| Air Canada - Los Angeles International Airport CA | — | 0 | — | — |
| AIR CANADA AIR CANADA CA | Transportation & Warehousing | 0 | — | A |
| AIR CANADA AIR CANADA DC | Transportation & Warehousing | 0 | — | D |
| AIR CANADA AIR CANADA FL | Transportation & Warehousing | 0 | — | B |
| AIR CANADA AIR CANADA HI | Transportation & Warehousing | 0 | — | A |
| AIR CANADA AIR CANADA IL | Transportation & Warehousing | 0 | — | A |
| AIR CANADA AIR CANADA MA | Transportation & Warehousing | 0 | — | A |
| AIR CANADA AIR CANADA NJ | Transportation & Warehousing | 0 | — | F |
| AIR CANADA AIR CANADA NV | Transportation & Warehousing | 0 | — | C |
| AIR CANADA AIR CANADA NY | Transportation & Warehousing | 0 | — | A |
| Air Canada Cargo CA | — | 0 | — | — |
| Air Canada Ft. Lauderdale-Hollywood International Airport FL | — | 0 | — | — |
| Air Canada – Tampa Call Centre FL | — | 0 | — | — |
| Air Capital Equipment, Inc. KS | Wholesale Trade | 0 | — | A |
| Air Capitol Delivery & Warehouse, LLC KS | Transportation & Warehousing | 0 | — | F |
| Air Capitol Logistics Corporation KS | Transportation & Warehousing | 0 | — | B |
| Air Cargo Transit, Inc. AZ | Transportation & Warehousing | 0 | — | B |
| Air Clear LLC MD | Manufacturing | 0 | — | A |
| Air Comfort Corporation IL | Construction | 0 | — | D |
| Air Comfort Heating & Cooling, Inc. NE | Construction | 0 | — | A |
| Air Comfort Inc CO | Construction | 0 | — | F |
| Air Comm Corporation CO | Manufacturing | 0 | — | A |
| AIR COMPANY HOLDINGS, INC. NY | Professional & Technical Services | 6 | $142,676 | — |
| Air Components Inc. MI | Wholesale Trade | 0 | — | A |
| Air Compressor Energy Systems, Inc. LA | Wholesale Trade | 0 | — | A |
| Air Compressor Equipment Co AR | Other Services | 0 | — | A |
| Air Conditioning Associates, Inc MN | Construction | 0 | — | F |
| Air Conditioning Equipment Sales, LLC VA | Construction | 0 | — | F |
| Air Conditioning Technology & Services, Inc. GA | Construction | 0 | — | A |
| Air Control Home Services AZ | Construction | 0 | — | F |
| Air Control Systems Inc. CA | Construction | 0 | — | F |
| Air Controls - Billings, Inc. MT | Construction | 0 | — | C |
| AIR CRAFT WHEELS, LLC OH | Manufacturing | 0 | — | F |
| AIR CRUISERS COMPANY LLC NJ | Manufacturing | 1 | $91,500 | F |
| Air Cruisers Company, INC MS | Manufacturing | 0 | — | B |
| Air Culinaire Worldwide AZ | Accommodation & Food Services | 0 | — | F |
| Air Culinaire Worldwide CA | Accommodation & Food Services | 0 | — | F |
| Air Culinaire Worldwide CO | Accommodation & Food Services | 0 | — | F |
| Air Culinaire Worldwide FL | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide IL | Accommodation & Food Services | 0 | — | F |
| Air Culinaire Worldwide MA | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide NJ | Accommodation & Food Services | 0 | — | F |
| Air Culinaire Worldwide NV | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide NY | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide OH | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide PA | Accommodation & Food Services | 0 | — | F |
| Air Culinaire Worldwide TX | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide VA | Accommodation & Food Services | 0 | — | A |
| Air Culinaire Worldwide WA | Accommodation & Food Services | 0 | — | A |
| Air Delights, Inc OR | Manufacturing | 0 | — | A |