| Northstream Consulting LP | | 2017 |
| Northstream Systems LP | | 2017 |
| Northstreet Limited | Transport & logistics | 2003 |
| Northtech SOLUTION1 Limited | Wholesale & retail | 2019 |
| Northumberland Hotel LLP | | 2009 |
| Northumberland Merchants Limited | Financial services | 2018 |
| Northumberland Taxis Limited | Transport & logistics | 2007 |
| Northvale Commerce LP | | 2019 |
| Northway Digital Limited | Information & communication | 2025 |
| Northwestern/Patron Scotland LP | | 2004 |
| Northwynd Limited | Professional & scientific | 2000 |
| Nortilde Design LP | | 2014 |
| Nortlight Inventions Trade LP | | 2012 |
| Norton Corporation LP | | 2016 |
| Norton Investment Capital LP | | 2016 |
| Norton Investment Management Ltd | Extraterritorial | 2012 |
| Norvale Management LP | | 2013 |
| Norvex United L.P. | | 2012 |
| Norville Enterprise LP | | 2012 |
| Norvitex Impex LP | | 2017 |
| Norvito Trade Holdings LP | | 2018 |
| Norvito Trade LP | | 2016 |
| Norvyn Global Commerce Ltd | Wholesale & retail | 2026 |
| Norwell Investments L.P. | | 2011 |
| Norwich Sales LP | | 2015 |
| Norwoods Group (Holdings) Ltd | Financial services | 2026 |
| Norwoods Properties Ltd | Real estate | 2026 |
| Norwoods Vehicle Services Ltd | Wholesale & retail | 2026 |
| Nosheenlogistics Limited | Wholesale & retail | 2025 |
| Noshery Ltd | Hospitality | 2019 |
| Noskwell Industries LP | | 2013 |
| Nossis LP | | 2011 |
| Nostalgia Cases Ltd | Wholesale & retail | 2018 |
| Nostalgia Corporation Ltd | Wholesale & retail | 2025 |
| Nostalgia Media Ltd | Information & communication | 2015 |
| Nostro Partnership LP | | 2016 |
| NOT Just Coffee Group Ltd | Hospitality | 2025 |
| NOT Just Coffee Grove Ltd | Hospitality | 2025 |
| NOT Just Coffee Holdings Ltd | Manufacturing | 2021 |
| NOT SO Nice! Ltd | Administrative & support | 2023 |
| Not-Ship Limited | Information & communication | 2025 |
| Note Trade LP | | 2016 |
| Notebillion Limited | Wholesale & retail | 2026 |
| Noteperfect Limited | Professional & scientific | 1999 |
| Nothing BUT Trouble Ltd | Administrative & support | 2016 |
| Notion Amber I Carried Interest LP | | 2016 |
| Notion Amber I General Partner LLP | | 2016 |
| Notion Amber I LP | | 2016 |
| Notion Capital Carried Interest GP LLP | | 2015 |
| Notion Capital III Carried Interest GP LLP | | 2015 |
| Notion Capital III Carried Interest LP | | 2015 |
| Notion Capital IV Carried Interest GP LLP | | 2019 |
| Notion Capital IV Carried Interest LP | | 2019 |
| Notion Capital Opportunities Carried Interest GP LLP | | 2016 |
| Notion Capital Opportunities Carried Interest LP | | 2016 |
| Notion Capital Opportunities II Carried Interest GP LLP | | 2020 |
| Notion Capital Opportunities II Carried Interest LP | | 2020 |
| Notion Capital Partners Carried Interest GP Limited | Administrative & support | 2011 |
| Notion Capital Partners Carried Interest LP | | 2012 |
| Notion Therapy Ltd | Health & social care | 2025 |
| Notiqen Lead Alerts Ltd | Information & communication | 2026 |
| Notix FOX Ltd | Wholesale & retail | 2026 |
| Notjustanyman Limited | Transport & logistics | 2025 |
| Notmans Auto Arch Ltd | Wholesale & retail | 2022 |
| Notmyex Ltd | Information & communication | 2025 |
| Noto Restaurants Ltd | Hospitality | 2019 |
| Notok Limited | Hospitality | 2025 |
| Notosh Limited | Education | 2009 |
| Nott Edinburgh Ltd | Wholesale & retail | 2023 |
| Notting Group LP | | 2017 |
| Notum Associates Ltd | Professional & scientific | 2007 |
| Notum Property Services Ltd | Real estate | 2011 |
| Noucamp SP | | 2001 |
| Noumena Capital Ltd | Information & communication | 2020 |
| Nour & Zahra Limited | Health & social care | 2026 |
| Nourelia Group LP | | 2018 |
| Nourish (Scotland) | Other services | 2012 |
| Nourished Ltd | Hospitality | 2024 |
| Nourishnova Solutions Ltd | Extraterritorial | 2025 |
| Noury Trading LP | | 2013 |
| Nous Expansion LP | | 2022 |
| Nouveau Hairdressing Limited | Other services | 2005 |
| Nova (GP) Scotland Limited | Administrative & support | 2005 |
| Nova Boxer UK One LP | | 2007 |
| Nova Boxer UK Two LP | | 2007 |
| Nova Caledonia Estates Limited | Real estate | 2026 |
| Nova Capital CI Investments II LP | | 2021 |
| Nova Capital CI Investments LP | | 2005 |
| Nova Capital GP Investments II LP | | 2005 |
| Nova Capital GP Investments III LP | | 2007 |
| Nova Capital GP Investments IV LP | | 2011 |
| Nova Capital GP Investments IX LP | | 2015 |
| Nova Capital GP Investments LP | | 2005 |
| Nova Capital GP Investments V LP | | 2011 |
| Nova Capital GP Investments VI LP | | 2012 |
| Nova Capital GP Investments VII LP | | 2013 |
| Nova Capital GP Investments Viii LP | | 2014 |
| Nova Capital GP Investments X LP | | 2018 |
| Nova Capital GP Investments XI LP | | 2018 |
| Nova Capital GP Investments XII LP | | 2019 |