| Globalnxt Education Group Ltd | Education | 2024 |
| Globalnxt Ltd | Financial services | 2024 |
| Globe Plumbing & Heating Limited | Wholesale & retail | 2003 |
| Globe Regal Eastern Mediterranean Limited | Wholesale & retail | 2022 |
| Globe Regal Middle East Limited | Wholesale & retail | 2023 |
| Globe Regal North America Limited | Wholesale & retail | 2022 |
| Globe Regal Western Mediterranean Limited | Wholesale & retail | 2022 |
| Globe Regal Yachting Limited | Wholesale & retail | 2024 |
| Globus Marine LP | | 2018 |
| Gloke Consulting Limited | Professional & scientific | 2026 |
| Glorious Consultancy Limited | Administrative & support | 2010 |
| Gloryplus Foods Limited | Wholesale & retail | 2023 |
| Glosully Limited | Professional & scientific | 2022 |
| Gloucestershire Sushi Ltd | Wholesale & retail | 2023 |
| Glove Facilities Ltd | Construction | 2025 |
| Glowra Group Ltd | Wholesale & retail | 2026 |
| Glprimerelocation Limited | Transport & logistics | 2026 |
| GLS Media Limited | Professional & scientific | 2018 |
| Glue Interactive Limited | Information & communication | 2022 |
| Gluglu Ltd | Transport & logistics | 2019 |
| Gluten Guru Limited | Hospitality | 2015 |
| Glyn Drive Residents Limited | Households | 2011 |
| GM Moves Ltd | Transport & logistics | 2025 |
| Gmariagoretti Ventures Limited | Financial services | 2011 |
| Gmelflooring Limited | Construction | 2025 |
| Gmmr Services Limited | Administrative & support | 2026 |
| GMW Consult Ltd | Real estate | 2020 |
| GND Developments Ltd | Administrative & support | 2020 |
| Go - Flow 24 Hour Drainage Specialists Limited | Water & waste | 2026 |
| Go - Flow Holdings Limited | Water & waste | 2026 |
| Go - Pump Specialist Limited | Water & waste | 2026 |
| Go Active Travel Limited | Professional & scientific | 1991 |
| Go Identity Ltd | Information & communication | 2019 |
| Go Speed Marketing Ltd | Administrative & support | 2017 |
| Go Trade MF Ltd | Other services | 2014 |
| Go Ventilation Ltd | Construction | 2024 |
| Go! Explorers Club Ltd | Health & social care | 2025 |
| Go-Flow Drainage Specialists Limited | Water & waste | 2019 |
| Go-Kitchen Llanelli Ltd | Hospitality | 2023 |
| GO2 Accountancy Ltd | Professional & scientific | 2018 |
| Goaco Group Ltd | Information & communication | 2010 |
| Goat Wear Ltd | Manufacturing | 2019 |
| Gobby Innovations Limited | Manufacturing | 2017 |
| Goddess Aesthetics Limited | Other services | 2020 |
| Goddington Manor (Management) Limited | Construction | 2011 |
| Goddington Manor Limited | Real estate | 2015 |
| Godman (Property) Limited | Construction | 2022 |
| Goevs Services Ltd | Administrative & support | 2025 |
| Gold Book Trading Ltd | Administrative & support | 2025 |
| Gold Dumpling Ltd | Hospitality | 2026 |
| Gold Gate Business Ltd | Health & social care | 2020 |
| Gold Oak Conversions Ltd | Construction | 2021 |
| Gold Oak Investments Ltd | Real estate | 2020 |
| Gold Oak Renovations Ltd | Construction | 2023 |
| Gold Standard Business Consulting Limited | Financial services | 2014 |
| Golden Chick Ltd | Hospitality | 2019 |
| Golden Clima Ltd | Construction | 2021 |
| Golden Globe Education and Migration Consultants Ltd | Education | 2020 |
| Golden Horizon Healthcare Ltd | Health & social care | 2025 |
| Golden Mobile Fisheries Ltd | Hospitality | 2023 |
| Golden Place Kent Ltd | Hospitality | 2024 |
| Golden Star 2022 Ltd | Hospitality | 2022 |
| Golden Star 2025 Ltd | Hospitality | 2025 |
| Golding Property Investments Ltd | Real estate | 2019 |
| Goldking Enterprise Limited | Wholesale & retail | 2019 |
| Goldsolution Engineering Limited | Professional & scientific | 2015 |
| Goldstar Building Ltd | Construction | 2025 |
| Goldthorpe Construction Ltd | Construction | 2024 |
| Goldthorpe Property Ltd | Real estate | 2024 |
| Goldview Management Ltd | Information & communication | 2025 |
| Goldwing Catering Limited | Professional & scientific | 2015 |
| Golf Links Properties Ltd | Real estate | 2022 |
| Good Friend Restaurant Limited | Hospitality | 2023 |
| Good Hands Anaesthetics and Critical Care Services Ltd | Health & social care | 2022 |
| Good Success Living Miracle UK Limited | Real estate | 2024 |
| Good Transport Limited | Transport & logistics | 2001 |
| Good-Tree Land Ltd | Construction | 2023 |
| Goodeys Ltd | Hospitality | 2014 |
| Gosden Brett Limited | Administrative & support | 2011 |
| Goshen Square Ltd | Real estate | 2021 |
| Gosselin Mobility UK Limited | Financial services | 2017 |
| Gosselin UK Limited | Transport & logistics | 1974 |
| Gould Utilities Ltd | Construction | 2019 |
| Gozdwell Ltd | Real estate | 2025 |
| Gr-Linked Limited | Real estate | 2025 |
| Gracap Ltd | Wholesale & retail | 2025 |
| Grace Ability Limited | Real estate | 2026 |
| Grace Aglow International Limited | Other services | 2021 |
| Grace Electrical Services Ltd | Construction | 2025 |
| Grace Kofab Services Limited | Health & social care | 2021 |
| Grace Ventures Consultancy Limited | Administrative & support | 2013 |
| Gracealone Foods Limited | Wholesale & retail | 2023 |
| Graceland Cleaning Services Ltd | Administrative & support | 2024 |
| Graceville Group Ltd | Wholesale & retail | 2025 |
| Gracey GEM Ltd | Education | 2022 |
| Gracy Hair and Makeup Ltd | Wholesale & retail | 2011 |
| Graham Estate Management Ltd. | Professional & scientific | 2017 |
| Grampi Ltd | Administrative & support | 2026 |
| Gravesend Model & Wargaming Centre Limited | Wholesale & retail | 2020 |
| Gravesham Services Ltd | Transport & logistics | 2021 |