| Ncia Management Ltd | Real estate | 2018 |
| Ncjc Property Solutions Ltd | Real estate | 2024 |
| Ncps Stafford Limited | Administrative & support | 2010 |
| Ncrp Limited | Professional & scientific | 2014 |
| NDG Property Management Ltd | Real estate | 2017 |
| Ndoma Ltd | Health & social care | 2018 |
| Neafin Limited | Manufacturing | 2024 |
| Neal COX Consultants Limited | Professional & scientific | 2025 |
| Nebula Logistics Limited | Transport & logistics | 2022 |
| Nebula Sky Media Ltd | Wholesale & retail | 2025 |
| Neely Property Services Ltd | Real estate | 2015 |
| Nehg Limited | Financial services | 2022 |
| Neil John Estates Ltd | Real estate | 2006 |
| Neil Media Limited | Wholesale & retail | 2024 |
| Nellie Carmen Properties Ltd | Real estate | 2018 |
| Nelmar Farming Ltd | Agriculture & fishing | 2018 |
| Neocell Technology Ltd | Information & communication | 2022 |
| Neomoly Tactical Clean Ltd | Administrative & support | 2026 |
| Neoworld Trading Limited | Wholesale & retail | 2022 |
| Nessa KUD Ltd | Professional & scientific | 2024 |
| Nester Data Services Ltd | Information & communication | 2023 |
| Neston Engineering and Trading Co., Ltd | Extraterritorial | 2021 |
| Netherlands Basf Mining Co., Ltd | Mining & quarrying | 2024 |
| NETZ2050 Ltd | Education | 2021 |
| Neuro Care Expert Ltd | Health & social care | 2025 |
| Neurodevelopmental & Mental Health Specialising in Complex Trauma Consultancy Services Limited | Health & social care | 2026 |
| Neurolink Labs Ltd | Wholesale & retail | 2025 |
| Neurowell UK Ltd | Other services | 2014 |
| Never the Same Limited | Wholesale & retail | 2023 |
| Nevola FS Limited | Financial services | 2025 |
| New Bamboo Ltd | Hospitality | 2025 |
| New Beacon Group Limited | Real estate | 2016 |
| New Cloud Town Ltd | Wholesale & retail | 2025 |
| New Directions Support | Health & social care | 2013 |
| New Easy Interchem Ltd. | Wholesale & retail | 2024 |
| New England Kitchens & Bedrooms Limited | Construction | 2000 |
| New Garden Chinese Ltd | Hospitality | 2026 |
| New Generation Real Estate Limited | Construction | 2016 |
| New Lotus House Limited | Hospitality | 2019 |
| New Mars Century Ltd | Administrative & support | 2025 |
| New Nishad Limited | Hospitality | 2025 |
| New Red Lion Sutton Ltd | Hospitality | 2021 |
| New Rising Ltd | Professional & scientific | 2019 |
| New Sunny House Ltd | Hospitality | 2024 |
| New World Entertainment Ltd | Arts & recreation | 2020 |
| Newbold Financial Planning Ltd | Financial services | 2026 |
| Newgee Limited | Manufacturing | 2024 |
| Newlevelbarber&Beauty Ltd | Other services | 2025 |
| Newlyn Engineering Ltd | Construction | 2023 |
| Newman Marketing Solutions Ltd | Professional & scientific | 2025 |
| Newman Public Relations Ltd | Professional & scientific | 2024 |
| Newport Road Service Station (Stafford) Limited | Real estate | 1960 |
| Newport Robotic Services Limited | Manufacturing | 2000 |
| Newrgy Wilk Ltd | Manufacturing | 2024 |
| Nexaspace Ltd | Wholesale & retail | 2024 |
| Nexcog Technology Ltd | Information & communication | 2025 |
| Nexgen Logic Ltd | Wholesale & retail | 2026 |
| Nexphase Energy Ltd | Construction | 2025 |
| Nexstore Commerce Limited | Wholesale & retail | 2025 |
| Next Chapter Stallions Ltd | Agriculture & fishing | 2024 |
| Next GEN Business Partners Ltd | Professional & scientific | 2024 |
| Next GEN Prop Co Limited | Construction | 2025 |
| Next Generation Technology Solutions Ltd | Information & communication | 2011 |
| Next Layer Consulting Ltd | Manufacturing | 2024 |
| Next Level Equestrian Consulting Ltd | Professional & scientific | 2025 |
| Next Power Grid Ltd | Administrative & support | 2020 |
| Next Rentals Limited | Real estate | 2023 |
| Next TEC Ltd | Wholesale & retail | 2026 |
| Next-Tec Holdings Limited | Extraterritorial | 2007 |
| NEXT2IT Ltd | Information & communication | 2020 |
| NEXT2SOFTWARE Limited | Information & communication | 2023 |
| Nextlogica Ltd | Information & communication | 2025 |
| Nextlume Ltd | Wholesale & retail | 2025 |
| Nexus Family Connect Ltd | Health & social care | 2025 |
| Nexus Fuels Ltd | Wholesale & retail | 2024 |
| Nexxus Trading Services Limited | Health & social care | 2011 |
| Nfac Hardware Ltd | Wholesale & retail | 2024 |
| NFT Art Auction Investment Limited | Wholesale & retail | 2021 |
| Nfthorse Limited | Information & communication | 2021 |
| NGR Transport Limited | Transport & logistics | 2006 |
| Ngsc Global Limited | Financial services | 2025 |
| Niche Interiors Ltd | Construction | 2018 |
| Niche SD Limited | Professional & scientific | 2019 |
| Nicholas Carroll Limited | Wholesale & retail | 2012 |
| Nicholas Clarke Associates Limited | Administrative & support | 2022 |
| Nicholls 5 Ltd | Professional & scientific | 2026 |
| Nicholson Rose Consulting Limited | Administrative & support | 2013 |
| Nick the Fish (Stafford) Ltd | Wholesale & retail | 2025 |
| Nicky Snazell Clinic Ltd | Health & social care | 2005 |
| Nicolsons Financial Management Limited | Financial services | 1993 |
| Nida MED Limited | Health & social care | 2024 |
| Night Fever Roadshow Ltd | Arts & recreation | 2021 |
| Nike Cloud Services Limited | Extraterritorial | 2012 |
| Nike Consultants Limited | Administrative & support | 1986 |
| Nike International Computing Limited | Extraterritorial | 1986 |
| Nike Properties Limited | Professional & scientific | 1986 |
| Nila Groceries UK Limited | Wholesale & retail | 2024 |
| Nimbric Trading Limited | Wholesale & retail | 2025 |
| Ninegen Limited | Arts & recreation | 2025 |
| Ningbo Central Star Electronic Technology Co., Ltd | Extraterritorial | 2011 |