| Munstone House Limited | Hospitality | 2012 |
| Murmurate Digital Limited | Information & communication | 2026 |
| Muse Parfums Ltd | Wholesale & retail | 2024 |
| Mustard Seed Investments Limited | Real estate | 2012 |
| MV Decs Limited | Construction | 2011 |
| MVF Builders Limited | Construction | 2011 |
| MVF Mobility Solutions Ltd | Construction | 2022 |
| MW Construction Trustee Ltd | Professional & scientific | 2025 |
| MW Engineering Comp Limited | Professional & scientific | 2024 |
| MW Fabrications Limited | Manufacturing | 2020 |
| My City Haven Limited | Hospitality | 2017 |
| Myatt Property Developments Ltd | Real estate | 2025 |
| MYD Group Holdings Ltd | Professional & scientific | 2026 |
| Myles Group Ltd | Wholesale & retail | 2018 |
| Mynde Farms Limited | Agriculture & fishing | 1996 |
| N & H Mitchell Limited | Manufacturing | 2017 |
| N Baker Property Limited | Real estate | 2023 |
| N C Pegler Ltd | Other services | 2011 |
| N G Europe Limited | Extraterritorial | 2003 |
| N H Jones (Plant Hire) Limited | Construction | 1996 |
| N J Electrical Services Limited | Construction | 2015 |
| N K Farming Limited | Agriculture & fishing | 2011 |
| N&D Corporate Limited | Wholesale & retail | 2025 |
| N. I. Cockburn Limited | Agriculture & fishing | 2013 |
| N.R. Evans & Co Accountants Limited | Professional & scientific | 2003 |
| N8 Homes Limited | Real estate | 2015 |
| N8 Living Limited | Professional & scientific | 2012 |
| NA Couriers Ltd | Transport & logistics | 2025 |
| Naboth's Garden Limited | Construction | 2015 |
| Naka Consultants Limited | Information & communication | 2016 |
| Nakt Limited | Health & social care | 2023 |
| Nanis Limited | Hospitality | 2026 |
| Nannys Bakes Ltd | Hospitality | 2025 |
| Napteq Ltd | Information & communication | 2019 |
| Narpad RAD Reporting Ltd | Professional & scientific | 2019 |
| Nash Brown Developments Ltd | Construction | 2018 |
| Nash Building & Damp Renovations Limited | Construction | 2016 |
| Nash Rocks Aggregates Ltd | Extraterritorial | 2009 |
| Nathapam Global Outsourcing UK International Limited | Administrative & support | 2025 |
| National Association of Re-Enactment Societies Limited | Other services | 2011 |
| Nationwide Pallets Ltd | Manufacturing | 2011 |
| Natron Limited | Professional & scientific | 1996 |
| Nattyzap Ltd | Financial services | 2015 |
| Nature's Whispers Ltd | Professional & scientific | 2026 |
| Natures Intuitive Limited | Health & social care | 2016 |
| Nawr Music Ltd | Wholesale & retail | 2026 |
| Nayar Developments Ltd. | Construction | 2025 |
| Nayar Property Group Limited | Construction | 2025 |
| Nayler & Co Ltd | Manufacturing | 2022 |
| NBD Medical Group Limited | Professional & scientific | 2025 |
| NC Wind Limited | Other services | 2023 |
| NCD Freight Limited | Transport & logistics | 2016 |
| NDS Commercial Holdings Ltd | Real estate | 2023 |
| Nead Developments Ltd | Real estate | 2019 |
| Nead Housing Limited | Real estate | 2020 |
| Neal's Yard Creamery Limited | Manufacturing | 1984 |
| Neath Delicatessen Limited | Wholesale & retail | 2024 |
| NED Potter Car Sales Limited | Wholesale & retail | 2020 |
| NED Potter Limited | Wholesale & retail | 1999 |
| Needs Wishes and Dreams (Hereford) Ltd | Health & social care | 2017 |
| Neil Richards Consulting Limited | Professional & scientific | 2017 |
| Neil Wainwright Farming Ltd | Wholesale & retail | 2013 |
| NEL Bubble Tea Ltd | Hospitality | 2024 |
| Neld Engineering Limited | Professional & scientific | 2025 |
| Neon Heating and Boiler Services Limited | Construction | 2012 |
| Netherend Farm Limited | Agriculture & fishing | 2010 |
| Netsolva Limited | Information & communication | 2006 |
| Network Data Services Limited | Information & communication | 2016 |
| New 2 YOU Caravans Limited | Wholesale & retail | 2024 |
| New 2 YOU Lettings Ltd | Real estate | 2025 |
| New Athens Architecture Limited | Professional & scientific | 2022 |
| New Barn Homes Ltd | Construction | 2021 |
| New Construct Limited | Professional & scientific | 2018 |
| New Dawn Energy Ltd | Construction | 2010 |
| New House Textiles Limited | Manufacturing | 1945 |
| New Inn Trading Ltd | Hospitality | 2020 |
| New Life, Love Limited | Real estate | 2022 |
| New Mills Leisure Limited | Agriculture & fishing | 1981 |
| New Model Institute for Technology and Engineering | Education | 2013 |
| New Wing Sing Ltd | Hospitality | 2011 |
| Newhope Property Investments Ltd | Households | 2026 |
| Newlands Holdings Ltd | Real estate | 1991 |
| Newlook Bath Services | | 1991 |
| Newman Design Limited | Professional & scientific | 2017 |
| Newport Partners Limited | Professional & scientific | 2019 |
| Newsham Drive Limited | Real estate | 2015 |
| Newson & Nicholson Solutions Limited | Administrative & support | 2010 |
| Newton Meadow Management (NO. 2) Limited | Real estate | 1990 |
| Newton Meadow Management (NO.1) Limited | Real estate | 1990 |
| Newtown Road (Hereford) Management Company Limited | Real estate | 2005 |
| Nexdynamic Limited | Information & communication | 2012 |
| Nexora Partners Ltd | Professional & scientific | 2026 |
| Nextera Building Energy Consultants Ltd | Construction | 2025 |
| Nexus Dairy Ltd | Professional & scientific | 2026 |
| Nexus Global Sports Ltd | Wholesale & retail | 2018 |
| Nexusrms Limited | Information & communication | 2026 |
| Nfto Trading Limited | Administrative & support | 2015 |
| NG Associates (UK) Limited | Professional & scientific | 2011 |
| Ngage Consulting Ltd | Professional & scientific | 2020 |
| Nhluxe Limited | Real estate | 2025 |