| Gizmo Exchange Ltd | Wholesale & retail | 2025 |
| GJ Maintenance Limited | Manufacturing | 2023 |
| GJ Smith Limited | Construction | 2010 |
| GJA Developments Ltd. | Construction | 2006 |
| Gjck Holdings Ltd | Real estate | 2022 |
| Gjobs Limited | Administrative & support | 2015 |
| Gjoe Transport Limited | Transport & logistics | 2014 |
| Gjoni Construction Ltd | Construction | 2024 |
| GK Building and Plumbing Services Limited | Construction | 2021 |
| GK Home Investments Ltd | Real estate | 2024 |
| GK Kataria Ltd | Real estate | 2024 |
| GK Studio Ltd | Information & communication | 2024 |
| GK Together Properties Ltd | Construction | 2023 |
| Gk&S Ltd | Construction | 2025 |
| GKG Transport Ltd | Transport & logistics | 2022 |
| Gkha Ltd | Professional & scientific | 2023 |
| Gkpx Property Investments Limited | Real estate | 2025 |
| GKR Builders Ltd. | Construction | 2017 |
| GKR Driving Services Ltd | Transport & logistics | 2015 |
| GKV Accountancy Ltd | Professional & scientific | 2000 |
| GL FIX Ltd | Construction | 2016 |
| GL Hotel Ltd | Hospitality | 2022 |
| Glacé & Grind Café Ltd | Hospitality | 2024 |
| Glades & Fades Limited | Other services | 2025 |
| Glades Food & Wine Ltd | Wholesale & retail | 2019 |
| Gladius Point Services Ltd | Administrative & support | 2026 |
| Gladwell Cars Direct Ltd | Wholesale & retail | 2025 |
| Gladwyn Motors Ltd | Wholesale & retail | 2025 |
| Gladysellis Consultancy Limited | Health & social care | 2021 |
| Glam Zone Limited | Wholesale & retail | 2024 |
| Glambeauty International Ltd | Wholesale & retail | 2022 |
| Glamgetaways Ltd | Real estate | 2023 |
| Glamour Gear Hub Ltd | Wholesale & retail | 2024 |
| Glamour Zone Ltd | Other services | 2025 |
| Glamrock Ltd | Wholesale & retail | 2026 |
| Glamup Online Ltd | Wholesale & retail | 2017 |
| Glancy House RTM Company Limited | Households | 2011 |
| Glass Online Limited | Wholesale & retail | 2023 |
| Glass Skin LAB London Ltd | Other services | 2026 |
| Glass Swan Ltd | Professional & scientific | 2025 |
| Glassfillers Ltd | Hospitality | 2020 |
| Glaxy Ltd | Wholesale & retail | 2023 |
| Glazie Ltd | Construction | 2019 |
| Glazing Prime Ltd | Manufacturing | 2020 |
| GLC Cris Logistics Ltd | Transport & logistics | 2023 |
| Gleamace Ltd | Wholesale & retail | 2018 |
| Gleaming Secure Services Ltd | Information & communication | 2015 |
| Glecta Gcse Ltd | Education | 2023 |
| Glecta Mocks Ltd | Education | 2023 |
| Glemorin Limited | | 1975 |
| Glenko Property Ltd | Real estate | 2020 |
| GLIDE99 Limited | Wholesale & retail | 2025 |
| Glint Performance Ltd. | Information & communication | 2014 |
| Glint Properties Ltd | Real estate | 2020 |
| Glitchx Limited | Wholesale & retail | 2024 |
| Glmc Services Ltd | Administrative & support | 2023 |
| GLO Hair & Beauty Ltd | Other services | 2021 |
| Global A2 Partners Ltd | Health & social care | 2021 |
| Global A2 Properties Ltd | Real estate | 2022 |
| Global Accounting and Tax Services Ltd | Professional & scientific | 2024 |
| Global Agri Solutions Private Limited | Agriculture & fishing | 2018 |
| Global Beverages Limited | Wholesale & retail | 2003 |
| Global Bio-Tech Ltd | Professional & scientific | 2018 |
| Global Brands Online Limited | Wholesale & retail | 2018 |
| Global Bridge College London Ltd | Education | 2025 |
| Global Brigades UK | Health & social care | 2009 |
| Global Builders & Developers Ltd | Real estate | 2024 |
| Global Business and Leisure Travel Services Limited | Administrative & support | 2016 |
| Global Business Associates Ltd | Administrative & support | 2020 |
| Global Business Communications Limited | Professional & scientific | 2000 |
| Global Business House Limited | Real estate | 2010 |
| Global Business Security Services Ltd | Professional & scientific | 2013 |
| Global Car Service Limited | Transport & logistics | 2007 |
| Global Career Guidance Ltd | Professional & scientific | 2014 |
| Global Chauffeur Services Ltd | Transport & logistics | 2022 |
| Global Clean Ltd | Administrative & support | 2020 |
| Global Cleaners 19 Ltd | Administrative & support | 2025 |
| Global Clerking Services Limited | Administrative & support | 2013 |
| Global Client Onboarding Ltd | Administrative & support | 2026 |
| Global Communication Line Ltd | Other services | 2014 |
| Global Consultants Network Ltd | Education | 2025 |
| Global Defence Security Ltd | Administrative & support | 2018 |
| Global Design&Construction Ltd | Construction | 2019 |
| Global Digital Services Limited | Wholesale & retail | 2026 |
| Global Dining Ltd | Hospitality | 2019 |
| Global DVP Ltd | Construction | 2019 |
| Global Education Systems Ltd | Education | 2022 |
| Global Elegant Limited | Wholesale & retail | 2020 |
| Global Events London Ltd | Arts & recreation | 2022 |
| Global Excel Estates Ltd | Real estate | 2025 |
| Global Exploration Tours Ltd | Administrative & support | 2024 |
| Global Express Services Ltd | Administrative & support | 2015 |
| Global Fittings Limited | Manufacturing | 2021 |
| Global Food Distribution Ltd | Wholesale & retail | 2025 |
| Global Gateway Holdings Ltd | Real estate | 2026 |
| Global Gateway London Ltd | Administrative & support | 2024 |
| Global Green Partners Limited | Professional & scientific | 2017 |
| Global Grill Foods Ltd | Hospitality | 2017 |
| Global Growth Investments Ltd | Financial services | 2024 |
| Global Heights Limited | Wholesale & retail | 2025 |