| American Legacy Construction Group, Inc. MO | Construction | 0 | — | A |
| American Legacy Properties MS | Healthcare & Social Assistance | 0 | — | F |
| American Legion Ambulance Association NJ | Healthcare & Social Assistance | 0 | — | F |
| American Library Association IL | Other Services | 0 | — | A |
| American Licorice Company CA | Manufacturing | 0 | — | B |
| American Licorice Company IN | Manufacturing | 0 | — | C |
| American Light Metals LLC DBA Empire Die Casting Company OH | Manufacturing | 0 | — | F |
| American Light Metals, LLC DBA Empire Die Casting Co OH | Manufacturing | 0 | — | F |
| American Lighting and Signalization FL | Construction | 0 | — | D |
| American Limousine PA | — | 0 | — | — |
| American Litho, Inc. IL | Manufacturing | 0 | — | B |
| American Livery Services, inc. OH | Transportation & Warehousing | 0 | — | A |
| American Logistics Services MN | Transportation & Warehousing | 0 | — | A |
| AMERICAN LUMBER CO. INC. NY | Wholesale Trade | 0 | — | D |
| American Lumber Company CA | Wholesale Trade | 0 | — | F |
| American Lutheran Foundation WI | Healthcare & Social Assistance | 0 | — | F |
| American Lutheran Homes Inc WI | Healthcare & Social Assistance | 0 | — | D |
| American Machine & Mfg, Inc AL | Manufacturing | 0 | — | F |
| American Machinery HI | — | 0 | — | — |
| AMERICAN MACHINERY GROUP PR | Construction | 0 | — | A |
| American Made General Store AR | Retail Trade | 0 | — | A |
| American Made Products Inc FL | Manufacturing | 0 | — | F |
| American Managed Care MS | — | 0 | — | — |
| American Management Association International (NYC) NY | — | 0 | — | — |
| American Management Association International (Saranac Lake) NY | — | 0 | — | — |
| American Management Services (Pinnacle) VA | — | 0 | — | — |
| American Management Services LLC CA | — | 0 | — | — |
| American Maplan Corporation KS | Manufacturing | 0 | — | D |
| American Marble Mosaic Company, Inc TX | Construction | 0 | — | A |
| american marine express OH | Transportation & Warehousing | 0 | — | A |
| American Maritime Services of NJ, Inc. NJ | Manufacturing | 0 | — | F |
| American Marketing & Publishing, LLC IL | Information & Media | 0 | — | A |
| American Masonry, Inc. MN | Construction | 0 | — | F |
| American Master Products, INC. MI | Information & Media | 0 | — | F |
| American Material Handling AR | Wholesale Trade | 0 | — | A |
| American Materials Distribution Corp. TX | Wholesale Trade | 1 | $181,688 | — |
| American Meals Inc - Denny's Restaurant CA | — | 0 | — | — |
| AMERICAN MECHANICAL CONTRACTORS TN | Construction | 0 | — | F |
| American Mechanical Inc NC | Construction | 0 | — | F |
| American Mechanical Services CA | Construction | 0 | — | F |
| American Mechanical Services CO | Construction | 0 | — | F |
| American Mechanical Services IN | Construction | 0 | — | F |
| American Mechanical Services MD | Construction | 0 | — | F |
| American Mechanical Services TX | Construction | 0 | — | A |
| American Mechanical, Inc. CA | Construction | 0 | — | A |
| American Medical Depot FL | — | 0 | — | — |
| American Medical Depot NY | — | 0 | — | — |
| American Medical Depot PA | — | 0 | — | — |
| American Medical Inc. NY | Administrative & Waste Services | 1 | $56,992 | — |
| American Medical Response CA | — | 0 | — | — |
