| NINicks Iron Works, INC | Brooklyn | NY | — | ◇ UNVERIFIED |
| NMNick's Metal Fabricating & Sons, Inc. | Seneca | IL | — | ◇ UNVERIFIED |
| NBNifty Bar Grinding & Cutting Solutions, Inc. | Penfield | NY | — | ◇ UNVERIFIED |
| NINikkel Iron Works INC | Shafter | CA | — | ◇ UNVERIFIED |
| NBNiles Building Products INC. | Niles | OH | — | ◇ UNVERIFIED |
| NLNineThree010, LLC | Logan | UT | — | ◇ UNVERIFIED |
| NMNiron Magnetics INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| NMNiron Magnetics-sartell | Sartell | MN | — | ◇ UNVERIFIED |
| NSNite-lite Signs,inc. | Burbank | CA | — | ◇ UNVERIFIED |
| NINjjr INC. | Bellwood | IL | — | ◇ UNVERIFIED |
| NINmi Industrial Holdings INC | Sacramento | CA | — | ◇ UNVERIFIED |
| NENobby Enterprises LLC | Mint Hill | NC | — | ◇ UNVERIFIED |
| NNNobelclad New Stockpile | Dunbar | PA | — | ◇ UNVERIFIED |
| NSNoble Signs | Brooklyn | NY | — | ◇ UNVERIFIED |
| NWNoble Welding & Mfg INC | Centerville | MN | — | ◇ UNVERIFIED |
| NINoll Incorporated | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| NSNonStop Sign Shop, Inc. | Kansas City | MO | — | ◇ UNVERIFIED |
| NCNooter Corp-nooter CORP | Saint Louis | MO | — | ◇ UNVERIFIED |
| NCNorand Corporation Dba Fastsigns 69501 | San Diego | CA | — | ◇ UNVERIFIED |
| NBNor Bay Ironcraft | Petaluma | CA | — | ◇ UNVERIFIED |
| NINorcold INC * | Gettysburg | OH | — | ◇ UNVERIFIED |
| NANordson Asymtek | Vista | CA | — | ◇ UNVERIFIED |
| NFNorell Foundry & Machine INC | Franklin | NH | — | ◇ UNVERIFIED |
| NINorfolk Iron and Metal | New Century | KS | — | ◇ UNVERIFIED |
| NANorth American Construction Services, LLC | Birmingham | AL | — | ◇ UNVERIFIED |
| NANorth American Construction Services, LTD. | Birmingham | AL | — | ◇ UNVERIFIED |
| NANorth American Waste Management Usa, LLC | Saco | ME | — | ◇ UNVERIFIED |
| NMNorthbridge Mills LLC | Northbridge | MA | — | ◇ UNVERIFIED |
| NCNorth Coast Sign Ad Lighting Services INC | Canton | OH | — | ◇ UNVERIFIED |
| NCNorth County Iron Corp. | Groveton | NH | — | ◇ UNVERIFIED |
| NCNortheast Construction Industries, INC. | Montgomery | NY | — | ◇ UNVERIFIED |
| NENorth East Fabrication Company INC | Jonesville | MI | — | ◇ UNVERIFIED |
| NFNortheast Fence & Iron Works, INC. | Philadelphia | PA | — | ◇ UNVERIFIED |
| NANorthern Albrite Sign and Lighting, L.L.C. | Gorham | NH | — | ◇ UNVERIFIED |
| NANorthern Albrite Signs | Gorham | NH | — | ◇ UNVERIFIED |
| NCNorthern Containment LLC | Brainerd | MN | — | ◇ UNVERIFIED |
| NPNorthern Plains Steel CO | Fargo | ND | — | ◇ UNVERIFIED |
| NSNorthern Screw Machine Company INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| NSNorthern Steel Manufacturing LLC | Elcho | WI | — | ◇ UNVERIFIED |
| NSNorthern Swiss Products LLC | West Branch | MI | — | ◇ UNVERIFIED |
| NHNorth Houston Machine, INC. | Tomball | TX | — | ◇ UNVERIFIED |
| NNNorthland Neon | Duluth | MN | — | ◇ UNVERIFIED |
| NMNorth Marina Bayside Abw Site | Everett | WA | — | ◇ UNVERIFIED |
| NSNorth Silsbee Facility | Silsbee | TX | — | ◇ UNVERIFIED |
| NSNorth Star Cart Company | Brooklyn Center | MN | — | ◇ UNVERIFIED |
| NMNorthstar Metalworks, INC | Brainerd | MN | — | ◇ UNVERIFIED |
| NSNorth Star Propellers INC | San Diego | CA | — | ◇ UNVERIFIED |
| NSNorth Star Safe LLC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| NSNorthstar Steel Fab. INC | Rhinelander | WI | — | ◇ UNVERIFIED |
