| G 3 Ventures (Holdings) Ltd | Financial services | 2023 |
| G a W Property Maintenance Ltd | Construction | 2008 |
| G and N Property Enterprises Limited | Real estate | 2019 |
| G B Britton Bowls Club Limited | Arts & recreation | 1994 |
| G Build (Bristol) Limited | Construction | 2011 |
| G C Maintenance Services Ltd | Construction | 2014 |
| G Caci & Co Ltd | Real estate | 2019 |
| G Construction Management Limited | Construction | 2019 |
| G Cubed Properties Ltd | Construction | 2023 |
| G D Meek Ltd | Administrative & support | 2018 |
| G H Deliveries Bristol Ltd | Transport & logistics | 2019 |
| G J Roberts Electrician Limited | Construction | 2026 |
| G Kingdom Investment Limited | Real estate | 2020 |
| G L R Groundworks Limited | Construction | 2014 |
| G Lally Consulting Limited | Professional & scientific | 2011 |
| G Lewis Consulting Ltd | Information & communication | 2017 |
| G Lloyd Consultancy Limited | Other services | 2016 |
| G M Robinson Roofing Specialists Limited | Construction | 2003 |
| G M Webb Painting & Decorating Ltd | Construction | 2020 |
| G Mitchelmore Ceilings & Interior Ltd | Construction | 2026 |
| G Nelmes Carpentry Ltd | Construction | 2022 |
| G P Electrical (South West) Limited | Construction | 2003 |
| G P L Properties Ltd | Real estate | 2008 |
| G P M Training Limited | Information & communication | 1998 |
| G R Bristol Ltd | Hospitality | 2025 |
| G Rees Financial Limited | Financial services | 2014 |
| G S Blinds and Awnings (South West) Limited | Manufacturing | 2011 |
| G S Builds Limited | Real estate | 2017 |
| G S Decorators Ltd | Other services | 2019 |
| G S Jones Electrical Limited | Construction | 2014 |
| G S Model Supplies Limited | Wholesale & retail | 2012 |
| G S Read Limited | Construction | 2002 |
| G S S Electrical Services Limited | Construction | 2022 |
| G Shed Studio Limited | Manufacturing | 2022 |
| G Squared Consultancy Ltd | Professional & scientific | 2024 |
| G Tyler Design Ltd | Construction | 2024 |
| G Vile Plastering Limited | Construction | 2026 |
| G W Jones & Co ICJ Ltd | Professional & scientific | 2018 |
| G W Jones & Co Limited | Professional & scientific | 2008 |
| G Y Property Development Ltd | Real estate | 2024 |
| G&A Solidworks Ltd | Construction | 2025 |
| G&H Holiday Lets Limited | Hospitality | 2021 |
| G&J Building Maintenance Limited | Construction | 2007 |
| G&J Services Limited | Wholesale & retail | 2018 |
| G&Jj Services Ltd. | Construction | 2015 |
| G&L Electrical Limited | Construction | 2022 |
| G&N Productions Ltd | Arts & recreation | 2024 |
| G&N's Properties Ltd | Real estate | 2023 |
| G&S Legacy Holdings Limited | Financial services | 2025 |
| G&V Foods Ltd | Manufacturing | 2016 |
| G&W Electrical Ltd | Construction | 2021 |
| G-Eco Heating & Cooling Ltd | Construction | 2018 |
| G-Kit Ltd | Manufacturing | 2005 |
| G-Mac Construction Management Ltd | Construction | 2024 |
| G. F. Carpentry & Building Limited | Construction | 2011 |
| G. K. Keefe Construction Limited | | 1988 |
| G. Livieratos Ltd | Wholesale & retail | 2024 |
| G.A. Francis & SON Limited | Real estate | 1985 |
| G.A.F Building Dreams Limited | Construction | 2018 |
| G.C. Interiors Limited | Construction | 1972 |
| G.E. Coster Limited | Transport & logistics | 2003 |
| G.H. Broadley Limited | Wholesale & retail | 1946 |
| G.Harwood Limited | Professional & scientific | 2025 |
| G.L. Electrical Ltd | Construction | 2003 |
| G.Mckenzie Maintenance Ltd | Construction | 2026 |
| G.O.A.T Greatest of ALL Takeaway Ltd | Wholesale & retail | 2021 |
| G.Papa Electrical Ltd | Construction | 2026 |
| G.R. Auto Services Limited | Wholesale & retail | 2000 |
| G.R.A.K Enterprises Ltd | Hospitality | 2025 |
| G.S. Computer Services Ltd | Information & communication | 2007 |
| G.T.A.M Medical Limited | Other services | 2018 |
| G1 Electricals Ltd | Manufacturing | 2015 |
| G1 Lxmejap Consultancy Ltd. | Professional & scientific | 2014 |
| G2 Civil Engineering Ltd | Construction | 2023 |
| G4 Technical Services Limited | Professional & scientific | 2026 |
| G5TECH Limited | Professional & scientific | 2020 |
| G739 Consulting Limited | Professional & scientific | 2019 |
| G8 Trading Group Ltd | Wholesale & retail | 2020 |
| G:Creative Limited | Professional & scientific | 2013 |
| GA 1 Enterprises Ltd | Households | 2020 |
| GA Building U.K Ltd | Construction | 2018 |
| GA Drilling Limited | Administrative & support | 2011 |
| GA Land Ltd | Real estate | 2019 |
| GAA Autocare Limited | Wholesale & retail | 2025 |
| GAB Homes Ltd | Construction | 2021 |
| Gabble Media Limited | Arts & recreation | 2026 |
| Gabelli Value Plus + Trust PLC | Financial services | 2014 |
| Gabi&Rosa Ltd | Transport & logistics | 2019 |
| Gable Crest Management Limited | Real estate | 2012 |
| Gable Marketing Ltd | Administrative & support | 2004 |
| Gabriel Cargo Ltd | Transport & logistics | 2018 |
| Gabriel Maizon Recruitment Ltd | Administrative & support | 2026 |
| Gabriel Scally Public Health Associates Limited | Health & social care | 2012 |
| Gabriel Takeaway Limited | Hospitality | 2022 |
| Gabriela Roberts Architecture Limited | Professional & scientific | 2022 |
| Gabsail Ltd | Construction | 2026 |
| GAC Properties (Southwest) Ltd | Real estate | 2020 |
| Gaco Transport&Services Ltd | Construction | 2016 |
| Gacrux Solar Limited | Energy | 2021 |
| Gacsa Ltd | Wholesale & retail | 2024 |