| Gentleman Club Ltd | Other services | 2025 |
| Gentlemans DUB Club Limited | Administrative & support | 2014 |
| George Buchanan Associates Limited | Professional & scientific | 2016 |
| George James Produce Ltd | Wholesale & retail | 2019 |
| George Property Limited | Real estate | 2020 |
| Georgia Hardinge Limited | Wholesale & retail | 2009 |
| Georgie Smedley Group Ltd | Wholesale & retail | 2022 |
| GF Installations Ltd | Construction | 2020 |
| GFM Design Ltd | Construction | 2023 |
| GG - Advisory Ltd | Professional & scientific | 2025 |
| GG Renewables Energy Ltd | Professional & scientific | 2024 |
| GG-928-610 Limited | Real estate | 2022 |
| GG-HOLDCO-678-782 Limited | Real estate | 2022 |
| GGG Group Ltd | Manufacturing | 2025 |
| GGI Bespoke Ltd | Professional & scientific | 2022 |
| Ghalon International Ltd | Real estate | 2017 |
| GHM Investment Limited | Hospitality | 2017 |
| GIA SAI Ltd | Other services | 2016 |
| Giant Digital Studio Ltd | Professional & scientific | 2020 |
| Gibbs Creative Ltd | Professional & scientific | 2025 |
| Gilani Tech Limited | Information & communication | 2023 |
| Gill Orthodontics Limited | Health & social care | 2022 |
| Gillian Stern Editorial & Writing Ltd | Other services | 2012 |
| Gillingham News Ltd | Wholesale & retail | 2017 |
| Gillywig Ltd | Professional & scientific | 2024 |
| Gilmic Ltd | Professional & scientific | 2023 |
| Gina Murray Limited | Other services | 2017 |
| Ginger Badger Ltd | Manufacturing | 2026 |
| Ginger Lounge Limited | Hospitality | 2014 |
| Ginger Spice Essex Limited | Hospitality | 2015 |
| Giran H&N Limited | Hospitality | 2022 |
| Girlsroc Limited | Arts & recreation | 2011 |
| Giulia Scrimieri Ltd | Arts & recreation | 2025 |
| Giuliano Constr Ltd | Construction | 2017 |
| Gjici Ltd | Construction | 2019 |
| GK Solutions Ltd | Information & communication | 2026 |
| GKR Consultancy Services Ltd | Professional & scientific | 2025 |
| Glade Care Ltd | Health & social care | 2024 |
| Gladewell Properties Ltd | Real estate | 2008 |
| Gladius Investments Ltd | Administrative & support | 2024 |
| Glamlox Limited | Wholesale & retail | 2021 |
| Glamstar AGA Services Limited | Administrative & support | 2016 |
| Glanstone Care Ltd | Health & social care | 2024 |
| Glass Consultancy Limited | Administrative & support | 2015 |
| Glaze Chicken Ltd | Hospitality | 2026 |
| Glazing & Facade Solutions Ltd | Construction | 2021 |
| Glen Rise & Co Ltd | Health & social care | 2019 |
| Glengall Road and Clifton Court Freehold Company Limited | Households | 2019 |
| GLH Investments Limited | Real estate | 2019 |
| GLITCH22 Limited | Manufacturing | 2022 |
| GLO Boutique Limited | Administrative & support | 2016 |
| Globaid | Health & social care | 2021 |
| Global Aviation Print Limited | Manufacturing | 2019 |
| Global Business Launch Ltd | Professional & scientific | 2025 |
| Global Computer Specialists Ltd | Wholesale & retail | 2011 |
| Global Data Management Consultants Ltd | Administrative & support | 2023 |
| Global Dining Group Ltd | Hospitality | 2025 |
| Global Eats Limited | Hospitality | 2024 |
| Global Eats Marble Arch Ltd | Hospitality | 2026 |
| Global Flying Limited | Professional & scientific | 2015 |
| Global Footy Academy Ltd | Administrative & support | 2023 |
| Global HCT Limited | Administrative & support | 2023 |
| Global Investors Group Limited | Real estate | 2015 |
| Global Procurement & Logistics Solutions Ltd | Construction | 2026 |
| Global Relocators Limited | Professional & scientific | 2013 |
| Global Table & Chairs Ltd | Wholesale & retail | 2017 |
| Global Tamil Lottery Limited | Arts & recreation | 2025 |
| Global Tamil Technologies Limited | Information & communication | 2025 |
| Global Thermal Services Limited | Construction | 2003 |
| Global Trade Technologies Ltd | Wholesale & retail | 2023 |
| Global Wine Exchange Limited | Wholesale & retail | 2018 |
| Globaltech Insight Solutions Ltd | Information & communication | 2025 |
| Globe Engineering Holdings Limited | Financial services | 2020 |
| Globe Engineering Limited | Manufacturing | 2008 |
| Globe New Topco Limited | Financial services | 2025 |
| Globe Newco Limited | Financial services | 2025 |
| Glorious Allweather Enterprises Ltd | Arts & recreation | 2021 |
| Glory Glory Ltd | Professional & scientific | 2026 |
| GLS Market&Co Ltd | Professional & scientific | 2025 |
| Glugg Innovations Limited | Wholesale & retail | 2018 |
| GM Denny Ltd | Real estate | 2018 |
| GMA Plumbing Services Ltd | Construction | 2020 |
| Gmrm Properties Ltd | Real estate | 2021 |
| GMS Espresso Limited | Extraterritorial | 2014 |
| GMS Servicing Limited | Wholesale & retail | 2008 |
| GN Telecom Limited | Information & communication | 2013 |
| GNA Interiors Ltd | Construction | 2019 |
| GNZ Energy Limited | Financial services | 2021 |
| Go Gecko Films Limited | Information & communication | 2014 |
| Go Make IT Happen Limited | Administrative & support | 2013 |
| Go Partnership Limited | Administrative & support | 1999 |
| Go TEC Consultancy Limited | Administrative & support | 2006 |
| GO4ENERGY Limited | Energy | 2008 |
| Goat Coffee Co (Bracklesham Bay) Ltd | Administrative & support | 2021 |
| Goat Coffee Co Ltd | Administrative & support | 2021 |
| Godins Consulting Limited | Information & communication | 2026 |
| Going Beyond Care Limited | Health & social care | 2020 |
| Gold Falcon Assets Ltd | Real estate | 2024 |
| Gold Swan Developments Limited | Real estate | 2021 |
| Golden Circle Property LLP | | 2020 |