| Nitrex Inc NV | Manufacturing | 0 | — | A |
| Nitrex Inc.(Chicago Operations) IL | Manufacturing | 0 | — | F |
| Nitrex, INC MI | Manufacturing | 0 | — | F |
| Nitricity CA | Manufacturing | 0 | — | A |
| Nitrility Inc. CA | Information & Media | 1 | $180,000 | — |
| Nitro Construction Services WV | Construction | 0 | — | A |
| Nitro Fleet Services TX | Other Services | 0 | — | A |
| Nitro Quimica Corporation GA | Manufacturing | 0 | — | A |
| Nitro Roofing and Construction OH | Construction | 0 | — | A |
| Nitro Software, Inc. CA | Information & Media | 1 | $170,000 | — |
| Nitrocrete LLC CO | Transportation & Warehousing | 0 | — | A |
| Nitrogen Services, LLC TX | Construction | 0 | — | A |
| NITS SOLUTIONS, INC MI | Professional & Technical Services | 1 | $114,400 | — |
| Nitsches Sausage Company MI | Manufacturing | 0 | — | A |
| Nitt Contracting and Trucking Services MN | Transportation & Warehousing | 0 | — | F |
| Nitta Corporation of America GA | Manufacturing | 0 | — | A |
| Nitta Gelatin Inc NC | — | 0 | — | — |
| Nittany Building Specialties PA | Construction | 0 | — | F |
| Nittany Energy Co PA | Retail Trade | 0 | — | A |
| Nittany Oil Company PA | Retail Trade | 0 | — | A |
| Nittany Paper Mills LLC PA | Manufacturing | 0 | — | D |
| Nitterhouse Concrete Products PA | Manufacturing | 0 | — | F |
| Nitterhouse Masonry Products PA | Manufacturing | 0 | — | F |
| Nitterhouse Masonry Products- GS PA | Manufacturing | 0 | — | F |
| Nitto Avecia Pharma Services, Inc. CA | Professional & Technical Services | 1 | $129,169 | F |
| Nitto BioPharma Inc. CA | Professional & Technical Services | 1 | $63,794 | — |
| Nitto Denko Avecia Inc. OH | Manufacturing | 0 | — | A |
| Nitto Denko Avecia, Inc. MA | Manufacturing | 2 | $109,280 | F |
| Nitto Denko Corporation AL | Manufacturing | 0 | — | D |
| Nitto Denko Technical Corp. CA | Professional & Technical Services | 0 | — | A |
| Nitto Inc. AL | — | 0 | — | — |
| Nitto, Inc OH | Manufacturing | 0 | — | F |
| Nitto, Inc VA | — | 0 | — | — |
| Nitto, Inc. CA | — | 0 | — | — |
| Nitto, Inc. NJ | Manufacturing | 1 | $77,000 | D |
| Nittobo America Inc. CA | Manufacturing | 0 | — | F |
| Nittobo America Inc. IA | Manufacturing | 0 | — | F |
| Nittobo America Inc. ME | Manufacturing | 0 | — | F |
| NITYA SOFTWARE SOLUTIONS INC UT | Professional & Technical Services | 8 | $95,449 | — |
| NITYOSOFT INCORPORATED NC | Professional & Technical Services | 4 | $100,386 | — |
| Nium, Inc. CA | Finance & Insurance | 1 | $215,000 | — |
| NIVAGEN PHARMACEUTICALS, INC. CA | Manufacturing | 12 | $105,419 | — |
| NIVASOFT, INC. NJ | Professional & Technical Services | 2 | $113,199 | — |
| Nivid Infotech, Inc. VA | Professional & Technical Services | 23 | $98,841 | — |
| Nivram Management IL | Healthcare & Social Assistance | 0 | — | F |
| Niwot Corporation CO | Manufacturing | 0 | — | B |
| Nix Forest Industries TX | Manufacturing | 0 | — | F |
| Nix Home Care Facility TX | — | 0 | — | — |
| Nix Hospital-Nix Behavioral Health Center TX | — | 0 | — | — |
| Nix Specialty Health-Behavioral Facility TX | — | 0 | — | — |
