| PSPraxair, St. Charles Facility | Norco | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| CPCypress Polypropylene Plant Union Carbide CORP. | Norco | LA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| HIHusk Itt Corporation | Norco | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| LILinde INC - Linde St Charles Plant | Norco | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| PGPacific Gear Technology, INC. | Norco | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| ATAmerican Technical Servcies, INC | Norco | CA | Electrical Equipment, Appliance & Component Manufacturing335139 | — | ◇ UNVERIFIED |
| BBBarrett Business Services INC | Norco | CA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| BNBetter Nutritional Norco Campus | Norco | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| CCChep Container and Pooling Solutions, INC. | Norco | CA | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
 Cospolich, INC. | Norco | LA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| DPDiesel Powerhouse INC. | Norco | CA | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| EJE & J Shutters & Blinds INC | Norco | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| EMElite Mechanical INC. | Norco | CA | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| FSFrank Sanchez | Norco | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| GBGreywolf Brewing CO LLC | Norco | CA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| LMLrb Millwork and Casework, INC | Norco | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MMpg | Norco | LA | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| NBNothing Bundt Cakes | Norco | CA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| PMPensar Medical, LLC | Norco | CA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| RPReyes Painting | Norco | CA | Miscellaneous Manufacturing339992 | — | ◇ UNVERIFIED |
| RPR P M Centerless Grinding CO | Norco | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| SPSe-gi Products INC. | Norco | CA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| SISimtec INC. | Norco | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| TWTandum Way Properties LLC | Norco | CA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| WPWb Powell, INC | Norco | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
