| Allan Edwards inc. OK | Construction | 0 | — | D |
| Allan Gerke & Sons WI | Transportation & Warehousing | 0 | — | A |
| Allan Mechanical MN | Construction | 0 | — | F |
| Allay Pharmaceuticals, LLC FL | Manufacturing | 0 | — | F |
| Allay Senior Care of Meyers Lake OH | Healthcare & Social Assistance | 0 | — | F |
| Allbirds CA | Manufacturing | 1 | $188,885 | — |
| Allblack Co., Inc. CA | Manufacturing | 0 | — | F |
| Allbrite Constructors of Texas, Inc. TX | Construction | 0 | — | A |
| ALLCARE & ALLIED HEALTH SERVICES LLC PA | Healthcare & Social Assistance | 0 | — | A |
| AllCare Clinical Associates, P.A. NC | — | 0 | — | — |
| AllCare Management Services, LLC OR | Healthcare & Social Assistance | 0 | — | B |
| AllChem Industries FL | Wholesale Trade | 0 | — | A |
| ALLCHEM INDUSTRIES HOLDING CORPORATION FL | Wholesale Trade | 0 | — | A |
| ALLCHEM INDUSTRIES HOLDING CORPORATION TX | Wholesale Trade | 0 | — | A |
| AllChem Performance Products TX | Wholesale Trade | 0 | — | A |
| AllClear Management Inc CA | Manufacturing | 0 | — | C |
| AllCom Global Services Inc. MO | Information & Media | 0 | — | D |
| ALLCON LLC WI | Construction | 0 | — | D |
| Allcounty Plumbing & Heating Corp. NY | Construction | 0 | — | F |
| ALLDATA, LLC CA | Retail Trade | 3 | $137,146 | — |
| Alldayla LLC CA | Professional & Technical Services | 1 | $64,854 | — |
| ALLE PROCESSING CORP NY | Manufacturing | 0 | — | B |
| Allega Recycled Materials & Supply OH | Manufacturing | 0 | — | A |
| Allegan County MI | Public Administration | 0 | — | F |
| ALLEGAN TUBULAR PRODUCTS MI | Manufacturing | 0 | — | F |
| Allegany County Commissioners MD | Public Administration | 0 | — | B |
| Allegany Health Nursing & Rehab MD | Healthcare & Social Assistance | 0 | — | F |
| Allegany Health Nursing and Rehab Center MD | Healthcare & Social Assistance | 0 | — | F |
| Alleghany Investments LLC WV | Other Services | 0 | — | A |
| Alleghany Lodging Associates, LLC NY | Accommodation & Food Services | 0 | — | A |
| Alleghany Warehouse Company, Inc. VA | Transportation & Warehousing | 0 | — | B |
| Allegheny Bradford Corporation PA | Manufacturing | 0 | — | D |
| Allegheny Bradford Corporationi PA | Manufacturing | 0 | — | A |
| Allegheny Children's Initiative PA | Healthcare & Social Assistance | 0 | — | F |
| ALLEGHENY CLINIC PA | Healthcare & Social Assistance | 9 | $111,544,756 | — |
| Allegheny Coatings IN | Manufacturing | 0 | — | F |
| Allegheny Construction Co. VA | Construction | 0 | — | A |
| Allegheny construction group PA | Construction | 0 | — | F |
| Allegheny Contract Flooring Inc. MA | Construction | 0 | — | F |
| Allegheny Contracting LLC PA | Construction | 0 | — | D |
| Allegheny County PA | Public Administration | 1 | $96,886 | — |
| Allegheny County Airport Authority PA | Transportation & Warehousing | 1 | $170,000 | — |
| Allegheny Direct Logistics LLC PA | Transportation & Warehousing | 0 | — | A |
| Allegheny East Conference Corporation of Seventh-day Adventists PA | Other Services | 1 | $85,883 | — |
| Allegheny Excavating, Inc. PA | Construction | 0 | — | A |
| Allegheny General Hospital PA | — | 0 | — | — |
| ALLEGHENY HEALTH NETWORK NY | Healthcare & Social Assistance | 0 | — | C |
| ALLEGHENY HEALTH NETWORK PA | Healthcare & Social Assistance | 0 | — | D |
| Allegheny Health Network Home Medical Equipment, LLC PA | Real Estate | 0 | — | F |
| ALLEGHENY LUTHERAN SOCIAL MINISTRIES INC PA | Administrative & Waste Services | 0 | — | F |