| Fresh Start Collective Ltd | Wholesale & retail | 2024 |
| Fresh View Investments Limited | Construction | 2019 |
| Friends of Geers Wood Ltd. | Other services | 1999 |
| Frittenden and District Motorcycle Club Limited | Other services | 1984 |
| Frix Energy Ltd | Construction | 2022 |
| Fulham View Ltd | Real estate | 1996 |
| Full Sweep Rubbish Removals Limited | Water & waste | 2025 |
| Fuller Consultancy Services Limited | Construction | 2021 |
| Functioneight Ltd | Professional & scientific | 2022 |
| Fundamentals Networks Ltd | Administrative & support | 2007 |
| Fungus Co Ltd | Agriculture & fishing | 2022 |
| Funnells Development Limited | Extraterritorial | 2018 |
| Furrowridge Property Ltd | Real estate | 2026 |
| G & G Investment Properties Ltd | Real estate | 2021 |
| G & G Surveying and Management Services Ltd | Professional & scientific | 2022 |
| G-Point Audio Ltd | Wholesale & retail | 2024 |
| G. L. James (Building Contractors) Limited | Construction | 1972 |
| Gael Films Ltd | Professional & scientific | 2013 |
| Gardport Limited | Extraterritorial | 1979 |
| GBC Professional Services Ltd | Professional & scientific | 2015 |
| GF Fire Safety Engineering Limited | Professional & scientific | 2024 |
| Ghost River Ltd | Arts & recreation | 2026 |
| Gibson Ventures Limited | Financial services | 2026 |
| Ginger Rose Parties Ltd | Arts & recreation | 2022 |
| Gmhm Limited | Extraterritorial | 2019 |
| Go:Ver Training Limited | Arts & recreation | 2014 |
| Goldsmith & Allcorn (Heathfield) Limited | Wholesale & retail | 2016 |
| Goldsmith & Allcorn Limited | Wholesale & retail | 1978 |
| Goodchild Homes Ltd | Construction | 2021 |
| Gorgeous PR Limited | Administrative & support | 2004 |
| Gorringe Plant Hire Limited | Extraterritorial | 1999 |
| Gorringe Plant Limited | Construction | 1999 |
| Gover Holdings Limited | Arts & recreation | 2025 |
| Gover Property Ltd | Real estate | 2025 |
| Graffiti Design International Limited | Manufacturing | 1994 |
| Graham Long Steel Construction Ltd | Construction | 2023 |
| Grand Visions Ltd | Wholesale & retail | 2010 |
| Grantham Holdings Ltd | Financial services | 2026 |
| Granville Garage (Lynton) Ltd | Wholesale & retail | 2013 |
| Greenfield Technical Services Limited | Water & waste | 2003 |
| Greening Chiddingly CIC | Other services | 2025 |
| Greenleigh Organic Farms Limited | Agriculture & fishing | 1997 |
| Greenviews Caravan Park Limited | Hospitality | 2025 |
| Greenwood Landscapes Ltd | Construction | 2006 |
| Griffin Fireworks Limited | Arts & recreation | 2026 |
| Groombridge Sculpture Ltd | Arts & recreation | 2013 |
| Groombridge South East Limited | Financial services | 2026 |
| Grosvenor Conservatories Limited | Construction | 2003 |
| Grosvenor Development South East Limited | Construction | 2020 |
| Grzly Scaffolding & Construction Ltd | Construction | 2024 |
| GS Services International Limited | Wholesale & retail | 2004 |
| Guardian Properties (Tunbridge Wells) Limited | Construction | 1997 |
| Gumption Design Limited | Administrative & support | 2011 |
| GUN Brewery Limited | Manufacturing | 2013 |
| H & R Hughes Solicitors LLP | | 2009 |
| H T Carpentry & Construction Limited | Construction | 2021 |
| Hadleigh (2010) Limited | Wholesale & retail | 2010 |
| Haggai Advanced Leadership Training Limited | Health & social care | 1987 |
| Hailsham Bonfire Society Limited | Other services | 2024 |
| Halo Employee Benefits Ltd | Financial services | 2022 |
| Hammonds Drive Holdings Ltd | Wholesale & retail | 2017 |
| Hand Holding Investments Ltd | Real estate | 2021 |
| Hands on History Ltd | Education | 2007 |
| Hardy Paul Limited | Agriculture & fishing | 2015 |
| Harley Lodge Freehold Ltd | Households | 2026 |
| Hashemloo Ltd | Wholesale & retail | 2025 |
| Hassocks Hardware Ltd | Wholesale & retail | 2020 |
| Hastings Model Flying Club Limited | Other services | 2001 |
| Haven Owners Limited | Professional & scientific | 2005 |
| HAW Consultancy Limited | Professional & scientific | 2020 |
| Hawthbush Farm Ltd | Agriculture & fishing | 2020 |
| HBA Training Ltd | Education | 2014 |
| Heathcote Stoneleigh (Residents Association) Limited | Real estate | 1997 |
| Heathes Hospitality Ltd | Hospitality | 2026 |
| Heathfield & Waldron Rugby Football Club | Arts & recreation | 2007 |
| Heathfield and Waldron Millennium Green Limited | Professional & scientific | 2010 |
| Heathfield Barbers Ltd | Other services | 2023 |
| Heathfield Ironmongers,Limited | Wholesale & retail | 1919 |
| Heathfield Scaffolding Ltd | Construction | 2011 |
| Heathfield Surveying Ltd | Professional & scientific | 2022 |
| Heathfield Windows (Sussex) Limited | Administrative & support | 2008 |
| Heating and Cooling Services (Oxford) Limited | Manufacturing | 2015 |
| Heating and Plumbing Innovations Ltd | Construction | 2024 |
| Hector Maclean Limited | Professional & scientific | 2026 |
| Herbeck Limited | Construction | 2026 |
| Heritage Fairway Manufacturing Company Limited | Manufacturing | 2014 |
| Heritage Mills Group Limited | Administrative & support | 2019 |
| Hermes Technologie Limited | Professional & scientific | 2002 |
| HEY Investments Limited | Administrative & support | 1946 |
| HEY Trading Limited | Administrative & support | 1951 |
| Hibrow Estates Limited | Real estate | 2002 |
| Hicks of Heathfield Service and MOT Centre Limited | Extraterritorial | 2013 |
| Hidden Spring LLP | | 2015 |
| High Weald Heating Ltd | Construction | 2013 |
| High Weald Steam Working Weekend Ltd | Arts & recreation | 2022 |
| Higher Nature Limited | Wholesale & retail | 1993 |
| Highland Lochside Escapes Ltd | Real estate | 2026 |
| Hillwood (UK) Limited | Wholesale & retail | 1980 |
| Hillwood Sentinel Ltd | Wholesale & retail | 2019 |
| HJM Air Conditioning Ltd | Manufacturing | 2024 |