| Genesis Threads Ltd | Wholesale & retail | 2023 |
| Genista Limited | Information & communication | 2012 |
| Gennext Power Ltd | Energy | 2021 |
| Gennybasher Power Services Limited | Construction | 2019 |
| Genstone Universal Co., Ltd | Administrative & support | 2021 |
| Gentlemang Ltd | Wholesale & retail | 2024 |
| Genuine Accessories Ltd | Water & waste | 2008 |
| George W Services Limited | Other services | 2010 |
| Geouni Limited | Information & communication | 2004 |
| Gepa Engineering Ltd | Construction | 2017 |
| Gerasoft Ltd | Information & communication | 2022 |
| Gerland Ltd | Wholesale & retail | 2020 |
| Germany Nuniu Bearing Co., Ltd | Wholesale & retail | 2024 |
| Gerrards Cross Interiors Limited | Wholesale & retail | 2010 |
| Gerry's Destination Management Company UK Ltd | Administrative & support | 2019 |
| GET Carter Consulting Ltd | Construction | 2020 |
| GET My Team Ltd | Information & communication | 2026 |
| Geznetics Ltd | Professional & scientific | 2014 |
| GGS Enterprises Limited | Wholesale & retail | 2014 |
| GH Tech Global Ltd | Information & communication | 2025 |
| GH Tech Ltd | Information & communication | 2019 |
| Ghaffary Ltd | Other services | 2026 |
| Ghanaian Strategic Partnerships Ltd | Construction | 2025 |
| Gheko Leisure Ltd | Hospitality | 2012 |
| GHL Capital Ltd | Financial services | 2025 |
| Ghotra and Sons Limited | Transport & logistics | 2020 |
| Ghurian Ltd | Wholesale & retail | 2021 |
| Gide Contractors Limited | Construction | 2006 |
| Giggz Design & Build Limited | Extraterritorial | 2005 |
| Gigi Residences Ltd. | Real estate | 2016 |
| Gigio Limited | Professional & scientific | 2011 |
| Gilded London Ltd. | Construction | 2022 |
| Giraffe Group Property Ltd | Real estate | 2019 |
| Giss Hair & Beauty Ltd | Other services | 2024 |
| GJ Autos Ltd | Wholesale & retail | 2025 |
| GJ Heating Services Ltd | Manufacturing | 2019 |
| GKG3 Limited | Administrative & support | 2021 |
| Glacier Punch Ltd | Wholesale & retail | 2023 |
| Glam Waxing London Ltd | Other services | 2022 |
| Glamgetaway Experiences Ltd | Professional & scientific | 2026 |
| Glandale Tree Services Limited | Agriculture & fishing | 2021 |
| Glasthorn Limited | Construction | 1970 |
| GLC Builders Ltd | Construction | 2019 |
| Glemco Engineering Services Ltd | Professional & scientific | 2024 |
| Glencoe Services Limited | Other services | 1997 |
| Glentribe Plastering Ltd | Construction | 2023 |
| Gliklabs Technologies Limited | Information & communication | 2025 |
| Global Vision Ltd | Other services | 2010 |
| Global AD Market Limited | Professional & scientific | 2013 |
| Global Life Design Limited | Wholesale & retail | 2018 |
| Global Manufacturing Services Ltd | Wholesale & retail | 2026 |
| Global Organization for International Commercial Arbitration and Legal Translation Ltd | Education | 2025 |
| Global Satcoms Services Ltd | Information & communication | 2019 |
| Global SCS Limited | Wholesale & retail | 2018 |
| Global Security Consultants Limited | Administrative & support | 2014 |
| Globe Impex Ltd | Wholesale & retail | 2008 |
| Globe Runner Properties Ltd | Real estate | 2019 |
| Globetrotters Travel Centre Limited | Hospitality | 1962 |
| Glocum Ltd | Health & social care | 2021 |
| Glossy Flossy Limited | Construction | 2019 |
| Glovelord Limited | Wholesale & retail | 1982 |
| Glovers 22 Ltd | Construction | 2021 |
| Glst Ltd | Construction | 2015 |
| GLU Ltd | Information & communication | 2019 |
| GM Supply Solutions Limited | Wholesale & retail | 2024 |
| GM Surveying Services Ltd | Financial services | 2021 |
| Gmbs Real Estate Ltd | Construction | 2025 |
| Gneiss Consultancy Ltd | Professional & scientific | 1998 |
| GNS Investments Ltd | Real estate | 2022 |
| Go JO Bridge Ltd | Administrative & support | 2024 |
| Go to Travel Guides Limited | Information & communication | 2017 |
| Gocyprus Ltd | Other services | 2020 |
| Gold Line Alliance Ltd | Real estate | 2025 |
| Gold Tier Limited | Agriculture & fishing | 2023 |
| Golden Bridge International Travel Ltd | Administrative & support | 2018 |
| Golden Digitals Ltd | Professional & scientific | 2022 |
| Golden Harvest Trading Co., Ltd | Administrative & support | 2021 |
| Golden Lime Ltd | Wholesale & retail | 2026 |
| Golden List Ltd | Other services | 2014 |
| Goldfield Accountants Ltd | Professional & scientific | 2018 |
| Goldman Estate Agents Limited | Real estate | 2011 |
| Goldpass Limited | Transport & logistics | 2024 |
| Goldstone Holdings Limited | Real estate | 2026 |
| Goldtel Industries UK Limited | Information & communication | 2024 |
| Gomead Tech Co., Ltd | Wholesale & retail | 2019 |
| Good Times Records Limited | Wholesale & retail | 2022 |
| Goodai Consulting Ltd | Professional & scientific | 2026 |
| Gooderham Properties Ltd | Real estate | 2025 |
| Goodview Investments Limited | Real estate | 1992 |
| Goodway Long Time Limited | Transport & logistics | 2025 |
| Gordon Acquisitions Limited | Wholesale & retail | 2024 |
| Gordon Alexander Limited | Arts & recreation | 2015 |
| Gosea MIC Plastering Ltd | Construction | 2008 |
| Goshen Link Limited | Professional & scientific | 2011 |
| Gosi Luxury Jewellery Ltd | Wholesale & retail | 2025 |
| Gothick Press Limited | Education | 2018 |
| Govz Builders Ltd | Construction | 2024 |
| Govz Construction Ltd | Construction | 2024 |
| Gower Microsystems Limited | Professional & scientific | 2017 |
| Gowrie Laxmico Limited | Wholesale & retail | 1997 |