| Naar Private Ltd | Real estate | 2021 |
| Naazs Service Ltd Ltd | Transport & logistics | 2025 |
| Nabco Consultancy Limited | Professional & scientific | 2018 |
| Nabeel UK Services Ltd | Transport & logistics | 2020 |
| Nabumz Ltd | Wholesale & retail | 2023 |
| NAD Property Limited | Professional & scientific | 2026 |
| Nadapriya Yoga & Therapies Ltd | Health & social care | 2017 |
| Nadar Arnaaz Builder Ltd | Construction | 2025 |
| Nadeem Ayub Properties Limited | Real estate | 2024 |
| Nadia Arif Ltd | Professional & scientific | 2022 |
| Nadiamed Limited | Administrative & support | 2014 |
| Nadiry Ltd | Arts & recreation | 2021 |
| Nads Consulting Ltd | Information & communication | 2017 |
| Nafs Accountants Slough Ltd | Professional & scientific | 2016 |
| Nafs Consultants Ltd | Professional & scientific | 2018 |
| Nageasha Technologies Ltd | Information & communication | 2017 |
| Nagina Investments Limited | Real estate | 2004 |
| Nagini Cambampaty Ltd | Health & social care | 2026 |
| Nagra Construction Ltd | Construction | 2022 |
| Naheel Ltd | Wholesale & retail | 2023 |
| Nails by Dhillon Ltd | Other services | 2022 |
| Nails Spa Limited | Other services | 2023 |
| Naina Chefs Ltd | Hospitality | 2026 |
| NAJ Homes Ltd | Real estate | 2020 |
| Najah Properties Ltd | Real estate | 2025 |
| Najham Enterprises Limited | Wholesale & retail | 2026 |
| Najmi Services Limited | Information & communication | 2010 |
| Nakj Ltd | Transport & logistics | 2026 |
| Nakodar Lifesciences UK Ltd | Manufacturing | 2021 |
| Namar Transport Ltd | Transport & logistics | 2025 |
| Namo IT Solutions Limited | Information & communication | 2024 |
| Namos Software Limited | Information & communication | 2025 |
| Nanak G Homes Limited | Real estate | 2025 |
| Nanak Naam Centre Ltd | Education | 2022 |
| Nanak Niwas Property Investment Ltd | Real estate | 2026 |
| Nanak Rakha Ltd | Wholesale & retail | 2024 |
| Nandha Builders Ltd | Construction | 2025 |
| Nandha Properties Ltd | Real estate | 2025 |
| Nandha Rendering Ltd | Construction | 2023 |
| Nandi Associates Ltd | Real estate | 2024 |
| Nanny Care Services Ltd | Health & social care | 2015 |
| Nano-Tech Aviation Limited | Wholesale & retail | 2011 |
| Nanolife Limited | Professional & scientific | 2019 |
| Nanxco Sports Limited | Wholesale & retail | 2020 |
| Naomi Beauty Consultants Limited | Other services | 2010 |
| Naqaa Beauty Ltd | Wholesale & retail | 2025 |
| Naqvi UK Limited | Other services | 2018 |
| NAR Business Solutions Limited | Other services | 2017 |
| Narchelvi International Ltd | Wholesale & retail | 2026 |
| NAS Money Transfer Limited | Financial services | 2025 |
| NAS Solicitors Ltd | Professional & scientific | 2025 |
| Nasa Enterprises Limited | Wholesale & retail | 2024 |
| Naseema’S Healthcare Limited | Health & social care | 2026 |
| Nasgas Ltd | Construction | 2021 |
| Nashdom (Apartments) Company Limited | Households | 1996 |
| Nashdom Management Company Limited | Households | 1996 |
| Nashe Enterprises Ltd | Hospitality | 2016 |
| Nastase George Ltd | Administrative & support | 2017 |
| Natasha Hair & Beauty Limited | Other services | 2019 |
| Nathan Coull Building Services Limited | Construction | 2011 |
| Nathan Infra Ltd | Real estate | 2025 |
| National Asian Cricket Council | Other services | 2018 |
| National Business Helpline Ltd | Professional & scientific | 2022 |
| National Carers Ltd | Administrative & support | 2022 |
| National Cleaning Network Limited | Administrative & support | 2019 |
| National Foods Limited | Wholesale & retail | 2014 |
| National Foundation for Educational Research in England and Wales(The) | Education | 1967 |
| National Motorbikes Ltd | Wholesale & retail | 2025 |
| National Real Estate Ltd | Real estate | 2024 |
| National Transport Ltd | Transport & logistics | 2023 |
| Nationwide Assistance Ltd | Administrative & support | 2025 |
| Nativerse Ventures Ltd | Information & communication | 2026 |
| Nativitas Ltd | Information & communication | 2017 |
| Natt Courier Limited | Transport & logistics | 2025 |
| Natural Health Expert Ltd | Health & social care | 2024 |
| Nature Grow Ltd | Wholesale & retail | 2024 |
| Naum Limited | Transport & logistics | 2026 |
| Nautical Channel Limited | Administrative & support | 2010 |
| Nautilus Estates Ltd | Real estate | 2026 |
| NAV Associates Ltd | Hospitality | 2014 |
| NAV Constructions Limited | Construction | 2022 |
| NAV Enterprises Ltd | Transport & logistics | 2025 |
| NAV Infotech Ltd | Information & communication | 2016 |
| NAV IT Solutions Ltd | Information & communication | 2019 |
| NAV Khan Ltd | Wholesale & retail | 2025 |
| Navami Consultancy Limited | Real estate | 2016 |
| Navco Builders Merchants Ltd | Administrative & support | 2016 |
| Navdeep Singh Chaggar Limited | Information & communication | 2014 |
| Navi Property Services Limited | Households | 2025 |
| Navigare Space Ltd | Information & communication | 2018 |
| Navigate Driving School Ltd | Education | 2024 |
| Navish Media Co Ltd | Information & communication | 2015 |
| Navjot Real Estate Limited | Real estate | 2022 |
| Navjot Singh Ltd | Construction | 2023 |
| Navleen Property Investment Ltd | Real estate | 2025 |
| Navlondon Ltd | Hospitality | 2019 |
| Navnets Limited | Wholesale & retail | 2020 |
| Navs Trading Limited | Transport & logistics | 2007 |
| Nawaz Ltd | Real estate | 2025 |
| Nawaz Medical Ltd | Health & social care | 2026 |