| NAMICO 1605081 · TMA866663 | National Association of Mutual Insurance Companies | 36 Finance41 Education42 Science | Registered | 2013 |
| numigi 1881291 · TMA1078414 | an individual | 9 Electronics35 Advertising36 Finance+4 | Registered | 2020 |
| NUMOJO 1784733 · TMA1073193 | 2132867 Ontario Limited | 9 Electronics10 Medical11 Lighting+2 | Registered | 2020 |
| NüMOJO 1784732 · TMA1023212 | 2132867 Ontario Limited | 9 Electronics10 Medical11 Lighting+2 | Registered | 2019 |
| NUMIX 1658590 · TMA955286 | Les Marques Nuway Inc. | 1 Chemicals31 Fresh | Registered | 2016 |
| NAMCO 1647643 · TMA951918 · design | Kabushiki Kaisha BANDAI NAMCO Holdings (also trading as BANDAI NAMCO Holdings Inc.) | 16 Paper | Registered | 2016 |
| NOMACO 1619210 · TMA924253 | Nomaco, Inc. | 17 Rubber20 Furniture | Registered | 2015 |
| NAMICS 1543231 · TMA896879 | Namics Corporation | 1 Chemicals2 Paints9 Electronics+1 | Registered | 2015 |
| NIMCO 1196971 · TMA632592 | B.V. Nimco Schoenfabriek J. Verschuur & Co. | 10 Medical25 Clothing35 Advertising | Registered | 2005 |
| Nemco 1162150 · TMA605996 | Nemco Resources Ltd. | 1 Chemicals4 Oils | Registered | 2004 |
| NAMIC 1017960 · TMA545693 | NATIONAL ASSOCIATION OF MUTUAL INSURANCE COMPANIES, INC. | 35 Advertising36 Finance | Registered | 2001 |
| NAMCO 0591416 · TMA352881 | Dynapar Corporation | 9 Electronics12 Vehicles16 Paper+1 | Registered | 1989 |
| NAMCO 0410396 · TMA264004 · design | Kabushiki Kaisha BANDAI NAMCO Holdings (also trading as BANDAI NAMCO Holdings Inc.) | 9 Electronics16 Paper28 Toys | Registered | 1981 |
| NAMIC 2295336 | Medline Industries, LP | 10 Medical | Pending | 2023 |
| NAMIC 2248562 | Owner not listed | 35 Advertising36 Finance41 Education | Pending | 2022 |
| NUMIX 2224570 | an individual | 21 Housewares25 Clothing29 Meat+3 | Pending | 2022 |
| NOMIC 2170446 | 10408875 Canada Inc. | 9 Electronics42 Science | Pending | 2022 |
| NEMOCAO 0827717 · TMA485708 | an individual | 30 Coffee32 Beer | Registered | 1997 |
| NINEIGH 2262812 · TMA1284733 | Xuzhou Yushuo Network Technology Co. Ltd. | 9 Electronics | Registered | 2025 |
| NIMKII 1450 2253996 · TMA1274448 | Sky Canoe Inc. | 12 Vehicles39 Transport | Registered | 2024 |
| NIMKII 550 2253984 · TMA1274447 | Sky Canoe Inc. | 12 Vehicles39 Transport | Registered | 2024 |
| NIMKII 2253983 · TMA1274446 | Sky Canoe Inc. | 12 Vehicles39 Transport | Registered | 2024 |
| Nomeca 2249332 · TMA1267394 | Shenzhen Aitezhichuang Technology Co. Ltd. | 30 Coffee | Registered | 2024 |
| NINJA 2242972 · TMA1258440 | SharkNinja Operating LLC | 11 Lighting | Registered | 2024 |
| NOMEX 2241693 · TMA1265566 | DuPont Safety & Construction, Inc. | 9 Electronics24 Textiles | Registered | 2024 |