufacturing334111 | — | ◐ LIKELY ACTIVE |
| LILittle Italy | San Diego | CA | Beverage and Tobacco Product Manufacturing312120 | 20-99 | ◐ LIKELY ACTIVE |