| NTNorthstar Truck Lettering and Signs Limited Liability Company | West Creek | NJ | — | ◇ UNVERIFIED |
| NGNorthwest Graphic Imaging LLC | Corvallis | OR | — | ◇ UNVERIFIED |
| NINorthwest Industries, INC. | Russellville | AL | — | ◇ UNVERIFIED |
| NPNorthwest Precision Fabricators INC | Oregon City | OR | — | ◇ UNVERIFIED |
| NSNorthwest Signs | Oakland | CA | — | ◇ UNVERIFIED |
| NSNorthwest Swiss-matic, LLC | Crystal | MN | — | ◇ UNVERIFIED |
| NMNorwest Manufacturing Equipment LLC | Rupert | ID | — | ◇ UNVERIFIED |
| NANose and Mustache LLC | Markle | IN | — | ◇ UNVERIFIED |
| NCNott Company | Burnsville | MN | — | ◇ UNVERIFIED |
| NINova Industries INC | San Leandro | CA | — | ◇ UNVERIFIED |
| NSNova Services INC. | Toledo | OH | — | ◇ UNVERIFIED |
| NSNova Sign Group | Mount Holly | NJ | — | ◇ UNVERIFIED |
| NFNowlin Fence INC | Anaheim | CA | — | ◇ UNVERIFIED |
| NMNp Manufacturing Group LLC | New Paris | OH | — | ◇ UNVERIFIED |
| NINrlj, INC. | Browns Summit | NC | — | ◇ UNVERIFIED |
| NBNSG Browns, LLC | Topeka | KS | — | ◇ UNVERIFIED |
| NLNsjs LLC | Dallas | TX | — | ◇ UNVERIFIED |
| NCNsk Corporation | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| NSNts Signs | Lone Grove | OK | — | ◇ UNVERIFIED |
| NFNuair Filter CO LLC | Normal | IL | — | ◇ UNVERIFIED |
| NLNucfil, LLC | Golden | CO | — | ◇ UNVERIFIED |
| NCNuclear Containers, Inc., Esp/cbc Div. | Elizabethton | TN | — | ◇ UNVERIFIED |
| NGNucor Grating - Fisher & Ludlow INC. | Madison | MS | — | ◇ UNVERIFIED |
| NRNucor Rebar Fabrication Fontana | Fontana | CA | — | ◇ UNVERIFIED |
| NRNucor Rebar Fabrication Southwest INC | Lakeside | CA | — | ◇ UNVERIFIED |
| NNucraft | Roscommon | MI | — | ◇ UNVERIFIED |
| NDNumeritex Displays INC | Murray | KY | — | ◇ UNVERIFIED |
| NTNutec Tooling Sys | Meadville | PA | — | ◇ UNVERIFIED |
| NFNW Fluid Power & Controls Co. LLC | Auburn | WA | — | ◇ UNVERIFIED |
| NINw Iron Works INC | Portland | OR | — | ◇ UNVERIFIED |
| NSNw Sign Industries | Grand Prairie | TX | — | ◇ UNVERIFIED |
| NSNw Sign Industries | Oklahoma City | OK | — | ◇ UNVERIFIED |
| NMNymar Manufacturing Co., INC. | Randolph | NJ | — | ◇ UNVERIFIED |
| OBO.a. Both CORP Dba Schlenk Metalic Pigments (stormwater) | Lawrence | KS | — | ◇ UNVERIFIED |
| OCOak Cliff Signs & Plastics | Plano | TX | — | ◇ UNVERIFIED |
| OROak Ridge Loans INC | Oak Ridge | TN | — | ◇ UNVERIFIED |
| OAOakwalk Apartments | Emeryville | CA | — | ◇ UNVERIFIED |
| OLObernolte LLC | Eugene | OR | — | ◇ UNVERIFIED |
| OBO B I Linings | Chocowinity | NC | — | ◇ UNVERIFIED |
| OLObi Linings INC | Chocowinity | NC | — | ◇ UNVERIFIED |
| OMO'brien Marketing Group, Llc | Longview | TX | — | ◇ UNVERIFIED |
| OMO'Brien Metal Inc. | Chicago | IL | — | ◇ UNVERIFIED |
| OOO'brien Oilfield Services, LLC | Belfield | ND | — | ◇ UNVERIFIED |
| OOObrien Ornamental Iron INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| OEOceanside Engineering Mfg | Oceanside | CA | — | ◇ UNVERIFIED |
| OCOctober CO Chemetal Division | Easthampton | MA | — | ◇ UNVERIFIED |
| OSOdessa Sign Solution | Kermit | TX | — | ◇ UNVERIFIED |
| OSOdessa Sign Solution LLC | Odessa | TX | — | ◇ UNVERIFIED |
| OIOdom Industries, INC | Milford | OH | — | ◇ UNVERIFIED |
| OEOec Engineering Corporation | Chantilly | VA | — | ◇ UNVERIFIED |
| OFOem Fabricators INC | Baldwin | WI | — | ◇ UNVERIFIED |
