| Niven Consultancy Ltd | Other services | 2022 |
| Niventra Group Ltd | Wholesale & retail | 2026 |
| Nixa Brands Ltd | Wholesale & retail | 2022 |
| Nixshaw Property Limited | Real estate | 2019 |
| Niyazi Builders Limited | Real estate | 2021 |
| Niyela Ltd | Wholesale & retail | 2026 |
| Nizamuddin D H Patel Ltd | Professional & scientific | 2015 |
| NJA Couriers Ltd | Transport & logistics | 2015 |
| Njinius Ltd | Information & communication | 2024 |
| NJM Maintenance Limited | Real estate | 2017 |
| Njoy Accommodation Management 1 Ltd | Construction | 2012 |
| Njoy Accommodation Management 2 Ltd | Construction | 2012 |
| Njoy Accommodation Management 3 Limited | Construction | 2018 |
| Njoy Accommodation Management 4 Limited | Construction | 2024 |
| Njoy Accommodation Management 5 Limited | Construction | 2025 |
| Njoy Student Living Limited | Real estate | 2025 |
| NJR Joinery Ltd | Construction | 2019 |
| NJS Training and Interpreting Limited | Professional & scientific | 2022 |
| NK Accounting Services Limited | Professional & scientific | 2023 |
| NK K9 Ltd | Administrative & support | 2026 |
| NK Services Limited | Professional & scientific | 2022 |
| NK Shah Ltd | Construction | 2024 |
| NK Skyline Limited | Wholesale & retail | 2024 |
| NKD Rathnam Trading Ltd | Wholesale & retail | 2022 |
| NKM Distributions Ltd | Wholesale & retail | 2024 |
| Nkqs Limited | Construction | 2016 |
| NKS Services Ltd | Construction | 2023 |
| NL Stephenson Limited | Health & social care | 2025 |
| NLJ Transport Ltd | Transport & logistics | 2018 |
| NLP Design Limited | Professional & scientific | 2011 |
| NM Barbers Limited | Other services | 2025 |
| NM Elite Sports Physiotherapy Consultancy Limited | Health & social care | 2024 |
| NMA Alliance Limited | Administrative & support | 2016 |
| NMB Digital Ltd | Information & communication | 2017 |
| NMG Decor Ltd | Administrative & support | 2010 |
| NMS Accountancy Services Limited | Professional & scientific | 2021 |
| NMS Health Ltd | Health & social care | 2023 |
| NN Khan Properties Ltd | Real estate | 2022 |
| NND Properties Ltd | Real estate | 2020 |
| NNK Estates Ltd | Financial services | 2024 |
| NNS Impex Ltd | Wholesale & retail | 2023 |
| NO Deposit Uber Rental Ltd | Administrative & support | 2025 |
| NO Limits by Sara Ltd | Administrative & support | 2025 |
| No-Match Ltd | Wholesale & retail | 2012 |
| NO1 Top Style Barbers Ltd | Other services | 2018 |
| NO8 Production Ltd | Information & communication | 2024 |
| NOA Automotive Ltd | Wholesale & retail | 2025 |
| Noahs ARK Joinery Ltd | Construction | 2019 |
| Noakes Accountancy Services Limited | Professional & scientific | 2010 |
| Noakes Property Services Limited | Extraterritorial | 2016 |
| Nobel Medicare Limited | Health & social care | 2025 |
| Nobius Ltd | Information & communication | 2019 |
| Noble Auto Rental Limited | Transport & logistics | 2025 |
| Noble Business Consultancy Limited | Professional & scientific | 2010 |
| Noble FM Limited | Administrative & support | 2023 |
| Noble NON Profit | Health & social care | 2019 |
| Noble Services Ltd | Other services | 2023 |
| Noblecontrol Limited | Wholesale & retail | 1992 |
| Nobley&Grey Ltd | Manufacturing | 2026 |
| NOC Consulting Limited | Professional & scientific | 2025 |
| Nocopyrightsounds Limited | Information & communication | 2014 |
| Nofante Limited | Wholesale & retail | 2025 |
| Noid Technologies Ltd | Other services | 2024 |
| Noisy Cricket C.I.C. | Professional & scientific | 2016 |
| Nola Boutique Limited | Wholesale & retail | 2004 |
| Nolan Hardman & Partners Limited | Construction | 1974 |
| Nomad Horizon Group Limited | Wholesale & retail | 2025 |
| Nominate Recruitment Ltd | Administrative & support | 2021 |
| NON Group Limited | Wholesale & retail | 2021 |
| Nonabelian Consulting Ltd | Information & communication | 2026 |
| Nonantea Limited | Hospitality | 2023 |
| Nook & Cranny Bromley Cross Limited | Hospitality | 2020 |
| Nook & Cranny Harwood Limited | Hospitality | 2020 |
| Noor Afzal Limited | Health & social care | 2018 |
| Noor Dates Co. Limited | Wholesale & retail | 2021 |
| Noor Express (Bolton) Ltd | Wholesale & retail | 2024 |
| Noor Halal Butchers (Bolton) Ltd | Wholesale & retail | 2024 |
| Noor Logistics Services Limited | Transport & logistics | 2018 |
| Noordin Ltd | Health & social care | 2025 |
| Nooria Ltd. | Transport & logistics | 2015 |
| Noorie Investments Limited | Real estate | 2026 |
| Noors Services Ltd | Transport & logistics | 2024 |
| Noortec Ltd | Transport & logistics | 2025 |
| Noraci Limited | Wholesale & retail | 2025 |
| Noraizgondal Limited | Construction | 2025 |
| Norbergtech Ltd | Wholesale & retail | 2023 |
| Norbrook Direct Limited | Information & communication | 1998 |
| Norburn Estates Management Ltd | Real estate | 2017 |
| Norc Properties Ltd | Real estate | 2024 |
| Nordic Haulage Limited | Transport & logistics | 2025 |
| Nordpath Ltd | Transport & logistics | 2025 |
| Norello Ltd | Wholesale & retail | 2026 |
| Norland Developments PLC | | 1985 |
| Norlin Compounding Services Limited | Manufacturing | 1981 |
| Norlund Trading Limited | Wholesale & retail | 2025 |
| North & Quarter Ltd | Professional & scientific | 2020 |
| North BIA Ltd | Health & social care | 2017 |
| North House Children`S Nursery Limited | Other services | 2009 |
| North Manchester Driver Training Limited | Education | 2009 |
| North MCR Ltd | Real estate | 2023 |