| NE Commercial Lettings Ltd | Real estate | 2020 |
| NE Fast Solutions Ltd | Construction | 2025 |
| NE Fibre Ltd | Information & communication | 2022 |
| NE Pizza Feast Ltd | Hospitality | 2025 |
| NE Scaling Ltd | Professional & scientific | 2025 |
| NE Vehicle Solutions Ltd | Wholesale & retail | 2019 |
| NE Workwear Ltd | Wholesale & retail | 2020 |
| Neale Atex Inspections Ltd | Professional & scientific | 2023 |
| Neale Safety Consultancy Ltd | Professional & scientific | 2026 |
| Neawoney Ltd | Wholesale & retail | 2025 |
| Neckiness Ltd | Wholesale & retail | 2022 |
| NED Consultancy Limited | Information & communication | 2023 |
| Neerukonda Logistics Limited | Transport & logistics | 2025 |
| Neghro Ltd | Wholesale & retail | 2025 |
| Nehemiah Process Consulting Limited | Professional & scientific | 2018 |
| Neil Rhucroft Heating Services Ltd | Construction | 2017 |
| Neil Tindall Legal Services Limited | Professional & scientific | 2011 |
| Neil Woodhouse Rail Limited | Professional & scientific | 2015 |
| Nela Safety Ltd | Wholesale & retail | 2026 |
| Nelstrick Tech Ltd | Information & communication | 2024 |
| Nelwood Sevices Limited | Construction | 2015 |
| Nessfield Place Property Management Co Limited | Households | 2013 |
| Nest Fibre Ltd | Information & communication | 2025 |
| Nestify Property Ltd | Real estate | 2026 |
| Nestorian Resources Ltd | Wholesale & retail | 2024 |
| Netguest Ltd | Wholesale & retail | 2024 |
| Netll Property Ltd | Real estate | 2026 |
| Netstratum Technologies Ltd | Information & communication | 2022 |
| Netting Services (Northern) Limited | Manufacturing | 2004 |
| Neuro SME Ltd | Health & social care | 2026 |
| Neuvana Health Limited | Health & social care | 2025 |
| Neve Property Services Ltd | Real estate | 2017 |
| New Direction Engineering & Construction Limited | Professional & scientific | 2025 |
| New Euroline 24 Ltd | Administrative & support | 2018 |
| New Group Equine Ltd | Agriculture & fishing | 2020 |
| New Inst Tech (UK) Limited | Administrative & support | 2007 |
| New Leaf Limited | Administrative & support | 2022 |
| New Leaf U.K. Limited | Other services | 2020 |
| New Marske Subs Account Ltd | Arts & recreation | 2026 |
| New Stitch Amed Ltd | Wholesale & retail | 2018 |
| New to YOU Preloved Market Ltd | Administrative & support | 2023 |
| New Victus Ltd | Manufacturing | 2025 |
| New Wave Digital Ltd | Information & communication | 2014 |
| New Wave Linen Ltd | Other services | 2025 |
| New-U Ltd | Health & social care | 2021 |
| Newbottle Hand Car Wash Ltd | Other services | 2026 |
| Newbus Private Ltd | Health & social care | 2021 |
| Newby Community Group C.I.C. | Hospitality | 2023 |
| Newcastle Pizza Shop Ltd | Hospitality | 2025 |
| Newday Alpha Limited | Hospitality | 2023 |
| Newday Bravo Limited | Hospitality | 2023 |
| Newday Charlie Limited | Hospitality | 2023 |
| Newday Delta Limited | Hospitality | 2023 |
| Newday Echo Limited | Hospitality | 2023 |
| Newday Foxtrot Limited | Hospitality | 2023 |
| Newday Group Holdings Limited | Financial services | 2023 |
| Newday Hotel Limited | Hospitality | 2024 |
| Newday Indigo Limited | Hospitality | 2024 |
| Newgate Solutions Limited | Manufacturing | 2014 |
| Newham Hall Property Co. Ltd | Real estate | 2025 |
| Newham Ridsdale Ltd | Manufacturing | 2025 |
| Nexavon Ltd | Professional & scientific | 2026 |
| Nexgen Developer Ltd | Information & communication | 2025 |
| Nexglide Group Ltd | Wholesale & retail | 2025 |
| Nexidor Ltd | Wholesale & retail | 2026 |
| Nexify Orbit Ltd | Wholesale & retail | 2024 |
| Nexim ICT Ltd | Information & communication | 2022 |
| Nexim Networks Ltd | Information & communication | 2026 |
| Nexis Hub Ltd | Wholesale & retail | 2026 |
| Nexsim Engineering Ltd | Professional & scientific | 2025 |
| Next Door Motors Ltd | Wholesale & retail | 2024 |
| Next Step MED Ltd | Wholesale & retail | 2025 |
| Next-Carz Ltd | Wholesale & retail | 2023 |
| Nextday Courier’S Ltd | Transport & logistics | 2025 |
| Nextgen PVT Ltd | Information & communication | 2025 |
| Nexus Auto Rentals Ltd | Administrative & support | 2025 |
| Nexus Dynamics Limited | Wholesale & retail | 2024 |
| Nexus Group Capital Ltd | Real estate | 2025 |
| NF Butchers Ltd | Wholesale & retail | 2018 |
| NG Auto Services Limited | Wholesale & retail | 2020 |
| NG Logistics Ltd | Transport & logistics | 2026 |
| NGL Northern Ltd | Administrative & support | 2025 |
| NGS Healthcare Ltd | Professional & scientific | 2025 |
| Ngsv Limited | Health & social care | 2023 |
| NGT Consultants Ltd | Professional & scientific | 2023 |
| NH Builders Ltd | Construction | 2025 |
| NH Commercial Properties Ltd | Real estate | 2025 |
| NH Property Management Limited | Real estate | 2018 |
| NH Site Services (NE) Limited | Professional & scientific | 2016 |
| Nhcars Limited | Transport & logistics | 2024 |
| NHG Services Limited | Professional & scientific | 2026 |
| NHP Consulting Limited | Real estate | 2015 |
| Niamh Avenue Limited | Wholesale & retail | 2022 |
| Niazi Group Ltd | Construction | 2025 |
| Nicholas Postgate Catholic Academy Trust | Education | 2014 |
| Nicholson Group Ltd | Professional & scientific | 2009 |
| Nicholsons Hi-Ab Ltd | Transport & logistics | 2010 |
| Nick Newbould Plumbing and Heating Limited | Construction | 2016 |
| Nicol Tech Services Limited | Manufacturing | 2018 |
| Nieuw-Vennep Ltd | Transport & logistics | 2019 |