| Horizon Group Holdings LLC NC | Construction | 0 | - | F |
| Horizon Group USA, Inc. NJ | - | 0 | - | - |
| Horizon Health and Wellness, Inc. AZ | Healthcare & Social Assistance | 0 | - | F |
| Horizon Health Hospital-Med foundation of Paris INC IL | Healthcare & Social Assistance | 0 | - | D |
| Horizon Hobby LLC CA | Wholesale Trade | 0 | - | F |
| Horizon House WA | Healthcare & Social Assistance | 0 | - | F |
| Horizon Information Technology Solutions, Inc. GA | Professional & Technical Services | 1 | $146,245 | - |
| Horizon International Trd. Inc. MA | Information & Media | 12 | $106,971 | - |
| Horizon IT Inc NC | Professional & Technical Services | 3 | $96,346 | - |
| Horizon Leadership Academy TX | Educational Services | 2 | $71,180 | - |
| Horizon Lines Inc. TX | - | 0 | - | - |
| Horizon Media, LLC. NY | Professional & Technical Services | 12 | $135,000 | - |
| Horizon Nut Company CA | Manufacturing | 0 | - | C |
| Horizon Personnel Services CA | - | 0 | - | - |
| Horizon Personnel Services@Gsc Logistics CA | - | 0 | - | - |
| Horizon Robotics Inc. CA | Professional & Technical Services | 2 | $206,628 | - |
| Horizon Roofing, Inc. MN | Construction | 0 | - | F |
| Horizon Science Academy Cleveland Middle School OH | Educational Services | 1 | $52,190 | - |
| Horizon Science Academy Dayton High School, INC. OH | Educational Services | 2 | $52,325 | - |
| Horizon Science Academy Denison Middle School, INC. OH | Educational Services | 1 | $57,050 | - |
| Horizon Science Academy Elementary School, INC. OH | Educational Services | 1 | $54,050 | - |
| Horizon Science Academy Of Lorain, INC. OH | Educational Services | 1 | $53,550 | - |
| Horizon Science Academy, INC. OH | Educational Services | 1 | $55,520 | - |
| Horizon Science Academy-Cincinnati OH | Educational Services | 1 | $57,873 | - |
| Horizon Science Academy-Springfield, INC OH | Educational Services | 1 | $54,460 | - |
| Horizon Services (PA) LLC PA | Construction | 0 | - | F |
| Horizon Services Corporation CT | Administrative & Waste Services | 0 | - | F |
| Horizon Services Group Holdings LLC FL | Construction | 0 | - | F |
| Horizon Services Group Holdings LLC PA | Construction | 0 | - | F |
| Horizon Services Group Holdings LLC VA | Construction | 0 | - | F |
| Horizon Services LLC DE | Construction | 0 | - | F |
| Horizon Services LLC GA | Construction | 0 | - | F |
| Horizon Services LLC MD | Construction | 0 | - | F |
| Horizon Services LLC NJ | Construction | 0 | - | F |
| Horizon Sevices LLC NJ | Construction | 0 | - | F |
| Horizon Soft Solutions, Inc TX | Professional & Technical Services | 3 | - | - |
| Horizon Softech INC MI | Professional & Technical Services | 8 | $102,687 | - |
| Horizon Surgical Systems, INC. CA | Professional & Technical Services | 2 | $150,000 | - |
| Horizon Systems, INC. VA | Professional & Technical Services | 3 | $149,665 | - |
| Horizon Terra, Incorporated dba idX Louisville IN | - | 0 | - | - |
| Horizon Therapeutics USA, Inc. IL | Manufacturing | 10 | $159,249 | - |
| Horizon Therapeutics USA, Inc. MD | - | 0 | - | - |
| Horizon Tire Inc CA | Wholesale Trade | 1 | $80,000 | - |
| Horizon Veterinary Group CA | Professional & Technical Services | 0 | - | F |
| Horizonplus Technologies, INC. NJ | Professional & Technical Services | 1 | $97,032 | - |
| Horizons Programs, Inc CT | Healthcare & Social Assistance | 0 | - | F |
| Horizontal Boring & Tunneling Co. NE | Construction | 0 | - | A |
| Horizontal Integration, Inc. MN | Administrative & Waste Services | 7 | $147,488 | A |
| Horizontal Machining & Mfg. Inc. SD | Manufacturing | 0 | - | F |
| Horizontal Wireline Services PA | Mining & Extraction | 1 | $120,000 | - |
