| Engage Research Limited | Professional & scientific | 2005 |
| Euroframes Limited | Real estate | 1971 |
| FAB in Forty Ltd | Health & social care | 2013 |
| Fabco Sanctuary Limited | Manufacturing | 2008 |
| Farraday Limited | Administrative & support | 2009 |
| FC Urban Limited | Arts & recreation | 2023 |
| FH Brother Limited | Manufacturing | 2026 |
| Field Identity Limited | Information & communication | 2017 |
| Firm-Fix Roofing and Guttering Ltd | Construction | 2024 |
| Floramat Properties Limited | Real estate | 2022 |
| Florence Court (Oval Road) Management Company Limited | Households | 2016 |
| Flying Cars Innovation Limited | Administrative & support | 2018 |
| FM Landscapes Ltd | Administrative & support | 2022 |
| Foot Factor Ltd. | Other services | 2012 |
| Forest Hospice Limited | Agriculture & fishing | 2024 |
| Functional Health Solutions Limited | Health & social care | 2020 |
| Gilbert George Limited | Construction | 2009 |
| Ginkgo Landscape Contractors Limited | Administrative & support | 2007 |
| Golf Quarterly Ltd | Information & communication | 2017 |
| Gradhomes Ltd | Hospitality | 2020 |
| Granpromo Plus Ltd | Wholesale & retail | 2022 |
| Ground Coffee Club Ltd | Wholesale & retail | 2021 |
| GU9 Creative Limited | Professional & scientific | 2005 |
| GUY Preston Consultancy Limited | Arts & recreation | 2006 |
| H & H Fulham Ltd | Wholesale & retail | 2010 |
| H & H Putney Ltd | Wholesale & retail | 2010 |
| H & H Wimbledon Ltd | Wholesale & retail | 2010 |
| H & I Valor Group Ltd | Financial services | 2026 |
| H & I Valor Investments Ltd | Real estate | 2026 |
| H. G. Sumner Limited | Education | 2016 |
| Hanker Ltd | Professional & scientific | 2018 |
| Hercules Wimbledon Athletic Club C.I.C. | Arts & recreation | 2013 |
| Hillview Associates Limited | Hospitality | 1997 |
| Hina Cairns Ltd | Professional & scientific | 2019 |
| Holdterm Residents Management Limited | Households | 1988 |
| Hologramica Ltd | Information & communication | 2009 |
| Holonet Projection Ltd | Manufacturing | 2016 |
| Honeybee Limited | Real estate | 2000 |
| Hunter Daly Ltd. | Information & communication | 2015 |
| Ignite Your Brilliance Ltd | Professional & scientific | 2006 |
| Imperial Interiors Ltd | Construction | 2016 |
| IMS Entertainment Holdings Limited | Financial services | 2025 |
| IMS Sports & Entertainment Limited | Financial services | 2024 |
| Infraquest Limited | Professional & scientific | 2011 |
| Inter Island Shipping & Travel Limited | Transport & logistics | 2004 |
| International Development Technologies Ltd | Construction | 2012 |
| Invest Italia 2007 Limited | Real estate | 2007 |
| J E R Limited | Administrative & support | 2004 |
| J. P. Hodgson Software Limited | Information & communication | 1994 |
| Jackpot Productions Limited | Administrative & support | 2009 |
| Jemima Shaw Ltd | Professional & scientific | 2025 |
| Kelly Health Care Limited | Health & social care | 2014 |
| Kemble Hall Management Limited | Households | 1990 |
| Kirke Consulting Ltd | Professional & scientific | 2016 |
| Knightsbridge Building Company Limited | Real estate | 2000 |
| KNT Construction ET Amenagement Ltd | Construction | 2023 |
| Kraken Marine Limited | Manufacturing | 2021 |
| Kraken Technology Group Limited | Manufacturing | 2020 |
| Kraken Works Limited | Arts & recreation | 2017 |
| KTP Management Services Limited | Real estate | 2006 |
| Kukadia Ltd | Other services | 2019 |
| Kunye Limited | Health & social care | 2015 |
| Kvfood Group Ltd | Hospitality | 2024 |
| Ladygrey Property Advisors Ltd | Construction | 1989 |
| Laird Ward Wealth Management Limited | Financial services | 2020 |
| Langfordparc Limited | Administrative & support | 2011 |
| Leadenhall Analytical Services Ltd | Professional & scientific | 2024 |
| Legal & Commercial Management Limited | Professional & scientific | 2009 |
| Leonard Architecture Limited | Professional & scientific | 2008 |
| Liberty Two Group Limited | Construction | 2020 |
| Liquidnet Limited | Information & communication | 2003 |
| Loans 2 Go Limited | Financial services | 2002 |
| Locate Spaces Ltd | Real estate | 2013 |
| Lokma Lakeside Property Ltd | Hospitality | 2024 |
| Lokma Westfield Stratford Limited | Hospitality | 2021 |
| Lumin Care Ltd | Health & social care | 2023 |
| Managed Payphones Limited | Professional & scientific | 1991 |
| Marshall Media Business Affairs LLP | | 2012 |
| Mayhew Harper Associates Limited | Professional & scientific | 2002 |
| MDV Europe (UK) Limited | Wholesale & retail | 2017 |
| Melville Property Consultancy Ltd. | Real estate | 2003 |
| Mendall Ltd | Other services | 2021 |
| Miles Agency Ltd | Other services | 2011 |
| Millbrooke Court Management Limited | Real estate | 2012 |
| Miyake Setsubi Ltd | Construction | 2019 |
| Molto Luce UK Limited | Wholesale & retail | 2023 |
| Moreface Limited | Information & communication | 2024 |
| Mortlake Consulting Limited | Professional & scientific | 2010 |
| Muhendo Ventures Limited | Professional & scientific | 2024 |
| Museum Associates International Limited | Professional & scientific | 2013 |
| MW Enterprise Works Limited | Professional & scientific | 2015 |
| MX Consulting Services Limited | Professional & scientific | 2003 |
| Network Medical Middle East Limited | Administrative & support | 2016 |
| North House Residents Limited | Households | 1989 |
| Northcote Property Partners Ltd | Construction | 2023 |
| NS Modz Ltd | Wholesale & retail | 2019 |
| Numberella Limited | Professional & scientific | 2015 |
| OAT Capital UK LLP | | 2022 |
| OAT Capital UK Services Ltd | Financial services | 2022 |
| Offergate Property Management Limited | Households | 1989 |