| Atoka Technologies Inc TX | Professional & Technical Services | 3 | $106,333 | — |
| Atom Banana Inc. IL | Wholesale Trade | 0 | — | F |
| Atom Computing, Inc. CA | Professional & Technical Services | 1 | $194,000 | — |
| ATOM Logistics LLc GA | Transportation & Warehousing | 0 | — | A |
| Atom Power, Inc. NC | Manufacturing | 2 | $111,000 | — |
| Atomic Billing NY | Information & Media | 1 | $170,000 | — |
| ATOMIC DATA LLC. MN | Professional & Technical Services | 1 | $81,016 | — |
| Atomic Distributing Company WV | Wholesale Trade | 0 | — | D |
| Atomic Home Health WA | Healthcare & Social Assistance | 0 | — | A |
| ATOMIC MACHINE & EDM, INC. FL | Manufacturing | 0 | — | D |
| Atomic Machines, Inc. CA | Professional & Technical Services | 4 | $178,990 | — |
| Atomic Semi Inc. CA | Manufacturing | 1 | $140,000 | — |
| Atomic Transport LLC AL | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC FL | Administrative & Waste Services | 0 | — | B |
| Atomic Transport LLC GA | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC KY | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC MO | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC NC | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC OH | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC SC | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC TN | Administrative & Waste Services | 0 | — | F |
| Atomic Transport LLC TX | Administrative & Waste Services | 0 | — | A |
| AtomicVest Inc. NY | Finance & Insurance | 1 | $210,000 | — |
| Atommap Corporation NY | Professional & Technical Services | 1 | $160,000 | — |
| Atomo Coffee, Inc. WA | Manufacturing | 1 | $130,000 | — |
| Aton GmbH AZ | Manufacturing | 0 | — | D |
| Atonne Group, Inc. MI | Manufacturing | 0 | — | F |
| atopile Inc. CA | Professional & Technical Services | 2 | $180,000 | — |
| Atos IT Solutions & Services, Inc. MO | — | 0 | — | — |
| Atos IT Solutions & Svcs Inc ND | — | 0 | — | — |
| ATOS IT SOLUTIONS AND SERVICES, INC TX | Professional & Technical Services | 1 | $102,377 | — |
| Atos It Solutions And Services, Inc. CA | — | 0 | — | — |
| Atos IT Solutions and Services, Inc. FL | — | 0 | — | — |
| Atos IT Solutions and Services, Inc. NC | — | 0 | — | — |
| Atos IT Solutions and Services, Inc. OH | — | 0 | — | — |
| ATOS IT Solutions and Services, Inc. PA | — | 0 | — | — |
| Atos North America PA | Manufacturing | 0 | — | A |
| Atos Origin - Austin TX | — | 0 | — | — |
| ATOS SYNTEL INC MI | Professional & Technical Services | 165 | $102,385 | — |
| Atosa Catering Equipment CA | Wholesale Trade | 0 | — | F |
| Atosa Catering Equipment CO | Wholesale Trade | 0 | — | A |
| Atosa Catering Equipment FL | Wholesale Trade | 0 | — | A |
| Atosa Catering Equipment GA | Wholesale Trade | 0 | — | A |
| Atosa Catering Equipment IL | Wholesale Trade | 0 | — | A |
| Atosa Catering Equipment NJ | Wholesale Trade | 0 | — | F |
| Atosa Catering Equipment OH | Wholesale Trade | 0 | — | A |
| Atosa Catering Equipment TX | Wholesale Trade | 0 | — | A |
| Atosa Catering Equipment WA | Wholesale Trade | 0 | — | A |
| Atosa USA Inc. CA | Wholesale Trade | 1 | $130,000 | A |
| ATOZ Tech, LLC AL | Administrative & Waste Services | 0 | — | B |