| Alpha Metal Finishing MI | Manufacturing | 0 | — | A |
| Alpha Metalcraft Group NY | Manufacturing | 0 | — | F |
| Alpha Metalcraft Group - CCI CT | Manufacturing | 0 | — | C |
| Alpha Metalcraft Group - Electroformers CT | Manufacturing | 0 | — | A |
| Alpha Midwest Holding Company IA | Construction | 0 | — | B |
| Alpha Milling CO | Construction | 0 | — | A |
| Alpha Nano Tech LLC NC | Professional & Technical Services | 1 | $58,510 | — |
| Alpha Natural Resources KY | — | 0 | — | — |
| Alpha Natural Resources PA | — | 0 | — | — |
| Alpha Natural Resources VA | — | 0 | — | — |
| Alpha Natural Resources (Mill Branch Coal Corp) VA | — | 0 | — | — |
| Alpha Natural Resources (Paramont Coal Company Virginia, LLC) VA | — | 0 | — | — |
| Alpha Natural Resources - Sidney Coal Company LLC KY | — | 0 | — | — |
| Alpha Natural Resources Alex Energy WV | — | 0 | — | — |
| Alpha Natural Resources Brooks Run South, LLC and Maxxim Shared Services Horse Creek No. 1 Lower War Eagle WV | — | 0 | — | — |
| Alpha Natural Resources Brooks Runs South Mining, LCC Beckley Mine WV | — | 0 | — | — |
| Alpha Natural Resources Brooks Runs South Mining, LCC Horse Creek No. 1 WV | — | 0 | — | — |
| Alpha Natural Resources Brooks Runs South Mining, LCC Lower War Eagle WV | — | 0 | — | — |
| Alpha Natural Resources Brooks Runs South Mining, LCC Maxxim Shared Services WV | — | 0 | — | — |
| Alpha Natural Resources d/b/a Enterprise Mining Company, LLC KY | — | 0 | — | — |
| Alpha Natural Resources Elk Run Coal Company and Maxxim Shared Services Roundbottom Powellton Deep Mine Hunter Peerless Mine, Seng Creek Powellton, Chess Processing WV | — | 0 | — | — |
| Alpha Natural Resources Marfork Coal Company and Maxxim Shared Services Brushy Eagle Horse Creek Eagle Coon Cedar Grove Mine Slip Ridge Cedar Grove Mine Allen Powellton Marfork Processing WV | — | 0 | — | — |
| Alpha Natural Resources Maxxim Shared Services WV | — | 0 | — | — |
| Alpha Natural Resources North Fork Coal Corporation KY | — | 0 | — | — |
| Alpha Net Consulting LLC CA | Professional & Technical Services | 15 | $133,691 | — |
| Alpha Nursery, Inc. OR | Wholesale Trade | 0 | — | A |
| Alpha Omega Construction Group of Raleigh, Inc. NC | Construction | 0 | — | A |
| Alpha Omega Construction Group, Inc. NC | Construction | 0 | — | C |
| Alpha Omega Construction Group, Inc. SC | Construction | 0 | — | A |
| ALPHA OMEGA CONSULTING INC. IL | Healthcare & Social Assistance | 0 | — | F |
| Alpha Omega Integration, LLC VA | Professional & Technical Services | 0 | — | A |
| Alpha Omega Recycling TX | Administrative & Waste Services | 0 | — | A |
| Alpha One Logistics LLC FL | Transportation & Warehousing | 0 | — | F |
| Alpha Packaging AR | Manufacturing | 0 | — | C |
| Alpha Painting & Decorating Company Inc. TX | Construction | 0 | — | A |
| Alpha Paving Industries LLC TX | Construction | 0 | — | D |
| Alpha Power Supply Inc CA | Construction | 0 | — | A |
| Alpha Productions Technologies, Inc. NV | Manufacturing | 0 | — | A |
| Alpha Products IL | Manufacturing | 0 | — | A |
| Alpha ProTech AZ | Manufacturing | 0 | — | F |
| Alpha Protech UT | Manufacturing | 0 | — | F |
| Alpha ProTech Engineered Products GA | Manufacturing | 0 | — | A |
| Alpha Public Schools Inc. CA | Educational Services | 2 | $80,805 | — |
| Alpha Q Inc. CT | Manufacturing | 0 | — | C |
| Alpha Ready Mix TX | Manufacturing | 0 | — | A |
| Alpha Real Estate Advisors LLC CA | Real Estate | 1 | $60,000 | — |
| Alpha Rehab Center, SC IL | Healthcare & Social Assistance | 1 | $90,000 | — |
| Alpha Retail Group LLC dba CJs Ace Hardware MI | Retail Trade | 0 | — | F |
| Alpha School Bus, Inc. IL | Transportation & Warehousing | 0 | — | A |
| Alpha Services Company of Rochester MN | Healthcare & Social Assistance | 0 | — | A |
