| NR Information Technology Ltd | Information & communication | 2014 |
| NR Legal Law Ltd | Professional & scientific | 2014 |
| NR Motors Limited | Wholesale & retail | 2023 |
| NR Patel Ltd | Other services | 2024 |
| NR Prime & Co Limited | Professional & scientific | 2019 |
| NR Realties Limited | Real estate | 2026 |
| NR Supreme Detailing Ltd | Wholesale & retail | 2024 |
| NR VEG Limited | Wholesale & retail | 2018 |
| NRG Europe LLP | | 2008 |
| NRG Healthcare Limited | Administrative & support | 2014 |
| NRH Rental Ltd | Real estate | 2024 |
| NRI Law Chambers UK Limited | Professional & scientific | 2022 |
| NRI Realty Experts Ltd | Real estate | 2024 |
| Nrityaritika Dance Studio Ltd | Education | 2024 |
| NRN Building Ltd | Construction | 2026 |
| NRS Developments Limited | Construction | 2018 |
| NRX Digital Ltd | Information & communication | 2019 |
| NS Beauty Limited | Other services | 2021 |
| NS Cars Limited | Wholesale & retail | 2018 |
| NS Fashion Ltd | Wholesale & retail | 2020 |
| NS Freehold Ltd | Real estate | 2020 |
| NS Health and Safety Consultant Limited | Health & social care | 2023 |
| NS Hygiene-Therapy Ltd | Health & social care | 2023 |
| NS Tax Accountancy Ltd | Professional & scientific | 2025 |
| NSD Builders Ltd | Construction | 2025 |
| NSI Care Services UK Limited | Administrative & support | 2026 |
| NSM Builders Ltd | Construction | 2024 |
| NSM Clarity Ltd | Health & social care | 2022 |
| NSM Consulting Services Limited | Professional & scientific | 2016 |
| NSP (Structures) Ltd | Construction | 2005 |
| NSR Property Services Ltd | Real estate | 2017 |
| NSS Property Services Ltd | Real estate | 2025 |
| Nstar Cuisine Ltd | Hospitality | 2024 |
| Nstar World CIC | Hospitality | 2024 |
| NT Consultancy Limited | Information & communication | 2022 |
| NT Trade Ltd | Wholesale & retail | 2022 |
| NT Traders Ltd | Wholesale & retail | 2016 |
| Ntdl Limited | Real estate | 2021 |
| NTE Accounting Ltd | Professional & scientific | 2022 |
| NTE Express Ltd | Transport & logistics | 2017 |
| NU Everything Ltd | Real estate | 2024 |
| NU Sound CIC | Manufacturing | 2023 |
| NU TEK Developments Ltd | Construction | 2021 |
| NUA Futures Ltd | Real estate | 2025 |
| Nuam Construction Limited | Construction | 2025 |
| Nuamer Ltd | Wholesale & retail | 2024 |
| Nucleus Media Rights Limited | Information & communication | 2019 |
| Nucleus WIZ Limited | Wholesale & retail | 2022 |
| Nuco Funding Solutions Ltd | Financial services | 2019 |
| Nucollective Limited | Professional & scientific | 2014 |
| Nudaeh Ltd | Wholesale & retail | 2025 |
| Nudehair Ltd | Wholesale & retail | 2025 |
| NUE Momentum Ltd | Wholesale & retail | 2021 |
| Nuff-Stuff Limited | Construction | 1997 |
| Nuha Connections (GB) Limited | Hospitality | 2014 |
| NUJ Properties Ltd | Real estate | 2019 |
| Nuky Services Ltd | Manufacturing | 2026 |
| Numa Lofts & Extensions Ltd. | Construction | 2011 |
| Numbatron Limited | Wholesale & retail | 2026 |
| Number Wizards Limited | Professional & scientific | 2025 |
| Numbervana Limited | Information & communication | 2023 |
| Numeric Accountancy Limited | Professional & scientific | 2007 |
| Numerica Risk Management and Consulting Ltd | Education | 2014 |
| Numerica Services Ltd | Transport & logistics | 2018 |
| Numerion Associates LLP | | 2006 |
| Nuncacomoellos Limited | Administrative & support | 2026 |
| Nupixel Limited | Manufacturing | 2007 |
| NUR Motor Group Ltd | Administrative & support | 2024 |
| Nuravalent Ltd | Other services | 2020 |
| Nuraz Investments Limited | Real estate | 2022 |
| Nurise Ltd | Professional & scientific | 2023 |
| Nurse ME Ltd | Health & social care | 2022 |
| Nurture Care Services Ltd | Administrative & support | 2021 |
| Nusantara Charitable Trust Limited | Other services | 2022 |
| Nutralink Ltd | Manufacturing | 2025 |
| Nutralist Limited | Health & social care | 2017 |
| Nutrileague Limited | Public administration | 2022 |
| Nutty Nuts Limited | Wholesale & retail | 2021 |
| Nuur Properties Ltd | Real estate | 2022 |
| Nuusearch Limited | Information & communication | 2023 |
| Nuwayz Systems Ltd | Information & communication | 2026 |
| NV Global Limited | Wholesale & retail | 2019 |
| NVG Consulting Ltd | Other services | 2013 |
| NVL Gconstruction Ltd | Construction | 2018 |
| NVR Cleaning Company Limited | Administrative & support | 2025 |
| NW Claims Management Ltd | Professional & scientific | 2010 |
| NW Haulage Ltd | Transport & logistics | 2017 |
| Nwfp Group Ltd | Real estate | 2024 |
| NWK Corporation Ltd | Wholesale & retail | 2026 |
| NWL Solutions Ltd | Wholesale & retail | 2025 |
| NXT Home Ltd | Real estate | 2021 |
| NXT IT Solutions Ltd | Information & communication | 2025 |
| NYC Limited | Public administration | 2023 |
| Nyca Construction Ltd | Construction | 2023 |
| NYK Medics Limited | Health & social care | 2015 |
| Nyotta Family Office Ltd | Financial services | 2013 |
| Nyris Ltd | Information & communication | 2026 |
| Nyrone Ltd | Professional & scientific | 2020 |
| Nyvora Ltd | Wholesale & retail | 2025 |
| NZ Active Wear Ltd | Wholesale & retail | 2025 |