| IBIrvine Batch Plant | Irvine | CA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| MMedennium | Irvine | CA | Miscellaneous Manufacturing339115 | 1-19 | ◐ LIKELY ACTIVE |
| SMStarboard Medical INC. | Irvine | CA | Miscellaneous Manufacturing339112 | 1-19 | ◐ LIKELY ACTIVE |
| VVVena Vitals INC | Irvine | CA | Miscellaneous Manufacturing339112 | 1-19 | ◐ LIKELY ACTIVE |
| IIrvine | Irvine | CA | Printing and Related Support Activities323111 | 1-19 | ◐ LIKELY ACTIVE |
| TIThe Irvine Company | Irvine | CA | Printing and Related Support Activities323111 | 1-19 | ◐ LIKELY ACTIVE |
| CICalifornia Irvine 4 Jenner Street | Irvine | CA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CICalifornia Irvine 75 Doppler | Irvine | CA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CSCummins Sales & Service - Irvine | Irvine | CA | Machinery Manufacturing333618 | 1-19 | ◐ LIKELY ACTIVE |
| IIrvine-3mus-ca | Irvine | CA | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| ISIrvine-ca-tca Service Center | Irvine | CA | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| KAKIP America, Inc. - California | Irvine | CA | Computer and Electronic Product Manufacturing334118 | 1-19 | ◐ LIKELY ACTIVE |
| NKNihon Kohden North America Inc | Irvine | CA | Computer and Electronic Product Manufacturing334510 | 1-19 | ◐ LIKELY ACTIVE |
| OMOptima Millwork & Stone | Irvine | CA | Furniture and Related Product Manufacturing337212 | 1-19 | ◐ LIKELY ACTIVE |
| PPPCB Piezotronics - Endevco Engineering | Irvine | CA | Computer and Electronic Product Manufacturing334417 | 1-19 | ◐ LIKELY ACTIVE |
| SISEL Irvine CA | Irvine | CA | Electrical Equipment, Appliance & Component Manufacturing335314 | 1-19 | ◐ LIKELY ACTIVE |
| S6Store 605 | Irvine | CA | Food Manufacturing311812 | 1-19 | ◐ LIKELY ACTIVE |