| Novyra Global Ltd | Wholesale & retail | 2026 |
| NOW Building Projects Limited | Construction | 2020 |
| NOW Luxury Lettings Ltd | Hospitality | 2019 |
| NOW Plumbing Ltd | Construction | 2021 |
| NOW Rentals Limited | Real estate | 2019 |
| NOW Room Consultancy Ltd | Professional & scientific | 2019 |
| Nowhere Enterprise Ltd | Other services | 2018 |
| Noxrat Ltd | Information & communication | 2023 |
| Noya Liverpool Ltd | Hospitality | 2026 |
| NP Financial Management Ltd | Professional & scientific | 2011 |
| NP Flat Roofing Ltd | Construction | 2024 |
| NPA Property Group Ltd | Real estate | 2025 |
| Npjgroup Ltd | Construction | 2025 |
| NPK Gardening Solutions Ltd | Wholesale & retail | 2024 |
| NPK Media Ltd. | Information & communication | 2018 |
| NPK Validation Limited | Professional & scientific | 2013 |
| NPR Productions Limited | Information & communication | 2024 |
| Nproperty Developers Ltd | Real estate | 2025 |
| NPS Wirral Ltd | Construction | 2026 |
| NPV Group Limited | Wholesale & retail | 2024 |
| NQ Rail Ltd | Construction | 2018 |
| NR Kelly Medical Ltd | Health & social care | 2024 |
| NR Plumbing Heating and GAS Ltd | Construction | 2024 |
| NR Turner Limited | Information & communication | 2018 |
| NRC Travel Northwest Ltd | Transport & logistics | 2025 |
| Nrce Ltd | Real estate | 2016 |
| NRG Hive Limited | Other services | 2024 |
| NRG Studios (NW) Ltd | Financial services | 2024 |
| NRL PM Limited | Construction | 2023 |
| NRL Property Limited | Real estate | 2021 |
| NRM Telecoms Ltd | Information & communication | 2021 |
| NRN Properties Limited | Real estate | 2018 |
| NRS (NW) Limited | Other services | 2023 |
| NRS Civils Ltd | Construction | 2020 |
| NRS Scaffolding Ltd | Construction | 2022 |
| Nrstrainingandlogistics Ltd | Transport & logistics | 2020 |
| NRT Group Ltd | Wholesale & retail | 2018 |
| NS Biryani Ltd | Hospitality | 2025 |
| NS CML Ltd | Health & social care | 2019 |
| NS Develop Limited | Construction | 2023 |
| NS Golden Care Ltd | Health & social care | 2025 |
| NS Managment Ltd | Administrative & support | 2024 |
| NS Maple Care Ltd | Health & social care | 2025 |
| NS Maple Property Ltd | Real estate | 2025 |
| NS Prime Property Ltd | Real estate | 2026 |
| NS Private Group Limited | Wholesale & retail | 2023 |
| NS Telecoms Ltd | Information & communication | 2022 |
| NS Thrive Support Ltd | Health & social care | 2025 |
| Ns-Arch Ltd | Professional & scientific | 2022 |
| NSC Care Ltd | Health & social care | 2013 |
| NSC Home Farm Ltd | Agriculture & fishing | 2017 |
| NSH Service and Management Company Limited | Professional & scientific | 2013 |
| NSJ Contracting Ltd | Professional & scientific | 2013 |
| NSK Casey Transport Limited | Transport & logistics | 2022 |
| NSK FIX Ltd | Construction | 2024 |
| NSL Engineering (Wirral) Limited | Construction | 2025 |
| NSL North West Limited | Financial services | 2022 |
| Nsno Renewables Ltd | Construction | 2025 |
| Nstae Limited | Arts & recreation | 2016 |
| Nsupharma Ltd | Health & social care | 2025 |
| NT Hitt Consulting Ltd | Health & social care | 2021 |
| Nt-Communication Limited | Professional & scientific | 2021 |
| NTA Capital Ltd | Real estate | 2023 |
| Ntad Business Solutions Ltd | Other services | 2025 |
| Ntbd Media Ltd | Professional & scientific | 2026 |
| Ntby Consultants Ltd | Professional & scientific | 2020 |
| Ntelopoulos Ltd | Transport & logistics | 2024 |
| NTH Acoustics Limited | Administrative & support | 2026 |
| Nticipate Limited | Professional & scientific | 2018 |
| NTN Communications Limited | Information & communication | 2020 |
| NTT Houses Limited | Real estate | 2025 |
| NU 66 Ltd | Extraterritorial | 2019 |
| NU C Ltd | Professional & scientific | 2016 |
| NU Life Health Ltd | Wholesale & retail | 2022 |
| NU Medical Care Suppliers and Management Limited | Administrative & support | 2024 |
| NU Medical Suppliers and Innovation Ltd | Health & social care | 2023 |
| NU Skin by Rachael Ltd | Health & social care | 2025 |
| NU Sun Ltd | Other services | 2019 |
| Nuba Traders Ltd | Wholesale & retail | 2025 |
| Nuclear Competitions Ltd | Administrative & support | 2025 |
| Nuclear Focus Limited | Administrative & support | 2016 |
| Nucore Solutions Limited | Other services | 2012 |
| Nude Wellness Ltd | Hospitality | 2026 |
| Nudge 123 Limited | Information & communication | 2024 |
| Nueclo Limited | Wholesale & retail | 2025 |
| Nuella Shot IT Ltd | Professional & scientific | 2025 |
| Nuforma Developments Ltd | Real estate | 2025 |
| Nugen Security Ltd | Information & communication | 2025 |
| Nugent Care 2019 | Health & social care | 2019 |
| Nugent Social Enterprises CIC | Health & social care | 2013 |
| Nuhome Estate Agents Ltd | Real estate | 2025 |
| Nuland Homes Ltd | Real estate | 2024 |
| Nullcult Ltd | Information & communication | 2023 |
| Number 14 Marmion Road Management Limited | Real estate | 2004 |
| Number 19 Limited | Financial services | 2023 |
| Number 22 Gambier Terrace Management Company Limited | Households | 1996 |
| Number 84 Management Company Limited | Real estate | 2002 |
| Number 9 Elmsley Road Management Company Limited | Professional & scientific | 2003 |
| Number Loving Ltd | Education | 2017 |
| Number One Promotions LLP | | 2012 |