| Nico Ambasadore Construct Limited | Construction | 2018 |
| Nico Valley Limited | Real estate | 2024 |
| Nicol Hughes Foodservice Ltd | Hospitality | 1960 |
| Nicola Hunt PR Limited | Administrative & support | 2000 |
| Nicolai Holdings Ltd | Information & communication | 2022 |
| Nicusor P Limited | Transport & logistics | 2018 |
| Niels Larsen Limited | Manufacturing | 1995 |
| Nihal Build Ltd | Construction | 2022 |
| Nihil II Omnia Ltd | Information & communication | 2023 |
| Nikhil Jathavedan Ltd | Health & social care | 2023 |
| Nikki K Ltd | Real estate | 2017 |
| Nikrithap Limited | Real estate | 2025 |
| Nikshvi Estates Limited | Real estate | 2025 |
| Nilambar Ltd | Information & communication | 2024 |
| Nimbus Exterior Maintenance Ltd | Construction | 2026 |
| Nime Solutions Limited | Professional & scientific | 2010 |
| Nimkal Consultancy Limited | Information & communication | 2015 |
| Nimra Trading Limited | Wholesale & retail | 2025 |
| Nimrat S Ltd | Transport & logistics | 2017 |
| Nimrita Property Ltd | Real estate | 2023 |
| Nina Consulting Group Limited | Information & communication | 2026 |
| Nine Robinhood Limited | Real estate | 2020 |
| Nine Zero Appliances Ltd | Wholesale & retail | 2026 |
| Ninedrop Ltd | Information & communication | 2017 |
| NINETEEN73 Logistics Limited | Transport & logistics | 2021 |
| Ningolai Ltd | Real estate | 2026 |
| Niosie Ltd | Administrative & support | 2015 |
| Nira London Ltd | Wholesale & retail | 2024 |
| Niramaya Physio Ltd | Health & social care | 2026 |
| Niranjan Property Ltd | Real estate | 2025 |
| Nirat Property Ltd | Real estate | 2023 |
| Niravani Properties Limited | Real estate | 2022 |
| Nirbhau Transport Limited | Transport & logistics | 2024 |
| Nirmal Constructions Ltd | Real estate | 2014 |
| Nirvana & Shawn Ltd | Information & communication | 2026 |
| Nirvana Massage Ltd | Other services | 2025 |
| Nirvana Yoga Limited | Health & social care | 2022 |
| Nirvanasoft Limited | Information & communication | 2013 |
| Nischal Sports Group Ltd | Other services | 2018 |
| Nishaany Ltd | Wholesale & retail | 2025 |
| Nishka Pharma Services Ltd | Public administration | 2019 |
| Nishtechuk Ltd | Information & communication | 2025 |
| Nismo Financials Ltd | Professional & scientific | 2023 |
| Nismo Holdings Limited | Information & communication | 2023 |
| Nisys UK Ltd | Information & communication | 2019 |
| Niyaco Limited | Administrative & support | 2014 |
| Niyaz Enterprises Limited | Transport & logistics | 2024 |
| NJ Integrated Solutions Ltd | Manufacturing | 2025 |
| NJ Personal Training Ltd | Arts & recreation | 2025 |
| NJ Restaurant Private Ltd | Hospitality | 2025 |
| NJ Scaffolding Ltd | Construction | 2024 |
| NJF Education Ltd | Education | 2025 |
| NJP Group Limited | Real estate | 2019 |
| NK Corporation Ltd | Administrative & support | 2016 |
| NK Juice Limited | Manufacturing | 2023 |
| NK Karz Limited | Transport & logistics | 2025 |
| NK Navya Limited | Wholesale & retail | 2025 |
| NK Project Solutions Ltd | Administrative & support | 2014 |
| NK Travel Ltd | Administrative & support | 2020 |
| Nk.Inspire Ltd | Wholesale & retail | 2020 |
| NK47 Ltd | Construction | 2026 |
| NKK Legal Ltd | Other services | 2024 |
| NKN Construction Ltd | Construction | 2022 |
| NKN Property Ltd | Real estate | 2026 |
| NLH Property Investments Ltd | Real estate | 2023 |
| NM Consult Ltd | Professional & scientific | 2011 |
| NM Innovations Ltd | Information & communication | 2024 |
| Nmdsports Ltd | Wholesale & retail | 2025 |
| Nmed Ltd | Professional & scientific | 2015 |
| NMT Capital Ltd | Financial services | 2023 |
| NNM Property Management Ltd | Real estate | 2023 |
| Nnpp Limited | Construction | 2020 |
| NO Further Action Clothing Ltd | Wholesale & retail | 2026 |
| NO Ketchup Holdings Ltd | Hospitality | 2025 |
| NO Knots Chartering Limited | Wholesale & retail | 2000 |
| NO Looking Back Holdings Limited | Financial services | 2018 |
| NO Looking Back Practice Solutions Limited | Administrative & support | 2018 |
| NO.5 Automation Limited | Information & communication | 2016 |
| Noa's Cafe 1 Limited | Hospitality | 2024 |
| Noa's Cafe 2 Limited | Hospitality | 2024 |
| Noa's Cafe 3 Limited | Hospitality | 2024 |
| Noa's Cafe 4 Limited | Hospitality | 2024 |
| Noa's Cafe 5 Limited | Hospitality | 2024 |
| Noah Transport Ltd | Transport & logistics | 2023 |
| Nobel Services Ltd | Administrative & support | 2026 |
| Noble Aviator Ltd | Manufacturing | 2015 |
| Noble Brew Limited | Hospitality | 2023 |
| Noble Drive Ltd | Wholesale & retail | 2025 |
| Noble PMO Ltd | Real estate | 2024 |
| Noetrix Consulting Limited | Information & communication | 2026 |
| NOI Films Ltd | Information & communication | 2024 |
| Noir Exec Limited | Administrative & support | 2018 |
| Noire Historia Ltd | Wholesale & retail | 2020 |
| NOK Corporation Ltd | Hospitality | 2022 |
| Nolan & Sons Recycling Ltd | Wholesale & retail | 2026 |
| Nomad Import Export Ltd | Wholesale & retail | 2024 |
| Nomad Movers Ltd | Transport & logistics | 2026 |
| Nomoi Ltd | Information & communication | 2020 |
| Nonomeri Ltd | Real estate | 2022 |
| Noodle Nook Restaurant Ltd | Hospitality | 2026 |