| NACEL 1501382 · TMA835990 · design | Nacel Canada Inc. | 41 Education | Registered | 2012 |
| NACOL 0514988 · TMA295278 | SASOL Germany GmbH | 1 Chemicals | Registered | 1984 |
| NCL 1962733 · TMA1124149 | NCL US IP Co 2, LLC | 39 Transport | Registered | 2022 |
| NASL 1479164 · TMA920340 | North American Soccer League, LLC | 25 Clothing41 Education | Registered | 2015 |
| NCL 0854728 · TMA514025 · design | NOVAGAS CANADA LTD. | 4 Oils35 Advertising38 Telecommunications+5 | Registered | 1999 |
| NCL 1984393 · design | National Charity League, Inc. | 14 Jewellery25 Clothing35 Advertising | Pending | 2019 |
| NAXCEL 1821509 · TMA1016036 | Zoetis Services LLC | 5 Pharmaceuticals | Registered | 2019 |
| NUCLI 2151342 · TMA1266799 | an individual | 33 Wine | Registered | 2024 |
| NYXCL 1988909 · TMA1125735 | an individual | 6 Metal | Registered | 2022 |
| NUCEL 1808466 · TMA1083095 | Owner not shown | 1 Chemicals30 Coffee | Registered | 2020 |
| NUCKL 1546185 · TMA856183 | Nuckl Group Inc. | 25 Clothing | Registered | 2013 |
| Nocla 2347855 | Owner not shown | 29 Meat30 Coffee32 Beer | Pending | 2024 |
| NISCL 2300170 | Supply Chain Management Association Ontario | 9 Electronics35 Advertising38 Telecommunications+2 | Pending | 2023 |
| NACELLE 2140363 | Nacelle, Inc. | 9 Electronics42 Science | Pending | 2021 |
| NIKOLA 2244429 · TMA1260192 | Nikola Corporation | 25 Clothing | Registered | 2024 |
| NOAGEL 2228960 · TMA1252864 | SANI-MARC INC. | 3 Cosmetics | Registered | 2024 |
| NAZALU 2225921 · TMA1250212 | Sato Pharmaceutical Co. Ltd. | 5 Pharmaceuticals | Registered | 2024 |
| NIKOLA 2224027 · TMA1240449 | Nikola Corporation | 12 Vehicles | Registered | 2024 |
| NAKELL 2190367 · TMA1233718 | SINOCK QUALITY Ltd. | 9 Electronics | Registered | 2024 |
| nocciola 2172131 · TMA1226079 | Shenzhen Youyou Bear Technology Co. Ltd. | 28 Toys | Registered | 2024 |
| NIKOLAI 2167669 · TMA1217513 · design | Sazerac Brands, LLC. | 33 Wine | Registered | 2024 |
| Nikel 2163278 · TMA1238236 | an individual | 21 Housewares | Registered | 2024 |
| NIKOLA 2161849 · TMA1222241 | Nikola Corporation | 12 Vehicles | Registered | 2024 |
| NIKOLAI 2152016 · TMA1217368 | Sazerac Brands, LLC. | 33 Wine | Registered | 2024 |
| NIKOLA 2151348 · TMA1249537 | Nikola Corporation | 37 Construction | Registered | 2024 |