| NENew Enterprise Stone & Lime CO Inc/camp Hill Quarry (hempt) | Camp Hill | PA | — | ◇ UNVERIFIED |
| NENew Enterprise Stone & Lime CO Inc/locust Point Quarry | Mechanicsburg | PA | — | ◇ UNVERIFIED |
| NENew Enterprise Stone/somerset Blacktop Plt | Somerset | PA | — | ◇ UNVERIFIED |
| NFNew Frontier Materials | Florissant | MO | — | ◇ UNVERIFIED |
| NFNew Frontier Materials Operations Alpha LLC Kingshighway Asphalt | Saint Louis | MO | — | ◇ UNVERIFIED |
| NFNew Frontier Materials Operations Alpha LLC South Asphalt Batch | Saint Louis County | MO | — | ◇ UNVERIFIED |
| NCNewington Concrete | Mitchells | VA | — | ◇ UNVERIFIED |
| NKNew Kent Asphalt Plant | West Point | VA | — | ◇ UNVERIFIED |
| NMNew Mexico Terminal Services | Albuquerque | NM | — | ◇ UNVERIFIED |
| NMNew Milford Block & Supply CORP. | New Milford | CT | — | ◇ UNVERIFIED |
| NMNewmont Mining CORP - Phoenix Mine | Battle Mountain | NV | — | ◇ UNVERIFIED |
| NONew Orleans Airport Ready Mix | Kenner | LA | — | ◇ UNVERIFIED |
| NUNewport-mesa Uni Sch Dist | Costa Mesa | CA | — | ◇ UNVERIFIED |
| NINeyra Inds INC | Cincinnati | OH | — | ◇ UNVERIFIED |
| NINeyra Industries INC | Apopka | FL | — | ◇ UNVERIFIED |
| NLNhmf, LLC | Columbus | OH | — | ◇ UNVERIFIED |
| NINicolet Ind/ambler | Ambler | PA | — | ◇ UNVERIFIED |
| NRNicolia Ready Mix | Shirley | NY | — | ◇ UNVERIFIED |
| NINielsons INC | Durango | CO | — | ◇ UNVERIFIED |
| NINielsons INC | Montezuma County | CO | — | ◇ UNVERIFIED |
| NPNips Pre-cast | Spring Hill | KS | — | ◇ UNVERIFIED |
| NPNissan Plant 10 | Smyrna | TN | — | ◇ UNVERIFIED |
| NCNitterhouse Concrete Precast Plt | Chambersburg | PA | — | ◇ UNVERIFIED |
| NANls Asphalt, INC. (genset) | Martins Ferry | OH | — | ◇ UNVERIFIED |
| NANls Asphalt, INC. - Plant #3 | Cadiz | OH | — | ◇ UNVERIFIED |
| NANls Asphalt, INC. - Plant #4 | Cambridge | OH | — | ◇ UNVERIFIED |
| NRNor-cal Rock INC | Hayward | CA | — | ◇ UNVERIFIED |
| NCNorfolk City of - Streets and Bridges - Mckann Ave | Norfolk | VA | — | ◇ UNVERIFIED |
| NANorris Asphalt Paving Co-gallatin | Gallatin | MO | — | ◇ UNVERIFIED |
| NANorris Asphalt Paving Co-plant 450 | Harvey | IA | — | ◇ UNVERIFIED |
| NANorth Alabama Concrete, INC. | Jasper | AL | — | ◇ UNVERIFIED |
| NBNorth Bergen Asphalt Products CORP | North Bergen | NJ | — | ◇ UNVERIFIED |
| NBNorth Birmingham Plant | Birmingham | AL | — | ◇ UNVERIFIED |
| NBNorth Broadway Batch Plant | Oklahoma City | OK | — | ◇ UNVERIFIED |
| NCNorth Central Construction | Moses Lake | WA | — | ◇ UNVERIFIED |
| NANortheast Asphalt C28 | Gladstone | MI | — | ◇ UNVERIFIED |
| NANortheast Asphalt, INC. | Rapid River | MI | — | ◇ UNVERIFIED |
| NANortheast Asphalt, INC. | Ironwood | MI | — | ◇ UNVERIFIED |
| NCNortheast Concrete Products CORP. | Plainville | MA | — | ◇ UNVERIFIED |
| NRNortheastern Ready Mix INC | Elizabeth City | NC | — | ◇ UNVERIFIED |
| NNNortheast Nanticoke Facility | Nanticoke | PA | — | ◇ UNVERIFIED |
| NPNortheast Paving- Hermon Hma Plant | Hermon | ME | — | ◇ UNVERIFIED |
| NPNortheast Precast CORP | Millville | NJ | — | ◇ UNVERIFIED |
| NINorthern Il Wilbert Vault CO INC | Belvidere | IL | — | ◇ UNVERIFIED |
| NMNorthern Maine Paving INC | Limestone | ME | — | ◇ UNVERIFIED |
| NNorthfield | Cincinnati | OH | — | ◇ UNVERIFIED |
| NANorthfield an Oldcastle Company | Sheffield Lake | OH | — | ◇ UNVERIFIED |
| NBNorthfield Block CO | Channahon | IL | — | ◇ UNVERIFIED |
| NBNorthfield Block CO | Joliet | IL | — | ◇ UNVERIFIED |
| NBNorthfield Block Company | Elgin | IL | — | ◇ UNVERIFIED |