| ASAdvantage Sealing Systems INC | Fontana | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| ASAmeron Steel Fabrication Division | Fontana | CA | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| ABAngelus Block CO INC | Fontana | CA | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| BCBway Corporation | Fontana | CA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| CACalifornia Aseptic Beverages LLC | Fontana | CA | Food Manufacturing311411 | — | ◇ UNVERIFIED |
| CHCommercial Honing CO | Fontana | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CICosmetic Industries INC | Fontana | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CICrafco INC | Fontana | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GWGarcias Wood Works | Fontana | CA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| GSGold Shield Fiberglass of California INC 58-2 | Fontana | CA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| IIImpac International | Fontana | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| ICInland Concrete Products INC | Fontana | CA | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| KPKemiron Pacific INC | Fontana | CA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| KIKinro INC | Fontana | CA | Transportation Equipment Manufacturing336999 | — | ◇ UNVERIFIED |
| LLynam | Fontana | CA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| MMMillenium Molding INC | Fontana | CA | Plastics and Rubber Products Manufacturing326299 | — | ◇ UNVERIFIED |
| MCMission Custom Extrusions INC | Fontana | CA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| PMPallet Market | Fontana | CA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| PMPremier Metal Prod | Fontana | CA | Textile Mills313110 | — | ◇ UNVERIFIED |
| RPRamirez Pallets | Fontana | CA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| SISchroeder Iron Corporation | Fontana | CA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| SLSemmaterials L.p. | Fontana | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| VCVan Can CO | Fontana | CA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| VMVan Matre Lumber CO | Fontana | CA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| ATAmerican Truck Bodies & Repair, Inc | Fontana | CA | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| ABAngelus Block - Fontana | Fontana | CA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| CGCannon Gasket, Inc | Fontana | CA | Miscellaneous Manufacturing339991 | 20-99 | ◐ LIKELY ACTIVE |
| CGChristan Gonzalez | Fontana | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CLCJ Logistics America LLC (B&G Foods) | Fontana | CA | — | — | ◐ LIKELY ACTIVE |
| DFDci Fnt | Fontana | CA | Fabricated Metal Product Manufacturing332321 | 100-499 | ◐ LIKELY ACTIVE |
| DHDnc Hlt | Fontana | CA | Fabricated Metal Product Manufacturing332321 | 1-19 | ◐ LIKELY ACTIVE |
| EDEquipment Depot California, Inc. - Fontana | Fontana | CA | Machinery Manufacturing333924 | 20-99 | ◐ LIKELY ACTIVE |
| FBFlowers Bakeries Sales of Socal, LLC | Fontana | CA | Food Manufacturing311812 | — | ◐ LIKELY ACTIVE |
| FFontana | Fontana | CA | Petroleum and Coal Products Manufacturing324122 | 100-499 | ◐ LIKELY ACTIVE |
| FDFontana Distribution Center | Fontana | CA | Electrical Equipment, Appliance & Component Manufacturing335313 | 100-499 | ◐ LIKELY ACTIVE |
| FPFontana Pallet Plant - - 522 | Fontana | CA | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| FPFontana Plant #4 | Fontana | CA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| GGdw-ca | Fontana | CA | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| IVIndorama Ventures Sustainable | Fontana | CA | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| KTKentucky Trailer Services Fontana | Fontana | CA | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| L2Location 2 / FNA | Fontana | CA | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| MSMetal Sales - Fontana | Fontana | CA | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| PPPremier Packaging, LLC- Fontana DC | Fontana | CA | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| PIPyro Industrial Systems | Fontana | CA | Machinery Manufacturing333994 | — | ◐ LIKELY ACTIVE |
| RCRing Container Fontana | Fontana | CA | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| SCSchuetz Container Systems Inc. | Fontana | CA | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| SESergio E Soto | Fontana | CA | Miscellaneous Manufacturing339950 | — | ◐ LIKELY ACTIVE |
| SASierra Aluminum - Bonanza | Fontana | CA | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| SASierra Aluminum - NAPA | Fontana | CA | Primary Metal Manufacturing331318 | 20-99 | ◐ LIKELY ACTIVE |
| SASierra Aluminum - Union | Fontana | CA | Primary Metal Manufacturing331318 | 20-99 | ◐ LIKELY ACTIVE |