| Futureau Consulting Limited | Administrative & support | 2008 |
| Futurepoint Environmental LLP | | 2016 |
| Futureproof Digital Media Limited | Professional & scientific | 2011 |
| FYI Capital Limited | Financial services | 2026 |
| FYI Health Ltd | Health & social care | 2013 |
| Fzto Limited | Hospitality | 2017 |
| G & L Rosser Holdings Limited | Real estate | 2019 |
| G & S Steeplejacks Limited | Construction | 1993 |
| G Mannings Funeral Directors Limited | Extraterritorial | 2025 |
| G T Everall Limited | Real estate | 2010 |
| G Turner & Sons Limited | Construction | 2007 |
| G.F.Tea Express Ltd | Manufacturing | 2018 |
| G.H. Chaplin & Co. (Engineers) Limited | Professional & scientific | 1977 |
| G2 Developments Bath Limited | Construction | 2017 |
| G2688 Limited | Real estate | 2024 |
| Gabe Star Company Ltd | Wholesale & retail | 2017 |
| Gable Services Ltd | Health & social care | 2024 |
| Gabriela Turnbull Interiors Ltd | Wholesale & retail | 2021 |
| Gabucci Menswear Ltd | Professional & scientific | 2001 |
| Gaby Care Ltd | Health & social care | 2023 |
| Gadsons Group Ltd | Extraterritorial | 2025 |
| Gaia Studios International Ltd | Wholesale & retail | 2026 |
| Gain Technologies Limited | Information & communication | 2022 |
| Gainsborough Hotel (Bath) Limited | Hospitality | 2012 |
| Galj Limited | Administrative & support | 2025 |
| Gallad Ltd | Real estate | 2025 |
| Galleries Ltd | Wholesale & retail | 2008 |
| Gallery Beautiful Limited | Wholesale & retail | 2024 |
| Gallery Nine (Bath) Ltd | Wholesale & retail | 2023 |
| Galyeon Ltd | Manufacturing | 2016 |
| GAM Healthcare Ltd | Information & communication | 2008 |
| Game on UNI Ltd | Arts & recreation | 2026 |
| Gamesun Ltd | Administrative & support | 2016 |
| Ganesha Handicrafts (Bath) Limited | Wholesale & retail | 2015 |
| Garage 39 Ltd | Wholesale & retail | 2023 |
| Gardenalia Limited | Wholesale & retail | 2005 |
| Gardens of Bath Limited | Construction | 2009 |
| Gareth Robertshaw Hairdressing Ltd | Other services | 2013 |
| Garston Holdings Ltd | Wholesale & retail | 2004 |
| Garth Engineering (Services) Limited | Professional & scientific | 2012 |
| Gary Charman Associates Limited | Professional & scientific | 2010 |
| Gasarc Engineering Limited | Manufacturing | 2003 |
| Gastro Solution Bristol Limited | Hospitality | 2014 |
| Gate Advisors Limited | Administrative & support | 2002 |
| Gate Minds Limited | Professional & scientific | 2004 |
| Gatsby Eger Group Ltd | Transport & logistics | 2025 |
| Gaugeworks Ltd | Information & communication | 2025 |
| Gazelle Properties Limited | Construction | 1995 |
| GBR Armour Ltd | Manufacturing | 2025 |
| GC Imaging Ltd | Health & social care | 2022 |
| GCB Group Limited | Hospitality | 2019 |
| GCF Business Solutions Ltd | Professional & scientific | 2023 |
| GDS UK Ltd | Construction | 2021 |
| GDW Holdings Ltd | Financial services | 2024 |
| Gecko Rubber Limited | Manufacturing | 2004 |
| Gecobuild Ltd | Professional & scientific | 2023 |
| GEM (Bath) Ltd | Households | 2020 |
| GEM Projects (Bath) Limited | Construction | 2020 |
| GEM Solutions (Bath) Ltd | Construction | 2010 |
| Gemel Tech Ltd | Information & communication | 2014 |
| Gemlake International Ltd | Professional & scientific | 2017 |
| Gemma Grierson Ltd | Education | 2023 |
| Gemsite Solutions Limited | Information & communication | 2002 |
| Gendered Ltd | Other services | 2015 |
| Geneco (South West) Limited | Water & waste | 2014 |
| Geneco Limited | Water & waste | 2009 |
| Generation Defence Ltd | Professional & scientific | 2025 |
| Generation Homes Ltd | Construction | 2025 |
| Generative Learning Ltd | Professional & scientific | 2023 |
| Genero Limited | Professional & scientific | 2012 |
| Generous | Education | 2025 |
| Genesis Digital Solutions Limited | Information & communication | 1996 |
| Genesis Trust Bath | Health & social care | 2013 |
| Genesys Administration Limited | Financial services | 1997 |
| Genthod Holdings Limited | Financial services | 2023 |
| Gentlemen's Hardware International Limited | Wholesale & retail | 2020 |
| Gentlewomen Production House Limited | Arts & recreation | 2024 |
| Genuine Car Services Limited | Wholesale & retail | 2005 |
| Geocs Limited | Transport & logistics | 2018 |
| Geoff Ward Limited | Information & communication | 2008 |
| Geoffrey Breeze Limited | Real estate | 2008 |
| Geoffrey Hunt & Partners LLP | | 2021 |
| George Mansions Buxton Ltd | Construction | 2021 |
| George Matthews Interiors Ltd | Construction | 2002 |
| George Street (Bath) Limited | Hospitality | 2011 |
| Georges Travel Company Ltd | Administrative & support | 2022 |
| Georgian Holiday Lettings Limited | Real estate | 2016 |
| Georgian Holidays of Bath Limited | Real estate | 1978 |
| Georgian House (Bath) Management Company Limited | Households | 1999 |
| Georgian Preservation Services Ltd. | Construction | 2001 |
| Georgian Property Limited | Real estate | 2022 |
| Geotech Consulting Ltd | Professional & scientific | 2023 |
| GES (Hotwells) Limited | Real estate | 2002 |
| Getcarbonsmart CIC | Information & communication | 2020 |
| GF Property and Investment Ltd | Real estate | 2026 |
| GFC Trustee Company Limited | Financial services | 2020 |
| GH & WH Limited | Financial services | 2024 |
| GH Construction Bath Ltd | Construction | 2019 |
| Gham IT Limited | Information & communication | 2024 |
| Ghetto Funk Ltd | Manufacturing | 2011 |