| MTMAC Trailer of Oklahoma, Inc. | Davis | Transportation Equipment Manufacturing | 336212 | 100–499 | ◐ LIKELY ACTIVE |
| DSDavis - Sulphur Batch Plant | Davis | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| FEForum Energy Technologies, INC. | Davis | Fabricated Metal Product Manufacturing | 332710 | — | ◇ UNVERIFIED |
| FFForum Flow Equipment Mfg | Davis | Machinery Manufacturing | 333132 | — | ◇ UNVERIFIED |
| KVKemper Valve and Fitting CORP / Kemper Valve CORP | Sulphur | Fabricated Metal Product Manufacturing | 332721 | — | ◇ UNVERIFIED |
| JSJantz Supply, Inc. | Davis | Fabricated Metal Product Manufacturing | 332215 | 20–99 | ◐ LIKELY ACTIVE |
| NMNew Moon Vineyards and Winery LLC | Sulphur | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| OFOriginal Fried Pies | Davis | Food Manufacturing | 311612 | — | ◐ LIKELY ACTIVE |
| TRThe Rusty Nail Winery | Sulphur | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| OFONG Flowline Products, LLC | Sulphur | Primary Metal Manufacturing | 331210 | — | ◇ UNVERIFIED |