| NSNasco Sign CO | Stockton | CA | — | ◇ UNVERIFIED |
| NCNas Cp CORP | College Point | NY | — | ◇ UNVERIFIED |
| NFNash Fabricators INC | Vista | CA | — | ◇ UNVERIFIED |
| NCNashua Computer Products Corporation | Santa Clara | CA | — | ◇ UNVERIFIED |
| NANashville Auto Service and Motor Sports | Nashville | TN | — | ◇ UNVERIFIED |
| NWNashville Welding - Machine Works, INC. | Wilson | NC | — | ◇ UNVERIFIED |
| NTNasmyth Tmf, INC | Burbank | CA | — | ◇ UNVERIFIED |
| NQNassco Quality Tools | Saint George | UT | — | ◇ UNVERIFIED |
| NPNatalie Pitts & Jeffrey Pitts | Chandler | AZ | — | ◇ UNVERIFIED |
| NENathan E. Jones | Scarborough | ME | — | ◇ UNVERIFIED |
| NBNational Breaker Services (OHIO), L.L.C. | Waterbury | CT | — | ◇ UNVERIFIED |
| NBNational Butane Gas Company, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| NCNational Chimney Kentucky LLC Dba Magnaflex | Mount Sterling | KY | — | ◇ UNVERIFIED |
| NCNational Coating Technologies | Northbrook | IL | — | ◇ UNVERIFIED |
| NENational Electroless Nickel | Garland | TX | — | ◇ UNVERIFIED |
| NGNational Grinding & Manufacturing LLC | Sun City | AZ | — | ◇ UNVERIFIED |
| NINational Industrial Concepts, INC. | Gallatin | TN | — | ◇ UNVERIFIED |
 National Machinery - Fabrication INC | Rock Hill | SC | — | ◇ UNVERIFIED |
| NMNational Metal Fabrication INC | Ontario | CA | — | ◇ UNVERIFIED |
| NMNational Molding LLC | Ambridge | PA | — | ◇ UNVERIFIED |
| NONational Oilwell Varco | San Angelo | TX | — | ◇ UNVERIFIED |
| NONational Oilwell Varco INC | Amelia | LA | — | ◇ UNVERIFIED |
| NONational Oilwell Varco LP / Nov Oklahoma City Rig Offshore | Oklahoma City | OK | — | ◇ UNVERIFIED |
| NPNational Plating Solutions LLC | Melrose Park | IL | — | ◇ UNVERIFIED |
| NPNational Polymers LLC | Lakeville | MN | — | ◇ UNVERIFIED |
| NPNational Precision Machining Service, INC. | Franklin | TN | — | ◇ UNVERIFIED |
| NPNational Products INC 1025 S Elmgrove St | Seattle | WA | — | ◇ UNVERIFIED |
| NPNational Products S Elmgrove | Seattle | WA | — | ◇ UNVERIFIED |
| NRNational Railway | Silvis | IL | — | ◇ UNVERIFIED |
| NRNational Railway Equipment CO | Paducah | KY | — | ◇ UNVERIFIED |
| NRNational Reefer Services LLC | Long Beach | CA | — | ◇ UNVERIFIED |
| NSNational Shot Peening, INC. | Weatherford | TX | — | ◇ UNVERIFIED |
| NSNational Sintered Alloys Incorporated | Clinton | CT | — | ◇ UNVERIFIED |
| NSNational Sintered Alloys Incorporated | Clinton | CT | — | ◇ UNVERIFIED |
| NWNational Welding Corporation | Midvale | UT | — | ◇ UNVERIFIED |
| NWNational Wire & Metal Technologies, INC. | Jamestown | NY | — | ◇ UNVERIFIED |
| NANationwide Architectural Metals, INC. | Hickory | NC | — | ◇ UNVERIFIED |
| NNNative Nations Procurement Systems INC. | Dallas | TX | — | ◇ UNVERIFIED |
| NCNatl Coating | Pueblo | CO | — | ◇ UNVERIFIED |
| NSNatl Sandblasting CO INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| NPNatural Pack INC | Reading | PA | — | ◇ UNVERIFIED |
| NFNature's Footprint INC | Bellingham | WA | — | ◇ UNVERIFIED |
| NENatus Electric Supply LLC Dba Pacific Electric | Temecula | CA | — | ◇ UNVERIFIED |
| NENatus Electric Supply LLC Dba Pacific Electric | Corona | CA | — | ◇ UNVERIFIED |
| NNatvar | Clayton | NC | — | ◇ UNVERIFIED |
| NANatvar, a Tekni Plex Company INC | City of Industry | CA | — | ◇ UNVERIFIED |
| NUNA Ultrahigh, LLC. | Crookston | MN | — | ◇ UNVERIFIED |
| NMNauman Machine and Design | Zimmerman | MN | — | ◇ UNVERIFIED |
| NPNaval Postgraduate School | Monterey | CA | — | ◇ UNVERIFIED |
| NSNavasota Site | Navasota | TX | — | ◇ UNVERIFIED |
