| WSWestern States Envelope CO | Butler | WI | Paper Manufacturing322230 | — | ◐ LIKELY ACTIVE |
| WAWiest Asphalt Prod - Butler Facility | Butler | PA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| CACj Automotive Indiana LLC | Butler | IN | Fabricated Metal Product Manufacturing332216 | — | ◐ LIKELY ACTIVE |
| LLLinde Llc/butler Plt | Butler | PA | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| SSSouth Side Lumber Company INC | Butler | MO | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| TBTransflo Butler Terminal | Butler | PA | Food Manufacturing311613 | — | ◐ LIKELY ACTIVE |
| ASAk Steel Butler Works | Butler | PA | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| BWBattery Warehouse Plus | Butler | PA | Electrical Equipment, Appliance & Component Manufacturing335911 | — | ◇ UNVERIFIED |
| BSBuddy's Sand and Gravel Plant 1 | Butler | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BMButler Mill Service Company | Butler | IN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| COChemstation of Wisconsin | Butler | WI | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CCClear Creek Forest Products, LLC | Butler | AL | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CMColor Master INC | Butler | IN | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| FIFilmtronics INC | Butler | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| HTHendrickson Truck Suspension Systems Plant 2 | Butler | IN | Transportation Equipment Manufacturing336330 | — | ◇ UNVERIFIED |
| MRMolded Rubber and Plastic CORP | Butler | WI | Plastics and Rubber Products Manufacturing326290 | — | ◇ UNVERIFIED |
| NANorth American Steel & Wire INC | Butler | PA | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| SLShoun Lumber | Butler | TN | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| SCSpang & Co/magnetics Div | Butler | PA | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| TRTamko Roofing Products | Butler | AL | Paper Manufacturing322121 | — | ◇ UNVERIFIED |
| TWTri-wall Weyerhaeuser CO | Butler | IN | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| ACAbuelito Corn Inc. | Butler | NJ | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| AIAgr International, Inc. | Butler | PA | Computer and Electronic Product Manufacturing334519 | 100-499 | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals Inc.- Butler Facility | Butler | IN | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| AGAmerican Glass Research | Butler | PA | Computer and Electronic Product Manufacturing334519 | 1-19 | ◐ LIKELY ACTIVE |
| BBButler Bakery Feeds | Butler | KY | Food Manufacturing311119 | 1-19 | ◐ LIKELY ACTIVE |
| BWButler, WI Plant | Butler | WI | Food Manufacturing311611 | 100-499 | ◐ LIKELY ACTIVE |
| CMCargill Meat Solutions Corporation | Butler | WI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| HDHansotte Dental Laboratory | Butler | PA | Miscellaneous Manufacturing339116 | — | ◐ LIKELY ACTIVE |
| HMHertzog Meat Co. South LLC | Butler | MO | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| HPHertzog Premium Beef LLC | Butler | MO | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| IPInternational Paper Butler | Butler | IN | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| JDJohnny's Distillery, LLC | Butler | PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| JBJSP - Butler | Butler | PA | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| KIKenjer Industries | Butler | PA | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| LELevy Environmental Services Company dba Butler Mill Service | Butler | IN | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| LVLiminal Vines LLC | Butler | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| LULuna Umbra Winery, LLC | Butler | MO | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MFM F & H Textiles, Inc. | Butler | GA | Textile Mills313310 | 20-99 | ◐ LIKELY ACTIVE |
| MQMiller's Quality Meats, LLC | Butler | PA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
Ocupoint INC | Butler | NJ | Computer and Electronic Product Manufacturing334511 | — | ◐ LIKELY ACTIVE |
| PMPealer Mill Cider | Butler | OH | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| RHRose Hill Farm Winery | Butler | KY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| RSRussell Stover Chocolates LLC Ward Paper Box | Butler | MO | Food Manufacturing311352 | 20-99 | ◐ LIKELY ACTIVE |
| RARustic Acres Winery LLC | Butler | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SDSteel Dynamics, Inc. - Flat Roll Group - Butler | Butler | IN | Primary Metal Manufacturing331110 | 500+ | ◐ LIKELY ACTIVE |
| SHSugar Hollow Distillery | Butler | TN | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| TMT&d Machine, INC. | Butler | WI | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| WLWatauga Lake Winery | Butler | TN | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| WBWSEL - Butler | Butler | WI | Paper Manufacturing322230 | 100-499 | ◐ LIKELY ACTIVE |