| Niche Ventures Ltd | Other services | 2009 |
| Nicu Logistic Ltd | Transport & logistics | 2019 |
| Nifresol Limited | Information & communication | 2020 |
| Nightingale Haciendas Ltd | Real estate | 2022 |
| Nihcam Consulting Ltd | Professional & scientific | 2018 |
| Nikec Solutions UK Limited | Information & communication | 1998 |
| Niko Parpac Limited | Construction | 2023 |
| Niko Transport Ltd | Transport & logistics | 2026 |
| Nilad Ltd | Professional & scientific | 2016 |
| Niro & Show UK Limited | Wholesale & retail | 2018 |
| Nitu Courseling Ltd | Education | 2025 |
| Nitu Travel Ltd | Administrative & support | 2025 |
| NJ Investments Group Ltd | Households | 2026 |
| NJC Joinery & Construction Ltd | Manufacturing | 2021 |
| NJP Plasterers Limited | Construction | 2012 |
| NK Plumbing & Eletricals Ltd | Construction | 2026 |
| NKR (Cheshire) Limited | Manufacturing | 2002 |
| NKS Cafe and Restaurant Ltd | Hospitality | 2023 |
| NKS Fish and Chips Ltd | Hospitality | 2024 |
| NKS Investments Properties Ltd | Real estate | 2025 |
| NKS Stores Ltd | Wholesale & retail | 2023 |
| NLH Express Limited | Transport & logistics | 2014 |
| NMF Logistic Ltd | Wholesale & retail | 2025 |
| NMP Ltd | Administrative & support | 2019 |
| Nnaya Family Limited | Real estate | 2025 |
| NO Limit Holdings Limited | Financial services | 2019 |
| NO Mither Limited | Information & communication | 2025 |
| NO.11 the Clinic Limited | Other services | 2025 |
| NO1 for Homes Ltd | Extraterritorial | 2024 |
| Nobbs Logistics Ltd | Transport & logistics | 2024 |
| Nodeapp Ltd | Information & communication | 2026 |
| Noel Booth & Sons Limited | Wholesale & retail | 2004 |
| Nomad Accommodation LLP | | 2022 |
| Nomad Bars Limited | Hospitality | 2023 |
| NON League Football Connections Ltd | Information & communication | 2025 |
| Nonclinical Project Management Limited | Professional & scientific | 2016 |
| Norham House 1034 Limited | Professional & scientific | 2005 |
| Norman Holdings Limited | Professional & scientific | 2020 |
| North West Consort Limited | Other services | 2021 |
| North West Fire and Safety Limited | Administrative & support | 2017 |
| North-West Lettings Ltd | Real estate | 2022 |
| Northern Field & Stream Ltd | Wholesale & retail | 2019 |
| Northern Polymers & Plastics Ltd | Wholesale & retail | 2003 |
| Nortronic Cable Harnessing Ltd | Manufacturing | 2000 |
| NOT Looking Ltd | Other services | 2025 |
| Notecave Ltd | Information & communication | 2017 |
| Nova LEE XO Limited | Other services | 2024 |
| Nova Shop 2024 Ltd | Hospitality | 2025 |
| Nova Video & Photography Ltd | Information & communication | 2020 |
| Novacogs Ltd. | Information & communication | 2016 |
| Novahome Maintenance Ltd | Construction | 2022 |
| Novanutri Ltd | Wholesale & retail | 2010 |
| Novare Cheshire Developments Limited | Construction | 2018 |
| Novasonix Group UK Ltd | Wholesale & retail | 2026 |
| Novum Waste Recycling Limited | Water & waste | 2021 |
| Novus Environmental Services Limited | Professional & scientific | 2005 |
| Novus Properties Cheshire Ltd | Professional & scientific | 2019 |
| Nowley Ltd | Information & communication | 2018 |
| NPB Marketing Limited | Professional & scientific | 2025 |
| NPS Estate Ltd | Real estate | 2020 |
| NPS2020 Ltd | Real estate | 2020 |
| NRC Projects Limited | Manufacturing | 2018 |
| NSC2 Investments Limited | Financial services | 2024 |
| Nspi Madeley Heath Limited | Construction | 2021 |
| NSW Natan Furniture Ltd | Construction | 2021 |
| Nuah Barber Ltd | Other services | 2025 |
| NUB News Limited | Information & communication | 2018 |
| Nuderm Clinic Limited | Health & social care | 2024 |
| Nuno Catering Limited | Hospitality | 2020 |
| Nurture Beauty Co Ltd | Manufacturing | 2017 |
| Nutra Vend Ltd | Wholesale & retail | 2025 |
| Nuttall's Amusements Ltd | Extraterritorial | 2019 |
| Nutu Ltd | Transport & logistics | 2025 |
| NVL (2016) Limited | Financial services | 2016 |
| NW Convenience Super Store Ltd | Wholesale & retail | 2020 |
| NW Firetech Solutions Ltd | Construction | 2025 |
| Nwfe Limited | Professional & scientific | 2018 |
| O Wellness Ltd | Wholesale & retail | 2025 |
| O&E Hazel Developments Ltd | Construction | 2025 |
| O'Brien Racing Limited | Professional & scientific | 2004 |
| O'Reilly's Tanker Services Limited | Other services | 2017 |
| O-Gen UK Limited | Administrative & support | 2008 |
| O.C.E.A.N. [Cheshire] Limited | Other services | 2010 |
| Oak Moss Group Limited | Extraterritorial | 2023 |
| Oak Moss Property Services Limited | Construction | 2022 |
| Oak Transport Ltd | Transport & logistics | 2020 |
| Oak Tree Court(Management)Ltd | Hospitality | 1965 |
| Oakhanger Coaching Limited | Professional & scientific | 2013 |
| Oakhanger Equestrian Centre Limited | Arts & recreation | 2002 |
| Oakhanger Riding Centre Limited | Arts & recreation | 2008 |
| Oakhouse Property Holdings Limited | Real estate | 2016 |
| Oakhouse Ventures Ltd | Real estate | 2013 |
| Oakley Fencing Gates & Landscaping Ltd | Administrative & support | 2024 |
| Oakmont Steel Doors Ltd | Manufacturing | 2025 |
| Oakridge (Cheshire) Limited | Wholesale & retail | 1990 |
| Oasis Pubs Crewe Ltd | Hospitality | 2013 |
| Obcon Solutions Limited | Financial services | 2010 |
| OBT Synergy Ltd | Administrative & support | 2020 |
| Occlude Care Ltd | Health & social care | 2022 |
| Ocean New Beauty Ltd | Wholesale & retail | 2024 |