| Isla Bella Beach Resort FL | - | 0 | - | - |
| Islamic Academy of Delaware INC. DE | Educational Services | 1 | $76,960 | - |
| Islamic Society of Tampa Bay Area, Inc. FL | Educational Services | 2 | $43,610 | - |
| Island CERTS Corporation GU | Professional & Technical Services | 2 | $75,130 | - |
| Island Conservation CA | Other Services | 1 | $119,995 | - |
| Island Consolidated, LLC NY | Construction | 3 | $92,159 | - |
| Island Creek Associates LLC at NAS China Lake CA | - | 0 | - | - |
| Island Creek Associates LLC at NAS Lemoore CA | - | 0 | - | - |
| Island Creek Associates LLC at NAS North Island CA | - | 0 | - | - |
| Island Distributing, LLC HI | Wholesale Trade | 0 | - | F |
| Island Equipment dba American Machinery HI | - | 0 | - | - |
| Island Facades, LLC NY | - | 1 | $131,643 | - |
| Island Finance LLC PR | Finance & Insurance | 0 | - | F |
| Island Hospital WA | Healthcare & Social Assistance | 0 | - | F |
| Island Pacific Systems, Inc CA | Professional & Technical Services | 1 | $102,565 | - |
| Island Peer Review Organization, Inc. NY | Professional & Technical Services | 9 | $89,925 | - |
| Island Technology, Inc. TX | Professional & Technical Services | 1 | $135,242 | - |
| Island Transit WA | Transportation & Warehousing | 0 | - | D |
| Island Transportation CORP NY | Transportation & Warehousing | 0 | - | D |
| Island View Casino Resort MS | Accommodation & Food Services | 0 | - | C |
| Island Wide Logistics LLC NY | Transportation & Warehousing | 0 | - | F |
| Islander Bayside Resort FL | - | 0 | - | - |
| Islands Restaurants AZ | - | 0 | - | - |
| Islands Restaurants CA | - | 0 | - | - |
| Islands Restaurants Ala Moana #057 HI | - | 0 | - | - |
| Isle Casino Hotel Bettendorf IA | Accommodation & Food Services | 0 | - | F |
| Isle of Capri MS | - | 0 | - | - |
| Isle of Capri & Lady Luck Casinos CO | - | 0 | - | - |
| Isle of Capri Casino LA | - | 0 | - | - |
| Isle of Capri Casino MS | - | 0 | - | - |
| Isle of Capri Casino Boonville d/b/a IOC-Boonville, Inc. MO | - | 0 | - | - |
| Isle of Capri Casino Kansas City MO | - | 0 | - | - |
| Isle of Capri Casinos MS | - | 0 | - | - |
| Isle of Wight County VA | Public Administration | 0 | - | C |
| Ismael Leyva Architects, P.C. NY | Professional & Technical Services | 2 | $62,000 | - |
| Ismail B. Sendi, M.D., P.C. MI | Healthcare & Social Assistance | 2 | - | - |
| ISN Software Corporation TX | Information & Media | 16 | $159,000 | - |
| Isna Wica Owayawa SD | Educational Services | 1 | $43,000 | - |
| ISO New England, Inc. MA | Utilities | 7 | $201,315 | F |
| ISO Services, Inc. IL | - | 1 | $165,000 | - |
| Isoclima Specialty Glass PA | Manufacturing | 0 | - | F |
| iSoft LLC CT | Professional & Technical Services | 3 | $87,000 | - |
| Isoftech INC VA | Professional & Technical Services | 15 | $124,300 | - |
| Isoftprime LLC FL | - | 2 | $81,120 | - |
| iSoftStone, Inc. TX | Professional & Technical Services | 5 | $116,480 | - |
| iSoftStone, Inc. WA | Information & Media | 2 | $60,000 | - |
| ISOLA USA Corp. CA | - | 0 | - | - |
| Isolutions Group Inc CA | - | 1 | $135,000 | - |
| Isolve Technology Inc VA | Professional & Technical Services | 49 | $128,000 | - |
| iSolvers, Inc. FL | Professional & Technical Services | 2 | $107,412 | - |
