| FAB Interiors Ltd | Construction | 2026 |
| FAB Waste Management Ltd | Wholesale & retail | 2022 |
| Family and Community Historical Research Society Limited | Arts & recreation | 2000 |
| Feniks Resource Services Limited | Information & communication | 2001 |
| Ferguson Commercial Engineering Limited | Professional & scientific | 2008 |
| Fibrefusion Limited | Manufacturing | 2002 |
| First Choice Cleaners Ltd | Other services | 2007 |
| Fjwheels Ltd | Wholesale & retail | 2024 |
| FLAGSH1P Limited | Real estate | 2020 |
| Flamecrest Consulting Ltd | Information & communication | 2014 |
| Flat at Barnett Wood Limited | Hospitality | 2016 |
| Flow With Sarah Limited | Other services | 2020 |
| Force Nine Consultancy Ltd | Professional & scientific | 2025 |
| Fortuna Asset Management Communications Limited | Administrative & support | 2012 |
| Four Gables Limited | Manufacturing | 2017 |
| FOX Systems Software Limited | Information & communication | 2013 |
| Fraser Solutions Limited | Administrative & support | 2010 |
| Frearson Creative Ltd | Professional & scientific | 2026 |
| Fresh Farms Limited | Wholesale & retail | 2025 |
| Frontfinish Limited | Administrative & support | 1986 |
| FUN Social Netball Ltd | Arts & recreation | 2022 |
| Future Energy Consultants Ltd | Administrative & support | 2021 |
| Future Vision Consultancy Ltd | Wholesale & retail | 2018 |
| G L Mills Leatherhead Ltd | Construction | 2012 |
| GAC Personal Limited | Households | 2018 |
| Galward Properties Limited | Real estate | 1970 |
| Gameplan 2009 Limited | Arts & recreation | 2009 |
| GAP Business Management Limited | Professional & scientific | 2008 |
| GAP Funding Limited | Financial services | 2012 |
| Garcia-Marvan Architects Limited | Professional & scientific | 2018 |
| George Wolstenholme Designs Ltd | Professional & scientific | 2015 |
| Geotenerife Ltd | Administrative & support | 2013 |
| Gilcombe Investments Limited | Households | 1964 |
| Gillespie Orthopaedics & Associates Limited | Health & social care | 2010 |
| GL Consulting Limited | Information & communication | 1991 |
| Gladstone Construction Ltd | Construction | 2019 |
| Global Business Media Limited | Information & communication | 2009 |
| Global Investigations Limited | Administrative & support | 1997 |
| Global Mobility Professional Development Ltd | Other services | 2018 |
| Global Young Minds Ltd | Education | 2020 |
| Gloobi Limited | Information & communication | 2025 |
| Glowing Old Ltd | Wholesale & retail | 2020 |
| GM Pure Aesthetics Ltd | Other services | 2026 |
| Gmdi Limited | Information & communication | 2018 |
| Goldcrest Maintenance Services Ltd | Construction | 2026 |
| Golf Goodies Ltd | Wholesale & retail | 2023 |
| GPR Catering Ltd | Hospitality | 2013 |
| Gralou Limited | Professional & scientific | 2019 |
| Great Murreys Management Limited | Households | 1985 |
| Green Hydrogen Developments Ltd | Professional & scientific | 2024 |
| Greencliff Associates Limited | Extraterritorial | 2016 |
| Greenshorts Limited | Real estate | 2017 |
| Greensmen Limited | Administrative & support | 2011 |
| Greenstone Fairfield Company Ltd | Wholesale & retail | 2026 |
| Greg Coulton Design Limited | Arts & recreation | 2018 |
| Gregson Thorp Consulting Limited | Information & communication | 2013 |
| Grey-Ham Ltd | Information & communication | 2024 |
| Greyparks Ltd | Professional & scientific | 2020 |
| Gridware Limited | Information & communication | 2005 |
| Grosvenor Health Partners NO.1 Ltd | Health & social care | 2025 |
| Grosvenor Orthopaedic Partners LLP | | 2020 |
| Gustos of Carshalton Limited | Real estate | 2010 |
| Guvnor Analytics Limited | Extraterritorial | 2011 |
| Gwennap Place Management Limited | Real estate | 2020 |
| Gwoodsconstruction Limited | Construction | 2013 |
| Han.Rahman Ltd | Health & social care | 2021 |
| Happy Acres Farm LLP | | 2019 |
| Happy Comfort Homes Lettings Ltd | Real estate | 2024 |
| Haque & SON Limited | Real estate | 2010 |
| Hawkstone Limited | Professional & scientific | 1994 |
| HC Motorcycles Ltd | Wholesale & retail | 2022 |
| Hdew Cameras Limited | Extraterritorial | 2010 |
| Health Solutions Management Ltd | Professional & scientific | 2021 |
| Heidari GP Services Ltd | Health & social care | 2012 |
| Helen Sworder Ltd | Professional & scientific | 2025 |
| Hera Beaufort Limited | Professional & scientific | 2024 |
| Herima Limited | Health & social care | 2024 |
| Hetherley Developments Ltd | Financial services | 2012 |
| Hetherley Hotel Strathclyde Limited | Administrative & support | 2018 |
| Highbridge Interiors Ltd | Wholesale & retail | 2024 |
| Hightouch Limited | Extraterritorial | 2010 |
| Hill Flight Training Consultants Limited | Professional & scientific | 2010 |
| Hillfield Consulting Limited | Other services | 2023 |
| Hillside Consulting Ltd | Administrative & support | 2021 |
| Hislop Surgery Ltd | Health & social care | 2024 |
| Historic Building Surveys Ltd | Professional & scientific | 2025 |
| Holistic Health Dietetics Ltd | Health & social care | 2026 |
| Home and Cleaning International Ltd | Wholesale & retail | 2018 |
| Homeport Leasings Ltd | Real estate | 2023 |
| Horizon Technologies Ventures Ltd | Information & communication | 2025 |
| Hosmarkhotels Limited | Administrative & support | 2025 |
| Hospitality Marketing Services Limited | Administrative & support | 2001 |
| Husoteria Limited | Professional & scientific | 2020 |
| Hutton R&D Ltd | Professional & scientific | 2019 |
| Hydrogenesis Exploration East Africa Ltd | Professional & scientific | 2022 |
| Hydrogenesis Exploration Ltd | Professional & scientific | 2022 |
| Hydrogenesis Ltd | Professional & scientific | 2020 |
| In-Touch Cricket Academy Limited | Arts & recreation | 2008 |
| Incluhair Ltd | Other services | 2026 |
| Inclusive Design and Accessibility Advice Service Limited | Construction | 2013 |