| TAThales Avionics INC CA | Irvine | CA | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| TDThe Dot Printer | Irvine | CA | Printing and Related Support Activities323111 | — | ◐ LIKELY ACTIVE |
| TNToro Neurovascular INC | Irvine | CA | Miscellaneous Manufacturing339113 | — | ◐ LIKELY ACTIVE |
| VGVillage Green Foods INC. | Irvine | CA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| ZMZOLL Medical Corporation - Irvine, CA. | Irvine | CA | Computer and Electronic Product Manufacturing334517 | 20-99 | ◐ LIKELY ACTIVE |
| ENEllwood Natl Steel | Irvine | PA | Fabricated Metal Product Manufacturing332111 | — | ◐ LIKELY ACTIVE |
| AIAddtac INC | Irvine | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| ASAdvanced Sterilization Products, Irvine | Irvine | CA | Miscellaneous Manufacturing339112 | 500+ | ◐ LIKELY ACTIVE |
| AIAerospace Irvine Ca | Irvine | CA | Fabricated Metal Product Manufacturing332912 | 100-499 | ◐ LIKELY ACTIVE |
| AIAerospace Irvine FSD | Irvine | CA | Transportation Equipment Manufacturing336413 | 100-499 | ◐ LIKELY ACTIVE |
| AIAerospace Irvine MFCD | Irvine | CA | Transportation Equipment Manufacturing336412 | 500+ | ◐ LIKELY ACTIVE |
| AIA-info INC | Irvine | CA | Computer and Electronic Product Manufacturing334515 | — | ◐ LIKELY ACTIVE |
| ASAmica Software | Irvine | CA | Chemical Manufacturing325910 | 20-99 | ◐ LIKELY ACTIVE |
| ALAmpx LLC | Irvine | CA | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| ATAstronics Test Systems INC | Irvine | CA | Computer and Electronic Product Manufacturing334515 | — | ◐ LIKELY ACTIVE |
| ATAtc Telecom CORP | Irvine | CA | Computer and Electronic Product Manufacturing334290 | — | ◐ LIKELY ACTIVE |
| ACAuravolt CORP. | Irvine | CA | Electrical Equipment, Appliance & Component Manufacturing335910 | — | ◐ LIKELY ACTIVE |
| BYBafang Yunji Foods LLC | Irvine | CA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| BBB. Braun Medical Inc. Alton Site | Irvine | CA | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| BIBioray, INC. | Irvine | CA | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
Boston Scientific - Axonics | Irvine | CA | Miscellaneous Manufacturing339113 | 100-499 | ◐ LIKELY ACTIVE |
| BIBsa Intercontinental, LLC. | Irvine | CA | Paper Manufacturing322212 | — | ◐ LIKELY ACTIVE |
| CICalifornia Irvine 4 Jenner Street | Irvine | CA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CICalifornia, Irvine 6001 Oak Canyon STE 300 | Irvine | CA | Miscellaneous Manufacturing339112 | 500+ | ◐ LIKELY ACTIVE |
| CICalifornia Irvine 75 Doppler | Irvine | CA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CLClinical Laserthermia Systems Americas, INC. | Irvine | CA | Miscellaneous Manufacturing339112 | — | ◐ LIKELY ACTIVE |
| CDContinuum Diagnostics LLC | Irvine | CA | Miscellaneous Manufacturing339112 | — | ◐ LIKELY ACTIVE |
| CICummins INC | Irvine | CA | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| CSCummins Sales & Service - Irvine | Irvine | CA | Machinery Manufacturing333618 | 1-19 | ◐ LIKELY ACTIVE |
| EAEaton Aerospace LLC | Irvine | CA | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| ECEaton Corporation | Irvine | CA | Machinery Manufacturing333914 | — | ◐ LIKELY ACTIVE |
| ENEllwood National Steel | Irvine | PA | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
Emi Solutions LLC | Irvine | CA | Computer and Electronic Product Manufacturing334419 | — | ◐ LIKELY ACTIVE |
| EIEP Irvine CA | Irvine | CA | Computer and Electronic Product Manufacturing334510 | 100-499 | ◐ LIKELY ACTIVE |
| EDEvolve Dental Technologies, Inc. | Irvine | CA | Miscellaneous Manufacturing339114 | 20-99 | ◐ LIKELY ACTIVE |
| FWFlame & Wax Inc. | Irvine | CA | Miscellaneous Manufacturing339999 | 100-499 | ◐ LIKELY ACTIVE |
| FIFluxergy, INC. | Irvine | CA | Computer and Electronic Product Manufacturing334516 | — | ◐ LIKELY ACTIVE |
| GBGem-Pack Berries, LLC (Trabuco Road) | Irvine | CA | Food Manufacturing311411 | 20-99 | ◐ LIKELY ACTIVE |
| GTGlobal Telecom Engineering, INC. | Irvine | CA | Computer and Electronic Product Manufacturing334418 | — | ◐ LIKELY ACTIVE |
| GBGM Business Interiors - Irvine | Irvine | CA | Furniture and Related Product Manufacturing337214 | 20-99 | ◐ LIKELY ACTIVE |
| HHcaiv02 | Irvine | CA | Computer and Electronic Product Manufacturing334220 | 20-99 | ◐ LIKELY ACTIVE |
| HMHexagon Manufacuring Intelligence Irvine HMI | Irvine | CA | Computer and Electronic Product Manufacturing334513 | 100-499 | ◐ LIKELY ACTIVE |
| HHHgd Holdings, INC. | Irvine | CA | Computer and Electronic Product Manufacturing334310 | — | ◐ LIKELY ACTIVE |
| IUImuraya Usa, INC. | Irvine | CA | Food Manufacturing311520 | 20-99 | ◐ LIKELY ACTIVE |
| IPInx Prints INC. | Irvine | CA | Printing and Related Support Activities323113 | 20-99 | ◐ LIKELY ACTIVE |
| IIrvine-3mus-ca | Irvine | CA | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| ICIrvine, CA | Irvine | CA | Electrical Equipment, Appliance & Component Manufacturing335932 | 100-499 | ◐ LIKELY ACTIVE |
| ISIrvine-ca-tca Service Center | Irvine | CA | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| ICIrvine, CA, USA-MFG | Irvine | CA | Miscellaneous Manufacturing339112 | 100-499 | ◐ LIKELY ACTIVE |
| IMIrvine - Meguiars | Irvine | CA | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |