| Newberry Construction & Developments Limited | Construction | 2018 |
| Newbridge Software Ltd | Professional & scientific | 2016 |
| Newcombe Commercials Ltd | Wholesale & retail | 2026 |
| Newcome Properties (UK) Limited | Manufacturing | 2007 |
| Newland Trading Ltd | Wholesale & retail | 2024 |
| Newlin Business Park Management Limited | Real estate | 2008 |
| Newlook Barber Loughborough Ltd | Other services | 2024 |
| Newquay Motors Limited | Wholesale & retail | 2015 |
| Newton LDP Ltd | Real estate | 2021 |
| Nexalearn Ltd | Information & communication | 2023 |
| Nexis One Ltd | Construction | 2023 |
| Next Generation Education Ltd | Other services | 2020 |
| Next Level Business Growth Ltd | Education | 2021 |
| Next Level Rugby Limited | Arts & recreation | 2021 |
| Nexteratech Ltd | Information & communication | 2024 |
| Nextotheheart Limited | Wholesale & retail | 2026 |
| Nexus Industries Ltd | Wholesale & retail | 2024 |
| Nexus Network Ltd | Administrative & support | 2025 |
| Nexus Palizi Limited | Manufacturing | 2025 |
| Nexwit Ltd | Information & communication | 2026 |
| NFE Coffee Shop Limited | Hospitality | 2022 |
| NG Property Consultants Ltd | Other services | 2012 |
| NG2 Property Consultants Ltd | Other services | 2020 |
| Ngcs Holdings Limited | Financial services | 2019 |
| NGS Steel Limited | Construction | 2023 |
| Nibbles & Cheddar Limited | Extraterritorial | 2021 |
| Nicer Property Development Ltd | Real estate | 2020 |
| Nicholas Mcgowan Limited | Administrative & support | 2008 |
| Nicholson Building Contractors Limited | Construction | 2022 |
| Nick Prentice Golf Ltd | Wholesale & retail | 2023 |
| Nickel Technical Services Ltd | Manufacturing | 2017 |
| Nicol Decks Ltd | Manufacturing | 2021 |
| Nidecker Ltd | Administrative & support | 2025 |
| Nigel Gates LLP | | 2022 |
| Nigel Ricks & Company Ltd | Professional & scientific | 2005 |
| Nigel Roberts Limited | Construction | 2003 |
| Nika Cleaning Limited | Administrative & support | 2025 |
| Nimtec Ltd | Information & communication | 2018 |
| Nina Coffee Limited | Wholesale & retail | 2025 |
| Nineteen Lettings LLP | | 2017 |
| Nineteen Property Limited | Real estate | 2014 |
| Niraj Rohit Ltd | Professional & scientific | 2021 |
| Nisa (Crich) Ltd | Hospitality | 2020 |
| Nitrogen Investments Limited | Financial services | 2024 |
| Nivi Ltd | Wholesale & retail | 2017 |
| NJW Breakers Ltd | Wholesale & retail | 2025 |
| NKP Group Ltd | Arts & recreation | 2022 |
| NM Lynch Properties Ltd | Real estate | 2023 |
| NND Clothing Ltd | Wholesale & retail | 2025 |
| NNM Investments Ltd | Hospitality | 2019 |
| NNS Investments Ltd | Real estate | 2016 |
| NO. 71 Ltd | Real estate | 2002 |
| NO1 Pawnbroker .Co.Uk. Limited | Financial services | 2009 |
| Noah’S ARC Shepshed Ltd | Hospitality | 2024 |
| Nomadic Dwellings Limited | Construction | 2025 |
| Norbergsby Limited | Real estate | 2022 |
| Norman E Box Ltd | Wholesale & retail | 2020 |
| Normanton Bars Limited | Hospitality | 2018 |
| North Yorkshire Taxi Company Limited | Transport & logistics | 2007 |
| Northern Interactive Limited | Information & communication | 2002 |
| Northstone Trading Limited | Wholesale & retail | 2022 |
| Norton Staples Ltd | Wholesale & retail | 2024 |
| Norwood & Sons Limited | Construction | 2017 |
| Noticeboards Countrywide Limited | Manufacturing | 2018 |
| Nottingham Brick-Fix Ltd | Construction | 2020 |
| Nottingham Civil Engineering Limited | Construction | 2024 |
| Nottingham Coffee Limited | Hospitality | 2018 |
| Nottingham Plant Hire Limited | Administrative & support | 2025 |
| Nottingham Property Partners Limited | Real estate | 2018 |
| Notts County Womens FC | Arts & recreation | 2020 |
| Notts Property Limited | Construction | 2019 |
| Nova 23 Limited | Information & communication | 2024 |
| Nova Business Solutions Limited | Administrative & support | 2024 |
| Novachemistry Limited | Wholesale & retail | 2016 |
| Novack Minerals Ltd. | Wholesale & retail | 2013 |
| Novack Technologies Ltd. | Professional & scientific | 2021 |
| Novaear Limited | Information & communication | 2026 |
| Novatica Technologies Ltd | Professional & scientific | 2020 |
| Novitech Ltd | Construction | 2006 |
| Novo School of Dance Ltd | Education | 2019 |
| NOW X Group Ltd | Wholesale & retail | 2025 |
| NR Fitness Ltd | Arts & recreation | 2024 |
| NRH Commerce Limited | Wholesale & retail | 2024 |
| NRH Property Limited | Real estate | 2021 |
| NRJ Business Solutions Ltd | Wholesale & retail | 2024 |
| NRK Technical Services Limited | Manufacturing | 2004 |
| NS 88 Properties Ltd | Real estate | 2021 |
| NS Property Group Ltd | Real estate | 2015 |
| NS Tiling and Bathrooms Ltd | Construction | 2026 |
| NSB Collections Ltd | Administrative & support | 2018 |
| NSM Developments Ltd | Real estate | 2021 |
| NT Brickwork Ltd | Construction | 2026 |
| NT Residential Ltd | Real estate | 2023 |
| Nu-Metrics Services Ltd | Professional & scientific | 2023 |
| Nucleus HR Limited | Professional & scientific | 2017 |
| Nucleushs Limited | Professional & scientific | 2019 |
| Nuiage Music Ltd | Manufacturing | 2018 |
| Nukes Energy Ltd | Professional & scientific | 2023 |
| Number 28 Ltd | Construction | 2021 |
| Nurseriesrus Ltd. | Financial services | 2013 |