| PBPrimo Brands - Ontario Factory | Ontario | CA | Beverage and Tobacco Product Manufacturing312112 | 20-99 | ◐ LIKELY ACTIVE |
| PBPrimo Brands - West Transport | Ontario | CA | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| PProtecPac | Ontario | CA | Plastics and Rubber Products Manufacturing326150 | 1-19 | ◐ LIKELY ACTIVE |
| RWRecycled Wood Prodcuts | Ontario | CA | Wood Product Manufacturing321999 | 20-99 | ◐ LIKELY ACTIVE |
| RBRyder - Birchstone Ontario | Ontario | CA | Wood Product Manufacturing321920 | 1-19 | ◐ LIKELY ACTIVE |
| SASan Antonio Winery | Ontario | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SDSan Dimas Luggage-ontario | Ontario | CA | Leather and Allied Product Manufacturing316992 | 100-499 | ◐ LIKELY ACTIVE |
| SPSchwarz Partners | Ontario | CA | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| SBSoup Bases Loaded | Ontario | CA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| SPSouth Precision Machining | Ontario | CA | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| SCSpecialty Coating Systems Ontario CA | Ontario | CA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| S5Store 584 | Ontario | CA | Food Manufacturing311812 | 20-99 | ◐ LIKELY ACTIVE |
| TUToto USA Ontario | Ontario | CA | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| TPTranscontinental Packaging Ontario | Ontario | CA | Plastics and Rubber Products Manufacturing326113 | 20-99 | ◐ LIKELY ACTIVE |
| TPTravel Pallets, LLC | Ontario | CA | Wood Product Manufacturing321920 | — | ◐ LIKELY ACTIVE |
| URUhp Resistors, INC. | Ontario | CA | Computer and Electronic Product Manufacturing334416 | — | ◐ LIKELY ACTIVE |
| VLVenturaFoods LLC | Ontario | CA | Food Manufacturing311225 | 500+ | ◐ LIKELY ACTIVE |
| VLVWGoA Los Angeles PDC | Ontario | CA | Transportation Equipment Manufacturing336111 | 20-99 | ◐ LIKELY ACTIVE |
| WDWagner Die Supply | Ontario | CA | Machinery Manufacturing333514 | 1-19 | ◐ LIKELY ACTIVE |
| WPWatsons Profiling CORP | Ontario | CA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| WOWebasto Ontario | Ontario | CA | Computer and Electronic Product Manufacturing334515 | 1-19 | ◐ LIKELY ACTIVE |
| WEWinholt Equipment Corp | Ontario | CA | Furniture and Related Product Manufacturing337127 | 20-99 | ◐ LIKELY ACTIVE |
| WFWorldwide Foam - Ontario, CA | Ontario | CA | Plastics and Rubber Products Manufacturing326150 | 1-19 | ◐ LIKELY ACTIVE |
| ZPZapp Packaging, Inc. | Ontario | CA | Paper Manufacturing322212 | 20-99 | ◐ LIKELY ACTIVE |
| PPPsa - Printing & Mailing Services INC | Ontario | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| TPThoro Packaging | Ontario | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| 335-2664875 | Ontario | CA | Machinery Manufacturing333519 | — | ◇ UNVERIFIED |
| 3M3 Metal Pro LLC | Ontario | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| 5C510 Commercial LLC | Ontario | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| 7D7 Daze LLC | Ontario | CA | Beverage and Tobacco Product Manufacturing312230 | — | ◇ UNVERIFIED |
| ARA-1 Refrigeration CO. | Ontario | CA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| ASAaren Scientific INC | Ontario | CA | Miscellaneous Manufacturing339115 | — | ◇ UNVERIFIED |
Able Industrial Products INC | Ontario | CA | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| ABAcco Brands INC | Ontario | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| AIAcra Industries,Corp. | Ontario | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| ACAdvanced Color Graphics | Ontario | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| AEA & E Fuels INC. | Ontario | CA | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| AMAerospace Mill Products LLC | Ontario | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| APAesthetic Physicians of California Dba Sono Bello | Ontario | CA | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| AOAgromin Oc Ontario Green Materials Composting Operation | Ontario | CA | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| APAkra Plastic Products INC | Ontario | CA | Plastics and Rubber Products Manufacturing326130 | — | ◇ UNVERIFIED |
| APAkra Plastic Products INC | Ontario | CA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| AMAks Machine INC | Ontario | CA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| AMAlbert Max, Inc. | Ontario | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| ALAlfa Leisure, INC. | Ontario | CA | Transportation Equipment Manufacturing336213 | — | ◇ UNVERIFIED |
| AWAlisha's Web | Ontario | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| AIAlltech INC | Ontario | CA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| ABAlmazan Bakery #2 | Ontario | CA | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| AFAmerican Fleet & Retail Graphics Dba the Amgraph Group | Ontario | CA | Printing and Related Support Activities323119 | — | ◇ UNVERIFIED |
| AMAmerican Manufacture Company, a California corporation | Ontario | CA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |