| Gleamz Jewellery Ltd | Wholesale & retail | 2026 |
| Gledhills Ales & Vittales Limited | Hospitality | 2012 |
| Glen Hill Holdings Limited | Professional & scientific | 2023 |
| Glencoe Mews Management Company Limited | Hospitality | 2004 |
| Glenda & Nigel Limited | Hospitality | 2003 |
| Glenrands Ltd | Wholesale & retail | 2019 |
| Glenstarvic Limited | Real estate | 2004 |
| Glintm Limited | Wholesale & retail | 2025 |
| Glintx Limited | Wholesale & retail | 2025 |
| Glitter Group Carpets and Oven Cleaning Services Ltd | Administrative & support | 2024 |
| Glitter Group Maintenance and Cleaning Services Limited | Households | 2022 |
| GLO Electrical Ltd | Construction | 2016 |
| GLO Heating Ltd | Construction | 2009 |
| Global AC Ltd | Construction | 2025 |
| Global Company Management Ltd | Financial services | 2013 |
| Global Creative Networks Ltd | Information & communication | 2022 |
| Global Diligence UK Limited | Professional & scientific | 2016 |
| Global Education Association C.I.C. | Education | 2019 |
| Global Engineering Talent Ltd | Professional & scientific | 2022 |
| Global Grub Trading Ltd | Hospitality | 2025 |
| Global Music Visions C.I.C. | Health & social care | 2015 |
| Global Orthopaedics (UK) Limited | Manufacturing | 2002 |
| Global Roof Care Ltd | Construction | 2025 |
| Global Steel Fabrication Ltd | Manufacturing | 2011 |
| Global Zealtron Limited | Transport & logistics | 2025 |
| GLOBAL29 Consultant Limited | Wholesale & retail | 2023 |
| Globalbigmedia Limited | Professional & scientific | 2016 |
| Globas Holdings Limited | Administrative & support | 2022 |
| Globewalker Limited | Administrative & support | 2025 |
| Gloster IIB Lettings Ltd | Real estate | 2026 |
| Gloucester Place Investments 2 Limited | Real estate | 2022 |
| Gloucester Place Investments Limited | Real estate | 2021 |
| Glow on Demand Limited | Wholesale & retail | 2026 |
| Glow Spray Tanning & Beauty Brow Bar Limited | Other services | 2020 |
| Glow Travel Ltd | Administrative & support | 2019 |
| GLP Developments Ltd | Construction | 2012 |
| GLS Property Services Limited | Real estate | 2002 |
| GM Plaza Ltd | Wholesale & retail | 2024 |
| GM Property (Investment and Holdings) Limited | Real estate | 2018 |
| GM Rose Projects Ltd | Manufacturing | 2022 |
| GM Tambling Electrical Services Limited | Construction | 2017 |
| GM Window Films Limited | Administrative & support | 2012 |
| GM001 Limited | Real estate | 2011 |
| GMB Installations Limited | Construction | 2026 |
| GMC Controls Ltd | Energy | 2017 |
| GMC Motor Services Ltd | Wholesale & retail | 2023 |
| GMC Southern Finance Limited | Financial services | 2025 |
| GMD Decorators Ltd | Construction | 2006 |
| GMH Fleet Ltd | Transport & logistics | 2024 |
| GML Automotive Ltd | Manufacturing | 2016 |
| GMN Partners Ltd | Professional & scientific | 2026 |
| Gmsz Trading Ltd | Transport & logistics | 2023 |
| GMX Holdings Limited | Real estate | 2020 |
| GN Distribution Ltd | Transport & logistics | 2018 |
| GN Roofing Limited | Construction | 2021 |
| GNC Scaffolding Ltd | Construction | 2025 |
| Gnesha AS Ltd | Financial services | 2018 |
| Go Develop Ltd | Construction | 2025 |
| Go Global Consultancy Limited | Education | 2025 |
| Go LT Limited | Administrative & support | 2025 |
| Go Tech Portsmouth Ltd | Wholesale & retail | 2019 |
| Go Tutor Limited | Education | 2025 |
| Godden Holdings Property Ltd | Real estate | 2023 |
| Godden Motor Company Ltd | Wholesale & retail | 2023 |
| Godshill Park Developments Limited | Other services | 1992 |
| Godshill Park Group Limited | Financial services | 2015 |
| Godshill Park Hotels (Lakeside) Limited | Hospitality | 2017 |
| Godshill Park Hotels (Yelf) Limited | Hospitality | 2015 |
| Godwings Ltd | Transport & logistics | 2018 |
| Goff House Limited | Construction | 1995 |
| Gogopo Ltd | Agriculture & fishing | 2024 |
| Gold Aerospace Ltd | Manufacturing | 2017 |
| Gold Hand Carwash (Havant) Ltd | Administrative & support | 2025 |
| Gold Lion Holdings Limited | Financial services | 2016 |
| Gold RV Sales & Service Limited | Wholesale & retail | 2003 |
| Gold Scaffolding Services Ltd | Construction | 2017 |
| Goldale Ltd | Water & waste | 2017 |
| Goldblock Properties Limited | Real estate | 2002 |
| Goldcompositie Ltd | Administrative & support | 2014 |
| Golden Bay Property Company Ltd | Real estate | 2018 |
| Golden Chopsticks Ltd | Hospitality | 2026 |
| Golden City 4U Limited | Hospitality | 2023 |
| Golden Property Limited | Extraterritorial | 2025 |
| Goldencrownpictures Ltd | Information & communication | 2026 |
| Goldenrock Suites Ltd | Real estate | 2023 |
| Goldfinch Residential Homes Limited | Real estate | 2023 |
| Goldhorse Consultants Limited | Professional & scientific | 2011 |
| Goldsmith Hospitality Limited | Hospitality | 2024 |
| Goldsmith Pubs Ltd | Hospitality | 2024 |
| Gone South Media LP | | 2020 |
| Gooch Property and Sons Ltd | Real estate | 2024 |
| Good Move Finance Ltd | Financial services | 2017 |
| Goodacre Boat Repairs and Refits Ltd | Manufacturing | 2006 |
| Goodwins Photo & Framing Ltd | Professional & scientific | 2019 |
| Gordon Heir Limited | Construction | 2017 |
| Gorilla Press Productions Ltd | Information & communication | 2023 |
| Gosaints Ltd | Health & social care | 2025 |
| Gospel Ambassadors Church UK Ltd | Other services | 2025 |
| Gosport Blinds Limited | Other services | 2011 |
| Gosport Blinds M2M Ltd | Wholesale & retail | 2020 |