| NPNewGuard Plastic Cards LLC | Rocky Mount | VA | 20–99 | ◐ LIKELY ACTIVE |
| NHNew Hudson CORP | New Hudson | MI | — | ◐ LIKELY ACTIVE |
| NINewlett, Inc., Dba Gemstone | Elkhart | IN | — | ◐ LIKELY ACTIVE |
| NTNewman Technology of Alabama, INC. | Albertville | AL | 100–499 | ◐ LIKELY ACTIVE |
| NINewmark International Incorporated | Estill | SC | — | ◐ LIKELY ACTIVE |
| NMNew Method Plating Co., INC. | Worcester | MA | — | ◐ LIKELY ACTIVE |
| NMNew Millennium Building Systems, LLC. - Butler | Butler | IN | 100–499 | ◐ LIKELY ACTIVE |
| NMNew Millennium Building Systems, LLC. - Memphis | Memphis | TN | 20–99 | ◐ LIKELY ACTIVE |
| NTNewton Tool & Mold CORP | Fredon Twp | NJ | — | ◐ LIKELY ACTIVE |
| NWNew Way Machine Components, INC | Aston | PA | — | ▲ REPORTED CLOSED |
| NNNexpera - New Orleans Central | Chalmette | LA | 1–19 | ◐ LIKELY ACTIVE |
| NCNiabraze Corp-use Nyr000013334 | Tonawanda | NY | — | ◐ LIKELY ACTIVE |
| NFNiemco Fabricators INC. | Louisville | KY | 1–19 | ◐ LIKELY ACTIVE |
| NCNighthawk Custom LLC | Berryville | AR | 100–499 | ◐ LIKELY ACTIVE |
| NPNippon Paint Automotive Americas, Inc. - Cleveland | Cleveland | OH | 100–499 | ◐ LIKELY ACTIVE |
| NNNissan North America, INC. - Decherd Dba Powertrain Manufacturing Plant | Decherd | TN | — | ◐ LIKELY ACTIVE |
| NANisshinbo Automotive Manufacturing INC | Covington | GA | 100–499 | ◐ LIKELY ACTIVE |
| NINitrex INC. | Franklin | IN | — | ◐ LIKELY ACTIVE |
| NINitto, INC. | Lakewood | NJ | — | ◐ LIKELY ACTIVE |
| NJN J Mccutchen INC | Stockton | CA | — | ◐ LIKELY ACTIVE |
| NPNlmk Pennsylvania Lcc | Farrell | PA | 500+ | ◐ LIKELY ACTIVE |
| NBNoa Brands America INC | Westminster | CO | 20–99 | ◐ LIKELY ACTIVE |
| NINoble Industries, INC. | Noblesville | IN | — | ◐ LIKELY ACTIVE |
| NCNola Candle CO INC | New Orleans | LA | — | ◐ LIKELY ACTIVE |
| NSNonStop Scaffolding | Shreveport | LA | 1–19 | ◐ LIKELY ACTIVE |
| NINor-cote INC | Warren | MI | — | ◐ LIKELY ACTIVE |
| NNNORDAM Nacelles and Thrust Reversers | Tulsa | OK | 100–499 | ◐ LIKELY ACTIVE |
| NTNORDAM Transparency | Tulsa | OK | 100–499 | ◐ LIKELY ACTIVE |
| NSNorris Screen and Manufacturing LLC | Tazewell | VA | — | ◐ LIKELY ACTIVE |
North Alabama Fabricating Company, INC. | Cullman | AL | — | ◐ LIKELY ACTIVE |
| NANorth American Mold LLC | Auburn Hills | MI | — | ◐ LIKELY ACTIVE |
| NANorth American Royalties INC. Wheland Automotive Industries | Chattanooga | TN | — | ◐ LIKELY ACTIVE |
| NANorth American Stamping Group - Tennessee South, LLC | Pulaski | TN | 20–99 | ◐ LIKELY ACTIVE |
| NANorth American Textile CO | Glendale | CA | 20–99 | ◐ LIKELY ACTIVE |
| NINortheast Iron Works, INC. | Washington | DC | — | ◐ LIKELY ACTIVE |
| NMNorthern Manufacturing | Oak Harbor | OH | 100–499 | ◐ LIKELY ACTIVE |
| NMNorthern Mechanical & Equipment, INC | Orland | CA | — | ◐ LIKELY ACTIVE |
| NMNorthern Metal Products INC | Saint Cloud | MN | 20–99 | ◐ LIKELY ACTIVE |
| NWNorthern Wire CORP | Merrill | WI | 20–99 | ◐ LIKELY ACTIVE |
| NPNorthland Process Piping INC | Isle | MN | 100–499 | ◐ LIKELY ACTIVE |
| NMNorth Metro Saw INC | Cambridge | MN | 20–99 | ◐ LIKELY ACTIVE |
| NPNorth Penn Polishing & Plating INC. | Sellersville | PA | — | ◐ LIKELY ACTIVE |
| NGNorthrop Grumman Corporation | Falls Church | VA | — | ◐ LIKELY ACTIVE |
| NGNorthrop Grumman Systems Corporation | Annapolis | MD | — | ◐ LIKELY ACTIVE |
| NGNorthrop Grumman Systems Corporation | Sykesville | MD | — | ◐ LIKELY ACTIVE |
| NGNorthrop Grumman Systems Corporation | Sunnyvale | CA | — | ▲ REPORTED CLOSED |
| NGNorthrop Grumman Systems Corporation - Layton | Layton | UT | 100–499 | ◐ LIKELY ACTIVE |
| NSNorthwest Steel Fab Inc | Deer Park | WA | 20–99 | ◐ LIKELY ACTIVE |
| NSNo Sag Products | Kendallville | IN | 20–99 | ◐ LIKELY ACTIVE |
| NFNoswett Fencing | Richland | NE | — | ◐ LIKELY ACTIVE |