| Fitzgerald Motors Limited | Wholesale & retail | 2015 |
| Fitzrovia Decorating Ltd | Construction | 2020 |
| Fizz&Friends Ltd | Hospitality | 2021 |
| Foremost Coatings Limited | Manufacturing | 2012 |
| Fractional Leaders Ltd | Professional & scientific | 2023 |
| Franklin Computing Limited | Information & communication | 1988 |
| Franklinwest Limited | Construction | 2002 |
| Friends Cars Ltd | Transport & logistics | 2022 |
| FRY Window Controls Limited | Construction | 2017 |
| G & a Autos Ltd | Wholesale & retail | 2023 |
| G D L Motor Services Limited | Wholesale & retail | 2011 |
| G. Moss (Joiners & Builders) Limited | Construction | 1989 |
| G.I.J.B. Ltd | Professional & scientific | 2012 |
| Galloway Horsebox Hire Ltd | Administrative & support | 2011 |
| Garbela Homes (Edenbridge) Ltd | Real estate | 2025 |
| Garbela Homes Ltd. | Real estate | 2018 |
| Garbela Ltd | Construction | 2019 |
| Gargoyle Productions Limited | Information & communication | 2004 |
| Garner Homes Investments Limited | Real estate | 2016 |
| Garner Homes Limited | Real estate | 1998 |
| Garrett Appliances Limited | Wholesale & retail | 2013 |
| Garth Court Residents' Association (Lingfield) Limited | Households | 1989 |
| Garuara Estates Limited | Agriculture & fishing | 1947 |
| Gemma Armstrong Design Ltd | Professional & scientific | 2019 |
| Gibbs Tools & Equipment Limited | Real estate | 2013 |
| Gifts With a Purpose Ltd | Wholesale & retail | 2020 |
| Gleam Team Surrey Limited | Administrative & support | 2023 |
| Glenbauer Limited | Professional & scientific | 2019 |
| Glenside Courtyard Management Company Ltd | Households | 2006 |
| Grace Designs Limited | Extraterritorial | 2013 |
| Great Scott Games Ltd | Information & communication | 2010 |
| Green Space Construction Ltd | Construction | 2013 |
| Groom Barbers Limited | Other services | 2016 |
| Grooving Concrete Ltd | Construction | 2024 |
| Gully Waste Services Limited | Water & waste | 2026 |
| H Christopher Construction Ltd | Construction | 2024 |
| H.E.Baldry(Haulage)Limited | Transport & logistics | 1974 |
| HA Career Academy Ltd | Education | 2026 |
| Halt Bridge Developments Limited | Real estate | 2004 |
| Harmony 4 Ltd | Other services | 2019 |
| Harmsworth Marketing Services Limited | Professional & scientific | 1993 |
| Harradine & Co Limited | Real estate | 2017 |
| Hartward Limited | Professional & scientific | 1997 |
| Haus Developments LLP | | 2013 |
| Haxted Farm Limited | Agriculture & fishing | 2023 |
| Hayter & Smythe Joinery Limited | Construction | 2013 |
| Haywardens Management Co. Limited | Real estate | 1970 |
| HD Clift Properties Ltd | Real estate | 2022 |
| Healthcare Systems Solution Limited | Wholesale & retail | 2023 |
| Hearnden Associates Ltd | Financial services | 2006 |
| Hearplay Limited | Information & communication | 2023 |
| Heat Company (Lingfield) Limited | Construction | 2012 |
| Heat Mode Plumbing & Heating Ltd | Construction | 2017 |
| Helm Crag Consulting Limited | Information & communication | 2026 |
| Herons Bonsai Limited | Agriculture & fishing | 1987 |
| Hetherington Court Management Limited | Households | 2006 |
| High Impact Business Coaching Ltd | Education | 2024 |
| High Spec Mobile Paint Repair Service Ltd | Wholesale & retail | 2013 |
| Himalayan Literacy and Education Support Fund | Education | 1999 |
| Holden’S Grab Ltd | Transport & logistics | 2023 |
| Holly Court Management Company (South Norwood) Limited | Real estate | 2005 |
| Honey Hill Farm Limited | Agriculture & fishing | 2020 |
| Hot Capital Global Ltd | Financial services | 2022 |
| House of Alexander Ltd | Professional & scientific | 2010 |
| HR Rewired People Consultancy Ltd | Professional & scientific | 2025 |
| Hydro Knights Ltd | Construction | 2025 |
| Icon Services Limited | Professional & scientific | 2003 |
| Image Scaffolding Ltd | Construction | 2018 |
| Impact Flooring Specialists Limited | Construction | 2009 |
| Impress Branded Ltd | Wholesale & retail | 2020 |
| Impression Group Ltd | Extraterritorial | 2025 |
| Impression Ltd | Extraterritorial | 2025 |
| Impression Ventures Services Ltd | Administrative & support | 2025 |
| Impression Ventures Treasury Ltd | Financial services | 2025 |
| IN Autos Limited | Wholesale & retail | 1998 |
| Indigo Planet Consultancy Limited | Professional & scientific | 2016 |
| Inkroom Cosmetics Ltd | Other services | 2019 |
| Insideout Artlab Limited | Construction | 2026 |
| Insightful Docs Ltd | Information & communication | 2025 |
| Inspirational Living Limited | Administrative & support | 2018 |
| Intelligent DS Ltd | Professional & scientific | 2019 |
| Intrepid Games Limited | Wholesale & retail | 2019 |
| Invicto Group Limited | Construction | 2022 |
| ION Electrical Installations Ltd | Extraterritorial | 2023 |
| Iven Holdings Ltd | Financial services | 2025 |
| Iven Opportunity 2 Ltd | Extraterritorial | 2025 |
| Iven Thailand Ltd | Extraterritorial | 2025 |
| Ivydene Properties Limited | Real estate | 2018 |
| J Garner Limited | Construction | 2011 |
| J Rush Limited | Professional & scientific | 2024 |
| J.K Freight & Shipping Ltd | Transport & logistics | 2015 |
| Jacob Morris Media Ltd | Information & communication | 2019 |
| Jardim Homes Ltd | Real estate | 2024 |
| JAW Consultants Limited | Administrative & support | 2015 |
| Jems Properties Limited | Financial services | 2007 |
| Jersey.Skin Ltd | Other services | 2024 |
| Jesmor Properties Ltd | Extraterritorial | 2002 |
| JF Enforcement Ltd | Professional & scientific | 2023 |
| JNG Consultancy Ltd | Professional & scientific | 2025 |
| Jobet Ltd | Construction | 2023 |