| New Horizons Housing CIC | Real estate | 2023 |
| New House Farm Mickleover Resident Management Company Limited | Households | 2025 |
| New Image Designs & Interiors Limited | Manufacturing | 2006 |
| New Instant Solution Ltd | Wholesale & retail | 2026 |
| New Khan Baba Stores Limited | Wholesale & retail | 2025 |
| New Light Healthcare Limited | Health & social care | 2016 |
| New Look Interiors Midlands Ltd | Manufacturing | 2023 |
| New Look Roofing & Property Care Ltd | Construction | 2025 |
| New Media Playground Limited | Information & communication | 2016 |
| New Miami Fish Bar Ltd | Hospitality | 2024 |
| New Mini Mart Ltd | Wholesale & retail | 2026 |
| New Model UK Ltd | Manufacturing | 2006 |
| New Page Contracting Ltd | Construction | 2025 |
| New Park Village Activities Network CIC | Arts & recreation | 2026 |
| New Park Village Football Development CIC | Education | 2020 |
| New Roots Childrens Home Ltd | Real estate | 2026 |
| New Seaside Property Ltd | Hospitality | 2025 |
| New Seeds Education Ltd | Education | 2025 |
| New Start Support Services Ltd | Health & social care | 2022 |
| New Style Barbers 1 Ltd | Other services | 2026 |
| New Time Group Ltd | Construction | 2023 |
| New Trends Consulting Ltd | Information & communication | 2019 |
| New Way Driving School Limited | Other services | 2015 |
| New Wessington Ltd | Transport & logistics | 2022 |
| Newbridge Mews Residents Association Limited | Real estate | 1973 |
| Newbridge Taxation Limited | Professional & scientific | 2013 |
| Newco EST Holdings Ltd | Financial services | 2025 |
| Newcross Motor Company Limited | Wholesale & retail | 2010 |
| Newday Essential Healthcare Limited | Health & social care | 2016 |
| Newgate Properties Ltd | Real estate | 2022 |
| Newgen GAS & Plumbing Ltd | Construction | 2025 |
| Newhampton Wines Ltd | Wholesale & retail | 2018 |
| Newman Project Management Limited | Professional & scientific | 2022 |
| Newport Management Services Limited | Administrative & support | 2002 |
| Newstead Clark AE Limited | Administrative & support | 2016 |
| Newstead Clark Financial Services Limited | Financial services | 2002 |
| Newstead Clark Holdings Ltd | Financial services | 2025 |
| Newstead Clark Properties Ltd | Hospitality | 2025 |
| Newtech Worldwide Limited | Wholesale & retail | 2013 |
| Newtectic Alloy Castings Limited | Manufacturing | 1999 |
| Newtek Holdings Ltd | Construction | 2026 |
| NEX Health Care Ltd | Health & social care | 2025 |
| Nexamech Media Ltd | Information & communication | 2025 |
| Nexaro Technologies Ltd | Information & communication | 2025 |
| Nexastartech Ltd | Wholesale & retail | 2026 |
| Nexaura IT Solutions Ltd | Information & communication | 2026 |
| Nexbid Ltd | Professional & scientific | 2026 |
| Nexgadgets Ltd | Wholesale & retail | 2026 |
| Nexgen Pharma Group Limited | Manufacturing | 2022 |
| Nexgentech Ltd | Information & communication | 2026 |
| Nexivo Commerce Limited | Wholesale & retail | 2026 |
| Nexliving Ltd | Wholesale & retail | 2026 |
| Nexobay Ltd | Wholesale & retail | 2026 |
| Nexonic Limited | Hospitality | 2025 |
| Nexovia Global Ltd | Wholesale & retail | 2026 |
| Nexstar Limited | Arts & recreation | 2012 |
| Nexstep Global Ltd | Wholesale & retail | 2026 |
| Next Door UP Ltd | Construction | 2026 |
| Next Layer Aggregates Ltd | Construction | 2026 |
| Next Level Network Limited | Professional & scientific | 2025 |
| Next Phase Electrical Services Ltd | Construction | 2014 |
| Next Step West Midlands Community Interest Company | Health & social care | 2014 |
| Next Steps Psychology Ltd | Education | 2021 |
| Nextag Ltd | Manufacturing | 2024 |
| Nextel Services Ltd | Administrative & support | 2024 |
| Nextgen Chefs CIC | Education | 2026 |
| NEXTGEN2 Ltd | Wholesale & retail | 2025 |
| Nexttoptoy Limited | Extraterritorial | 2011 |
| Nextweb Solutions Ltd | Information & communication | 2025 |
| Nexus Accounting & Payroll Ltd | Professional & scientific | 2025 |
| Nexus Bids Ltd | Professional & scientific | 2025 |
| Nexus Green Limited | Construction | 2015 |
| Nexus Link Automated Limited | Information & communication | 2024 |
| Nexus One Holdings Limited | Financial services | 2026 |
| Nexus One Properties Limited | Real estate | 2024 |
| Nexus SIX Consultancy Ltd | Information & communication | 2014 |
| Nexvora Commerce Ltd | Wholesale & retail | 2026 |
| Nexwaheed Ltd | Wholesale & retail | 2026 |
| Nexwave Admin Limited | Administrative & support | 2026 |
| Nexwave People Limited | Administrative & support | 2024 |
| Nexx Cricket Ltd | Manufacturing | 2021 |
| Nexxolo Ltd | Information & communication | 2023 |
| Nexy Retail Limited | Wholesale & retail | 2026 |
| NEZ Development Limited | Information & communication | 2013 |
| NF Group Ltd | Professional & scientific | 2026 |
| NF84 Limited | Transport & logistics | 2024 |
| Nfaco Financial Advisory Services (UK) Ltd | Professional & scientific | 2002 |
| Nfaco Marketing Services Private Limited | Professional & scientific | 2020 |
| NG CR Limited | Administrative & support | 2017 |
| NG Manufacturing & Machining Ltd | Manufacturing | 2023 |
| NG Medcare Ltd | Health & social care | 2022 |
| NG Orthodontics Ltd | Health & social care | 2023 |
| NG Staffing Solutions Limited | Administrative & support | 2022 |
| Niagracart Limited | Wholesale & retail | 2025 |
| Niccare Limited | Health & social care | 2022 |
| Nice 1 Limited | Financial services | 2007 |
| Nice and Fresh Ltd | Administrative & support | 2017 |
| Nice to BE Natural Ltd | Other services | 2014 |
| Nice Writers Ltd | Information & communication | 2024 |
| Niceday Properties Ltd | Real estate | 2020 |