| AAAllen Aircraft Products INC | Ravenna | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| AEAlliance Equipment Company, INC. (1576011516) | Alliance | OH | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| ACAllied Chemical & Ironton Coke | Ironton | OH | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| ACAllied Coating Corporation (0855105017) | Piqua | OH | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| ACAllied Corporation Plant 100 | Canton | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| ACAllied Corporation Plant #5 | Piketon | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| ACAllied Corporation Plant #70 | Cleveland | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| ACAllied Corporation Plant #73 | Ohio | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| ACAllied CORP Plant 72 (1667080013) | Streetsboro | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| APAllied Plant 70 | Cleveland | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| APAllied Plant 79 (formerly Shelly Materials Plant 91) | Copley | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| AWAll-type Welding and Fabrication, INC. (1318247914) | Glenwillow | OH | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| ACAlpha Coatings, INC. | Fostoria | OH | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| ACAlpha Coatings INC - Port Clinton Division | Port Clinton | OH | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| APAlpine Products Mfg. CO. INC. (0857731991) | Dayton | OH | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| ASAlro Steel INC (1431154016) | Cincinnati | OH | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| ACAluminum Coating Manufacturers | Cleveland | OH | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
| ACAluminum Color Industries INC | Lowellville | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| AAmcor | Medina | OH | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| ADAmericana Development INC | Tallmadge | OH | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| ABAmerican Battery Solutions INC | Springboro | OH | Electrical Equipment, Appliance & Component Manufacturing335910 | — | ◇ UNVERIFIED |
| ACAmerican Color Graphics INC. Medina | Medina | OH | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| AFAmerican Future Fuels Facility | Lima | OH | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| AMAmerican Metal Coatings INC | Cleveland | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| APAmerican Processing LLC | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| ATAmerican Trim LLC | Lima | OH | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| ATAmerican Trim LLC - Product Center 4 | Wapakoneta | OH | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| ATAmerican Trim Pc1 and Ocp | Lima | OH | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| AUAmerican Ultra Specialties INC | Hudson | OH | Petroleum and Coal Products Manufacturing324191 | 1-19 | ◇ UNVERIFIED |
| AIAmericarb INC | Ashland | OH | Electrical Equipment, Appliance & Component Manufacturing335991 | — | ◇ UNVERIFIED |
| ARAmg Resources CORP | Youngstown | OH | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| ALAmish Legacies, INC. (0285042001) | Apple Creek | OH | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| AIAmtex INC | Lebanon | OH | Transportation Equipment Manufacturing336399 | — | ◇ UNVERIFIED |
| ABAmweld Building Prods L L C | Niles | OH | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| AAAnderson and Vreeland Midwest INC | Bryan | OH | Machinery Manufacturing333293 | — | ◇ UNVERIFIED |
| ACAnderson Concrete Corp-plant #5 | Westerville | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ACAnderson Concrete Plant #9 | Johnstown | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| AMAnderson Machine and Metal Works LTD | Blue Creek | OH | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| AJAndrew Jergens CO | Cincinnati | OH | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| APAnsell Protective Products, INC | Coshocton | OH | Apparel Manufacturing315990 | — | ◇ UNVERIFIED |
| ASAo Smith Electrical Products CO | Tipp | OH | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| AIAot INC (0812100480) | Springfield | OH | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| AGAp Green Refractories | Oak Hill | OH | Nonmetallic Mineral Product Manufacturing327124 | — | ◇ UNVERIFIED |
| ATAppalachian Trailers Ohio, INC | Salem | OH | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| AEAptim Environmental & Infrastructure, INC. | Findlay | OH | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| APAptiv PLC | Warren | OH | Transportation Equipment Manufacturing336320 | — | ◇ UNVERIFIED |
| AIAreway INC | Cleveland | OH | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| ACAriel CORP Granville Road Facility (0142010089) | Mount Vernon | OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| ACAriel Corporation - Ep1 (0142010408) | Mount Vernon | OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| AOAriel's Oak INC. (0679000295) | Sherrodsville | OH | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
