| GLENCORP767 Limited | Hospitality | 2025 |
| Glendale Management Limited | Households | 2006 |
| Glenn Winhall Film Ltd | Information & communication | 2024 |
| Glets London Ltd | Real estate | 2012 |
| Glide Aerosupport Ltd | Manufacturing | 2025 |
| Glider Digital Ltd | Information & communication | 2018 |
| Glimix Studio Ltd | Information & communication | 2025 |
| Glitched Marketing Ltd | Wholesale & retail | 2023 |
| Glitches in Matrix Limited | Information & communication | 2026 |
| Glitterball Records Ltd | Information & communication | 2019 |
| GLK Consulting Ltd | Wholesale & retail | 2025 |
| Global Destiny Concern Limited | Administrative & support | 2018 |
| Global Diplomacy Advisory Limited | Administrative & support | 2025 |
| Global I.Tech Solutions Ltd | Other services | 2012 |
| Global Industria Ltd | Energy | 2023 |
| Global International Business Ltd | Construction | 2015 |
| Global Learning & Development Group Ltd. | Education | 2023 |
| Global Luxe Trading Limited | Wholesale & retail | 2025 |
| Global Mall Trends Ltd | Wholesale & retail | 2020 |
| Global Mortgages UK Ltd | Financial services | 2024 |
| Global Oats (UK) Limited | Professional & scientific | 2015 |
| Global Prospect Sagequay International Group Limited | Construction | 2020 |
| Global Southeast Ltd | Households | 2024 |
| Global Strada Ltd | Information & communication | 2021 |
| Global Tax & Business Consulting Ltd | Professional & scientific | 2025 |
| Global Visa Guide Ltd | Administrative & support | 2025 |
| Global Wema Limited | Wholesale & retail | 2024 |
| Global XYZ Limited | Households | 2025 |
| Globalcore Assets Ltd | Construction | 2025 |
| Globalholmes Ltd | Transport & logistics | 2009 |
| Globfy Ltd | Wholesale & retail | 2026 |
| Globvest Properties Ltd | Real estate | 2020 |
| Glolocks Ltd | Other services | 2022 |
| Glory Yacht Limited | Manufacturing | 2026 |
| Glotech Technologies Ltd | Wholesale & retail | 2024 |
| Gloucester Road Estates Ltd | Real estate | 2019 |
| Glow and Go Limited | Wholesale & retail | 2024 |
| Glow Factor Ltd | Wholesale & retail | 2024 |
| Glowrio Ltd | Wholesale & retail | 2026 |
| Glyd Limited | Information & communication | 2026 |
| Glyphmark Ltd | Information & communication | 2025 |
| Glyt Ltd | Wholesale & retail | 2025 |
| GM Care Consultancy Ltd | Public administration | 2025 |
| GM Engineering Inspections Ltd | Professional & scientific | 2024 |
| Gmab Limited | Wholesale & retail | 2021 |
| GMC Point Ltd | Information & communication | 2025 |
| GMC Therapies Limited | Health & social care | 2023 |
| Gmerfy Ltd | Manufacturing | 2025 |
| GMG Fencing Limited | Construction | 2026 |
| GMH Property Ltd | Real estate | 2023 |
| GMN Developments Ltd | Construction | 2022 |
| GNC Business Services Ltd | Professional & scientific | 2018 |
| Gnet Communications Ltd | Information & communication | 2022 |
| Gnovi Ltd | Information & communication | 2018 |
| Go DO World Limited | Information & communication | 2014 |
| Go Faster Properties Ltd | Real estate | 2023 |
| Go Outside Gaming Ltd | Information & communication | 2023 |
| Go Shop Limited | Wholesale & retail | 2025 |
| Go Tiny Limited | Wholesale & retail | 2007 |
| Go Tra.Ce. Ltd. | Information & communication | 2024 |
| GOA Lifestyle Ltd | Wholesale & retail | 2026 |
| Goal Solutions Limited | Wholesale & retail | 2023 |
| Gobins Limited | Construction | 2026 |
| Gobo Theatre Services Limited | Professional & scientific | 2015 |
| Godmade Ltd | Manufacturing | 2025 |
| Godoctor Limited | Education | 2021 |
| Godolphin Business Services and Estates Ltd | Construction | 2025 |
| Godwoods Limited | Professional & scientific | 2026 |
| Gogo Corp Limited | Real estate | 2015 |
| Gointensivecourses Ltd | Education | 2024 |
| Golam Azam Ltd | Wholesale & retail | 2025 |
| Gold Blush Ltd | Wholesale & retail | 2025 |
| Gold Carvers Ltd | Hospitality | 2021 |
| Gold Depot Limited | Manufacturing | 2020 |
| Gold Standard Brickwork Ltd | Construction | 2025 |
| Goldbit Ltd | Information & communication | 2026 |
| Goldcan Media Limited | Information & communication | 2024 |
| Golden Bay Trading Co Ltd | Wholesale & retail | 2026 |
| Golden BLU Ltd | Wholesale & retail | 2024 |
| Golden Compass Travel Ltd | Administrative & support | 2025 |
| Golden Cove Distribution Company Limited | Wholesale & retail | 2020 |
| Golden Elites Ltd | Wholesale & retail | 2026 |
| Golden Gabi Ltd | Professional & scientific | 2020 |
| Golden Group Estate Limited | Information & communication | 2024 |
| Golden Health & Wellbeing Services Ltd | Health & social care | 2016 |
| Golden Magic Scissors Ltd | Other services | 2020 |
| Golden Palms Cookery School Ltd | Hospitality | 2013 |
| Golden Pasargad Ltd | Wholesale & retail | 2025 |
| Golden Ratio Investments Ltd | Professional & scientific | 2017 |
| Golden Spruce Limited | Real estate | 2022 |
| Golden Touch Services Ltd. | Wholesale & retail | 2023 |
| Goldfinch Assets Limited | Professional & scientific | 2026 |
| Goldline Engineering Ltd | Wholesale & retail | 2012 |
| Goldrice Limited | Hospitality | 2024 |
| Goldsmiths Management Company Limited | Households | 1991 |
| Golearn Education Limited | Education | 2018 |
| Golf Products Limited | Wholesale & retail | 2021 |
| Golud Ltd | Professional & scientific | 2019 |
| Good GAL Ltd | Manufacturing | 2024 |
| Good Honest Marketing Ltd | Professional & scientific | 2024 |