 Zero Nox INC | Porterville | CA | Transportation Equipment Manufacturing336320 | — | ◐ LIKELY ACTIVE |
| GAGillespie Ag Service | Porterville | CA | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| QPQuikrete - Porterville, Ca Plant | Porterville | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| AFAregsun Farming Company 2, LLC | Porterville | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| FPFoster Poultry Farms, LLC | Porterville | CA | Food Manufacturing311615 | — | ◐ LIKELY ACTIVE |
| JMJ&R Meat Company | Porterville | CA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| PJPlano Jerky | Porterville | CA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| PPPorterville Plant | Porterville | CA | Textile Mills313110 | 20-99 | ◐ LIKELY ACTIVE |
| PRPorterville Ready Mix Plant | Porterville | CA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| PPPropak - Porterville, CA | Porterville | CA | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| 992-3844752 | Porterville | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| ARAllee Rees CO INC Dba Arc Cutting Tools | Porterville | CA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| ACArt Chiapa Welding | Porterville | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| DUDecco US Postharvest INC | Porterville | CA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| DPDistributors Processing INC | Porterville | CA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| DLDonald L Farmer INC Dba Farmers Tractor & Equipment CO. | Porterville | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| EME M Tharp INC | Porterville | CA | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| FFFoster Farms Porterville | Porterville | CA | Food Manufacturing311211 | — | ◇ UNVERIFIED |
| JCJabil Corporation Nypro Health Care Division | Porterville | CA | Computer and Electronic Product Manufacturing334516 | — | ◇ UNVERIFIED |
| JPJ&j Plastics, INC. | Porterville | CA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| JPJostens Printing | Porterville | CA | Printing and Related Support Activities323119 | — | ◇ UNVERIFIED |
| LMLa Michoacana Plus Ice Cream Parlor Corp | Porterville | CA | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| MIMccrometer INC | Porterville | CA | Computer and Electronic Product Manufacturing334514 | — | ◇ UNVERIFIED |
| MCMike Clark Trucking | Porterville | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PCPorterville Concrete Pipe INC | Porterville | CA | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| PFPorterville Facility | Porterville | CA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| PSProdocument Solutions | Porterville | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| RCRamirez Custom Concrete, INC | Porterville | CA | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| SRSchuler Ranches | Porterville | CA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| SSSierra Sandblasting | Porterville | CA | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| SVSouth Valley Materials, INC | Porterville | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SRStandard Register | Porterville | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
 Tdg Operations LLC | Porterville | CA | Textile Product Mills314110 | — | ◇ UNVERIFIED |
| TRTule River Cooperative Dryer | Porterville | CA | Food Manufacturing311423 | — | ◇ UNVERIFIED |
| TRTule River Dehydrator | Porterville | CA | Food Manufacturing311423 | — | ◇ UNVERIFIED |
| VRViking Ready-mix CO | Porterville | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
