| Atlantic Insulation, Inc. FL | Construction | 0 | — | A |
| Atlantic Intermodal Services LLC SC | Transportation & Warehousing | 0 | — | A |
| Atlantic Keys Logistics, LLC MI | Transportation & Warehousing | 0 | — | A |
| Atlantic Laboratories INC ME | Manufacturing | 0 | — | A |
| Atlantic Maintenance Group MD | Professional & Technical Services | 0 | — | F |
| Atlantic Memorial Healthcare Center CA | Healthcare & Social Assistance | 0 | — | A |
| Atlantic Metal Products, Inc. VA | Manufacturing | 0 | — | F |
| Atlantic Metrocast, Inc. VA | Manufacturing | 0 | — | F |
| Atlantic Mobile Health -Atlantic Health System NJ | Healthcare & Social Assistance | 0 | — | F |
| Atlantic Municipal Utilities IA | Utilities | 0 | — | F |
| Atlantic Natural Foods NC | Manufacturing | 0 | — | F |
| Atlantic Nursery & Garden Shop Inc. NY | Retail Trade | 0 | — | A |
| Atlantic Pacific Standard AZ | Construction | 0 | — | A |
| Atlantic Paratrans of NYC, Inc. NY | — | 0 | — | — |
| Atlantic Pictures LLC NY | Information & Media | 1 | $95,000 | — |
| Atlantic Pier Amusements NJ | Arts & Entertainment | 0 | — | F |
| ATLANTIC PLUMBING & SOLAR ENGINEERING, INC. FL | Construction | 0 | — | F |
| Atlantic Plywood ME | Construction | 0 | — | A |
| Atlantic Plywood Corp CT | Retail Trade | 0 | — | A |
| Atlantic Plywood Corp GA | Wholesale Trade | 0 | — | A |
| Atlantic Plywood Corp NC | Wholesale Trade | 0 | — | A |
| Atlantic Plywood Corp VT | Wholesale Trade | 0 | — | A |
| Atlantic Plywood Corporaion CT | Wholesale Trade | 0 | — | C |
| Atlantic Plywood Corporation MA | Wholesale Trade | 0 | — | D |
| Atlantic Plywood Corporation NJ | Wholesale Trade | 0 | — | D |
| Atlantic Plywood Corporation NY | Wholesale Trade | 0 | — | A |
| Atlantic Plywood Corporation RI | Wholesale Trade | 0 | — | F |
| Atlantic Power and Light Company MA | Construction | 0 | — | A |
| Atlantic Power Corporation GA | Utilities | 0 | — | F |
| Atlantic Power Corporation IL | Utilities | 0 | — | A |
| Atlantic Power Corporation MI | Utilities | 0 | — | F |
| Atlantic Power Corporation SC | Utilities | 0 | — | F |
| Atlantic Pratt MA | Construction | 0 | — | A |
| Atlantic Precision Resource, Inc. VA | Wholesale Trade | 0 | — | A |
| ATLANTIC PRECISION, INC. FL | Manufacturing | 0 | — | A |
| Atlantic Private Care Service NJ | Healthcare & Social Assistance | 0 | — | C |
| Atlantic Recording Corporation, Inc. CA | — | 0 | — | — |
| Atlantic Records, Inc. CA | — | 0 | — | — |
| Atlantic Refinishing & Restoration, Inc MD | Construction | 1 | $135,000 | A |
| Atlantic Restoration and Contracting Inc MA | Construction | 0 | — | A |
| Atlantic Roofing II of Vero Beach, Inc. FL | Construction | 0 | — | A |
| Atlantic Sapphire FL | Agriculture & Forestry | 0 | — | F |
| Atlantic Sapphire USA LLC FL | Agriculture & Forestry | 3 | $1,426,667 | — |
| Atlantic Southern Paving & Sealcoating FL | Construction | 0 | — | D |
| Atlantic Southern Paving and Sealcoating LLC FL | Construction | 0 | — | F |
| Atlantic Specialty Inc. NY | Construction | 1 | $75,000 | — |
| Atlantic SS, LLC FL | Real Estate | 0 | — | C |
| Atlantic Telephone Membership Corporation NC | Information & Media | 0 | — | F |
| atlantic tool & Die OH | Manufacturing | 0 | — | C |
| Atlantic Toyota Group Inc. MA | Retail Trade | 0 | — | C |