| CWCrown Windows and Vinyl Products, INC | Oak Hill | WV | Miscellaneous Manufacturing339999 | — | ● ACTIVE |
| LTLewis Turkey Farm, INC. | Oak Hill | OH | Food Manufacturing311615 | — | ◐ LIKELY ACTIVE |
| ECEagle Carbon, INC | Oak Hill | WV | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| PCPlibrico CO Firebrick Plant * | Oak Hill | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| AGAp Green Refractories | Oak Hill | OH | Nonmetallic Mineral Product Manufacturing327124 | — | ◇ UNVERIFIED |
| CHCedar Heights Clay CO (0640010010) | Oak Hill | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| HMHighland Machine | Oak Hill | WV | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| NSNock & Son CO | Oak Hill | OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| OROcean Reef Pools INC. | Oak Hill | FL | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| SSherwin-williams #701960 | Oak Hill | WV | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
 Sauer Structural, LLC | Oak Hill | FL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| XIXcal Industries, LLC | Oak Hill | WV | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| XTXcal Tools - Beckley LLC | Oak Hill | WV | Machinery Manufacturing333131 | 20-99 | ◐ LIKELY ACTIVE |
| HIHarbison-walker International | Oak Hill | OH | Nonmetallic Mineral Product Manufacturing327125 | — | ◇ UNVERIFIED |
| JSJennmar Sanshell LLC | Oak Hill | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| LWLerose Wear Product | Oak Hill | WV | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| OHOak Hill Lumber Products | Oak Hill | FL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| RIRija INC. | Oak Hill | WV | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SGSauer Group, INC. | Oak Hill | FL | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
