| JBJohn Bean Technologies Corporation | Madera | CA | Chemical Manufacturing325320 | — | ◐ LIKELY ACTIVE |
| KCKlippenstein Corporation | Fresno | CA | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| LMLaird Manufacturing | Merced | CA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| LMLaird Mfg., LLC | Merced | CA | Machinery Manufacturing333111 | — | ◐ LIKELY ACTIVE |
| LRLam Research Corporation - Fremont Campus | Fremont | CA | Machinery Manufacturing333242 | 500+ | ◐ LIKELY ACTIVE |
| LVLa Vigna Precision Manufacturing, INC. | San Jose | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| LELawrence Equipment Banning | Banning | CA | Machinery Manufacturing333241 | 100-499 | ◐ LIKELY ACTIVE |
| LELawrence Equipment El Monte | South El Monte | CA | Machinery Manufacturing333241 | 100-499 | ◐ LIKELY ACTIVE |
| LLLeanteq LLC | Milpitas | CA | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| LILeopard Imaging INC | Fremont | CA | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| LILinear Industries, LTD. | Monrovia | CA | Fabricated Metal Product Manufacturing332991 | — | ◐ LIKELY ACTIVE |
| MPMagic Plastics INC | Valencia | CA | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| MSMalin Space Science Systems, INC | San Diego | CA | Machinery Manufacturing333310 | — | ▲ REPORTED CLOSED |
| MSMartin Sprocket & Gear Los Angeles | Commerce | CA | Machinery Manufacturing333613 | 1-19 | ◐ LIKELY ACTIVE |
| MSMartin Sprocket & Gear Sacramento | Sacramento | CA | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| MTMattson Technology INC | Fremont | CA | Machinery Manufacturing333242 | 100-499 | ◐ LIKELY ACTIVE |
| MCMeissner Corporation | Camarillo | CA | Machinery Manufacturing333999 | 500+ | ◐ LIKELY ACTIVE |
| MBMelfred Borzall HQ | Santa Maria | CA | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| MLMytee LLC | Poway | CA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| NONational Oilwell Varco | Orange | CA | Machinery Manufacturing333132 | 20-99 | ◐ LIKELY ACTIVE |
| NMNemad Manufacturing CO | Harbor City | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| NINuprodx INC | Livermore | CA | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| PCPacific Coast Optics, LLC | Rocklin | CA | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| PPParagon Products LLC | Folsom | CA | Machinery Manufacturing333911 | 20-99 | ◐ LIKELY ACTIVE |
| PHParker Hannifin Corporation | Carson | CA | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| PCParker-hannifin Corporation | San Diego | CA | Machinery Manufacturing333517 | — | ◐ LIKELY ACTIVE |
| PLPb Loader Corporation | Fresno | CA | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| PCPeacock Cellars INC. | Arroyo Grande | CA | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| PIPeco Inspx | Modesto | CA | Machinery Manufacturing333241 | 20-99 | ◐ LIKELY ACTIVE |
| PMPF Metals | Turlock | CA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PIPorifera, INC. | San Leandro | CA | Machinery Manufacturing333241 | — | ◐ LIKELY ACTIVE |
| PWPure Wafer INC | San Jose | CA | Machinery Manufacturing333295 | 100-499 | ◐ LIKELY ACTIVE |
| PAPvp Advanced Eo Systems, INC. | Lake Forest | CA | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| QTQuality Thermal Applications, INC. | Anaheim | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| QMQuanta Manufacturing Fremont Building 5 | Fremont | CA | Machinery Manufacturing333310 | 500+ | ◐ LIKELY ACTIVE |
| RMRam Mechanical Inc | Ceres | CA | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| RIRasirc INC | San Diego | CA | Primary Metal Manufacturing331313 | 20-99 | ◐ LIKELY ACTIVE |
| RIRasmussen Iron Wks | Whittier | CA | Fabricated Metal Product Manufacturing332510 | 20-99 | ◐ LIKELY ACTIVE |
| RIRc Industries, INC | Canoga Park | CA | Fabricated Metal Product Manufacturing332721 | — | ◐ LIKELY ACTIVE |
| RRRepublic Refrigeration, INC. | Fresno | CA | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| RIRimnetics, INC | Loomis | CA | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| SSaf-t-cab | Fresno | CA | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| SCScfm Corporation | Anaheim | CA | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| SPSerpa Packaging Solutions | Visalia | CA | Machinery Manufacturing333993 | 100-499 | ◐ LIKELY ACTIVE |
| SSSight Sciences | Menlo Park | CA | Machinery Manufacturing333998 | — | ◐ LIKELY ACTIVE |
| SISimpro International LLC | Irvine | CA | Machinery Manufacturing333914 | — | ◐ LIKELY ACTIVE |
| SMSmith Machine and Tool LLC | Huntington Beach | CA | Machinery Manufacturing333514 | — | ▲ REPORTED CLOSED |
| STSolar Turbines Incorporated | San Diego | CA | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| STSolar Turbines Kearny Mesa | San Diego | CA | Machinery Manufacturing333611 | 500+ | ◐ LIKELY ACTIVE |
| SPSonoma Photonics, INC | Santa Rosa | CA | Machinery Manufacturing333310 | — | ▲ REPORTED CLOSED |