| Fuel Media & Print Limited | Manufacturing | 2013 |
| Fulfire Limited | Public administration | 2025 |
| Full FAT Fishing Draws Ltd | Wholesale & retail | 2025 |
| Fullbrook Law Limited | Professional & scientific | 2024 |
| Fulldome UK Ltd | Education | 2022 |
| Fullhrh Ltd | Health & social care | 2020 |
| Fullycatered Limited | Hospitality | 2018 |
| Fuma Limited | Hospitality | 2018 |
| Functional Physical Therapy Limited | Education | 2004 |
| Funds Earth Ltd | Professional & scientific | 2023 |
| Fungi and Flow Supplements UK Ltd | Wholesale & retail | 2026 |
| Funny Frog Limited | Wholesale & retail | 2021 |
| Funtimes Limited | Financial services | 2024 |
| Furniture Foundry Limited | Wholesale & retail | 2025 |
| Furniture Revolution Ltd | Construction | 2017 |
| Fursdon Management Limited | Extraterritorial | 2009 |
| Fusion Electrical Services SW Ltd | Construction | 2023 |
| Futera Team UK Ltd | Manufacturing | 2019 |
| Future Aesthetics Limited | Health & social care | 2024 |
| Future Cooling Solutions Ltd | Manufacturing | 2009 |
| Future Edge Ltd | Information & communication | 2024 |
| Future Fabrication Limited | | 1982 |
| Future Spice Limited | Hospitality | 2011 |
| Future Strategy Advisors Limited | Financial services | 2022 |
| Future Strategy Limited | Financial services | 2011 |
| Future Wealth Planning Ltd | Professional & scientific | 2010 |
| Futuropia Ltd | Information & communication | 2026 |
| Fydal Ltd | Professional & scientific | 2023 |
| Fyle Limited | Households | 1987 |
| G & a Developments South West Limited | Construction | 2020 |
| G & J Scaffolding Limited | Construction | 2012 |
| G & M Travel Limited | Transport & logistics | 2015 |
| G & T Hospitality Management Ltd | Hospitality | 2018 |
| G a Earthworks Ltd | Construction | 2012 |
| G H Construction South West Limited | Construction | 2022 |
| G J M Electrical (SW) Limited | Other services | 2018 |
| G M Kalita Ltd | Administrative & support | 2008 |
| G Parry Consulting Ltd | Professional & scientific | 2017 |
| G R C Mechanical Services Limited | Professional & scientific | 2003 |
| G S Hardwicke Limited | Wholesale & retail | 2026 |
| G W Trowels Limited | Construction | 2022 |
| G Whitfield Properties Limited | Real estate | 2021 |
| G&A Dawe Properties Ltd | Real estate | 2023 |
| G&C Commercial Ltd | Real estate | 2025 |
| G&G Home & Garden Maintenance Ltd | Manufacturing | 2024 |
| G&M Lifestyle Group Ltd | Hospitality | 2025 |
| G&N Wall and Floor Tiling Limited | Construction | 2011 |
| G&R Electrical Wholesalers (Holdings) Ltd | Financial services | 2011 |
| G&T Plymouth Properties Ltd | Real estate | 2023 |
| G.E.M. Property Solutions (SW) Ltd | Real estate | 2023 |
| G.E.M.S.(Sw) Ltd. | Construction | 2002 |
| G.G Lets Ltd | Real estate | 2022 |
| G.J.A Builders Ltd | Construction | 2019 |
| G.J.Finch Limited | Real estate | 1961 |
| G.P. 31 Ltd | Households | 2005 |
| G.R. Mechanical (Holdings) Limited | Professional & scientific | 2010 |
| G.R. Mechanical Services Limited | Construction | 1991 |
| G2000 Limited | Real estate | 2009 |
| G4 Imaging Limited | Health & social care | 2019 |
| G8 Hospitality Limited | Hospitality | 2026 |
| G: Garden, Waste and Home Services Ltd | Water & waste | 2020 |
| Gabber Cladding Company Limited | Construction | 2021 |
| Gables Farm Dogs' and Cats' Home | Professional & scientific | 2008 |
| Gables Farm Enterprises Limited | Professional & scientific | 2002 |
| Gabpubs Limited | Hospitality | 2025 |
| Gabriela Boca Nails Academy Ltd | Other services | 2025 |
| Gadget Centre (U.K) Ltd | Wholesale & retail | 2022 |
| Gadgets Recycled Ltd | Wholesale & retail | 2019 |
| Gain 19 Limited | Professional & scientific | 2021 |
| Gainesborough Management Company Limited | Other services | 1985 |
| Gala Pools Limited | Construction | 2020 |
| Gala Swimming Pools Limited | Construction | 2019 |
| Galarina Bériot Ltd | Wholesale & retail | 2024 |
| Galaxy Nails Ltd | Wholesale & retail | 2005 |
| Galesend Limited | Construction | 2017 |
| Gallowglass Anaesthesia Ltd | Health & social care | 2020 |
| Gamble Carpentry and Construction Ltd | Manufacturing | 2024 |
| Gammaray Creative Limited | Professional & scientific | 2018 |
| Gannet Construction Ltd | Construction | 2023 |
| GAP Recovery Ltd | Wholesale & retail | 2024 |
| Gapo Ltd | Transport & logistics | 2025 |
| Garage Door Holdings Limited | Wholesale & retail | 2017 |
| Garage Storage Ltd | Real estate | 2019 |
| Garden Gents Landscaping Ltd | Administrative & support | 2025 |
| Garden Services (SW) Ltd | Construction | 2011 |
| Gardner Logistics (SW) Limited | Transport & logistics | 1997 |
| Gardner Property Investments Limited | Real estate | 2014 |
| Gareth Evans Project Management Ltd | Information & communication | 2007 |
| Gareth Streeter PR Ltd | Professional & scientific | 2020 |
| Gareze Media Ltd | Extraterritorial | 2020 |
| Garfield House Management Limited | Households | 1996 |
| Garnish Mist Co Limited | Wholesale & retail | 2025 |
| Garrison Green Amenity Limited | Real estate | 1999 |
| Garron Court Limited | Households | 2010 |
| Gary Parker Hearing Care Ltd | Wholesale & retail | 2016 |
| GAS Plus SW Ltd | Construction | 2025 |
| Gasco Southwest Ltd | Professional & scientific | 2017 |
| Gassed UP Services Limited | Construction | 2024 |
| Gatebrook Developments Limited | Hospitality | 1987 |
| Gateway to Devon Ltd | Construction | 2025 |