| Nishmit Limited | Information & communication | 2018 |
| Nistrom Property & Care Ltd | Administrative & support | 2018 |
| Nitkya Ltd | Wholesale & retail | 2022 |
| Nixon Consultancy Ltd | Professional & scientific | 2019 |
| Nixon Developments NW Ltd | Construction | 2026 |
| Nj&S Property Ltd | Real estate | 2025 |
| Njds Enterprises Ltd | Other services | 2024 |
| NJH Property Solutions Limited | Real estate | 2020 |
| Njie's Properties Ltd | Real estate | 2025 |
| NJM Sales Consultancy Ltd | Administrative & support | 2017 |
| NJM Technical Resources Ltd | Information & communication | 2019 |
| NKS Contracting Limited | Construction | 2006 |
| Nl-Its Limited | Information & communication | 2012 |
| NLI Construction Soulutions Limited | Construction | 2025 |
| NM Simpletech Limited | Information & communication | 2014 |
| Nmwebb Ltd | Hospitality | 2020 |
| Nneify Inc Ltd | Administrative & support | 2015 |
| NO Label Arts Community Interest Company | Arts & recreation | 2015 |
| NO.1 Blackpool Ltd | Hospitality | 2021 |
| Noah Zark Limited | Real estate | 2016 |
| Noboysallowed Limited | Wholesale & retail | 2017 |
| Nock Studio Ltd | Hospitality | 2015 |
| Noctua Security NW Ltd | Administrative & support | 2026 |
| Noctua Security Services Ltd | Administrative & support | 2026 |
| Noirwalk Ltd | Wholesale & retail | 2026 |
| Nomad Services Group Ltd | Administrative & support | 2025 |
| Nomos Consulting Ltd | Information & communication | 2015 |
| Nooklands Ltd | Other services | 2014 |
| Noor Seeker Limited | Extraterritorial | 2025 |
| Nootle Ltd | Information & communication | 2014 |
| Norbreck Court Limited | Households | 1985 |
| Norbreck Tile Centre Limited | Wholesale & retail | 2015 |
| Norcash Limited | Wholesale & retail | 2006 |
| Nordelph BC Limited | Administrative & support | 2023 |
| Nordelph Business Solutions Limited | Professional & scientific | 2012 |
| Nordstan Ltd | Professional & scientific | 2025 |
| Norkeed Court Management Company Limited | Households | 1984 |
| Norman House Independant School Ltd | Education | 2024 |
| Norman Jackson Contractors Limited | Construction | 1970 |
| Normoss Limited | Real estate | 2019 |
| Normoss Pharmacy Limited | Wholesale & retail | 2002 |
| Normoss Point Limited | Real estate | 2020 |
| Norspace Service Ltd | Wholesale & retail | 2025 |
| North Barbershop Ltd | Other services | 2025 |
| North Lancashire Cleaning Company Ltd | Other services | 2008 |
| North Property Management UK Ltd | Real estate | 2019 |
| North Riding Classic Buses Ltd | Extraterritorial | 2013 |
| North River Consultants Ltd | Professional & scientific | 2021 |
| North Shore Accountants Limited | Professional & scientific | 2022 |
| North Shore DIY Limited | Wholesale & retail | 2020 |
| North Shore Leisure Limited | Hospitality | 2002 |
| North Tank Casts Ltd | Wholesale & retail | 2025 |
| North Tigers Ltd | Wholesale & retail | 2019 |
| North Travel Ltd | Transport & logistics | 2017 |
| North West Arboricultural Services Ltd | Agriculture & fishing | 2016 |
| North West Auto Doors Ltd | Construction | 2017 |
| North West Care Limited | Health & social care | 2010 |
| North West Commercial Solutions Limited | Administrative & support | 2016 |
| North West Current Ltd | Administrative & support | 2025 |
| North West Developments Ltd | Construction | 2015 |
| North West Driveways and Patios Ltd | Administrative & support | 2023 |
| North West Driveways Ltd | Construction | 2022 |
| North West Electrical Installations Ltd | Construction | 2019 |
| North West Financial Solutions Limited | Financial services | 2016 |
| North West GAS Compliance Ltd | Other services | 2025 |
| North West GAS Services Ltd | Construction | 2016 |
| North West Land and Properties Limited | Administrative & support | 2010 |
| North West Leisure Ltd | Arts & recreation | 2014 |
| North West Rentals Ltd | Real estate | 2020 |
| North West Rigging Ltd | Information & communication | 2015 |
| North West Roofers Ltd | Construction | 2023 |
| North West Safety Deck Ltd | Construction | 2013 |
| North West Staffing Ltd | Administrative & support | 2025 |
| North West Steelcraft Limited | Manufacturing | 2016 |
| North West Tiling Contractors Limited | Construction | 2011 |
| Northdene (Blackpool) Limited | Hospitality | 2002 |
| Northern Adas Ltd | Wholesale & retail | 2026 |
| Northern Analysis Ltd | Information & communication | 2015 |
| Northern Angling Show Limited | Agriculture & fishing | 2012 |
| Northern Beach Soccer Limited | Education | 2020 |
| Northern Chord Ltd | Arts & recreation | 2025 |
| Northern Community Pathways Children's Residential Services Ltd | Health & social care | 2019 |
| Northern Cremations Limited | Other services | 2014 |
| Northern Damp Proofing Ltd | Construction | 2022 |
| Northern Music Audio Visual Limited | Arts & recreation | 2016 |
| Northern PUB Concepts Ltd | Hospitality | 2024 |
| Northern Star Care Consultancy Ltd | Information & communication | 2025 |
| Northern Star Care Group Ltd | Information & communication | 2025 |
| Northern TEC Ltd | Construction | 2024 |
| Northern Trade Solutions Limited | Construction | 2023 |
| Northern Valve and Fitting Company Ltd | Manufacturing | 2011 |
| Northern Welding Services Ltd | Manufacturing | 2023 |
| Northern(Neon)Lights,Blackpool Limited | Manufacturing | 1958 |
| Northgate Estates Limited | Real estate | 1958 |
| Northgate Partners Global Ltd | Administrative & support | 2026 |
| Northumberland Avenue Management Company Limited | Households | 2026 |
| Northwest Mobile Tyres Ltd | Wholesale & retail | 2026 |
| Northwest Paint Finishes Ltd | Construction | 2022 |
| Northwest Pawnbrokers Limited | Extraterritorial | 2022 |
| Northwest Pearl Roofing and Maintenance Limited | Construction | 2023 |