| Goju Ltd | Wholesale & retail | 2025 |
| Gold Wealth Management Advisers Ltd | Financial services | 2024 |
| Gold Wealth Management Ltd | Financial services | 2006 |
| Goldapple Ltd | Wholesale & retail | 2026 |
| Goldcoast Support Services Ltd | Administrative & support | 2025 |
| Goldcrest Court Limited | Households | 2011 |
| Golden Loops International Limited | Manufacturing | 2026 |
| Golden Pearl Properties Ltd | Real estate | 2026 |
| Golden Sun Telecom International Limited | Information & communication | 2023 |
| Golden Wine INT Ltd | Hospitality | 2018 |
| Goldenbrands Global Limited | Wholesale & retail | 2020 |
| Goldencornerstone Limited | Construction | 2017 |
| Goldline Electrical Ltd | Construction | 2023 |
| Goldrock Investments Limited | Real estate | 2016 |
| Golf Road Management Company Limited | Real estate | 2010 |
| Golfapps Ltd | Wholesale & retail | 2010 |
| Golzari Ltd | Wholesale & retail | 2024 |
| Gomac-Vine Healthcare Services Ltd | Health & social care | 2012 |
| Good Cell Ltd | Professional & scientific | 2009 |
| Good GUY Films Limited | Information & communication | 2017 |
| Good in the Hood Ltd | Real estate | 2022 |
| Good Migrations Limited | Professional & scientific | 2023 |
| Good Orange Energy Limited | Water & waste | 2018 |
| Good Orange Engineering Ltd | Wholesale & retail | 2019 |
| Good Skin Cliniq Ltd. | Health & social care | 2017 |
| Goodenough Creative Limited | Information & communication | 2015 |
| Goodfellas Maldon Limited | Extraterritorial | 2018 |
| Goodideasoft Software Consulting Ltd | Information & communication | 2019 |
| Goodwillie & Corcoran Limited | Other services | 2025 |
| Gooseberry Exit Limited | Information & communication | 2024 |
| Gordon Davie Chemist Limited | Wholesale & retail | 2012 |
| Gordon Mansions Limited | Households | 1992 |
| Gosbloom Limited | Administrative & support | 2022 |
| Goschen House Residents Limited | Extraterritorial | 2013 |
| Gosfield Property Services Limited | Real estate | 2015 |
| Goshen-Bethel Ltd | Health & social care | 2026 |
| Gosia's Table Limited | Hospitality | 2021 |
| Gosling Lodge RTM Company Limited | Households | 2023 |
| Goulding House (Feltham) RTM Company Limited | Real estate | 2017 |
| Govalis Advisory Limited | Information & communication | 2026 |
| Govindia Properties Limited | Real estate | 2024 |
| Gower House Associates UK Limited | Professional & scientific | 2024 |
| GPD1986 Ltd | Other services | 2020 |
| GPS Marketing and Distribution UK Ltd | Professional & scientific | 2024 |
| Grabbio Ltd | Wholesale & retail | 2025 |
| Grace & Favour Ltd | Construction | 2024 |
| Grace 2CF Holdings Ltd | Households | 2024 |
| Grace Global World Venture Ltd | Wholesale & retail | 2026 |
| Grace Group Services Limited | Construction | 2023 |
| Graceline Solutions Ltd | Information & communication | 2024 |
| Graceon Law Ltd | Professional & scientific | 2024 |
| Gracie Barra Bromley Ltd | Education | 2024 |
| Gracie Barra Greenwich Ltd | Education | 2025 |
| Gracious Tessy Ltd | Health & social care | 2019 |
| Grafton Utilities Limited | Construction | 2008 |
| Graham Bennett Property Services Ltd. | Real estate | 2016 |
| Grand Herqles Ltd | Manufacturing | 2016 |
| Grandcity Construction Limited | Construction | 2018 |
| Grandview Heights Freehold Ltd | Real estate | 2022 |
| Grange Park (Bermondsey) NO. 2 Residents Company Limited | Real estate | 1987 |
| Grangecliffe Management Limited | Households | 1977 |
| Grant's Travel & Concierge Services Ltd | Administrative & support | 2023 |
| Granton House (Milton Keynes) RTM Company Limited | Real estate | 2022 |
| Grantsign Limited | Professional & scientific | 1997 |
| Graphene Project Management Ltd | Professional & scientific | 2013 |
| Graphite Organics Limited | Administrative & support | 2013 |
| Grapple Labs Ltd | Arts & recreation | 2025 |
| Gravitas Elevator Services Ltd | Professional & scientific | 2020 |
| Gravity Core Ltd | Information & communication | 2025 |
| Gray Bros Ltd | Water & waste | 2022 |
| Gray Property Services Ltd | Construction | 2018 |
| GRB Builders (London) Limited | Construction | 2021 |
| GRD Clothing Ltd | Wholesale & retail | 2024 |
| GRD Landscaping Ltd | Administrative & support | 2026 |
| Great Food and Beverage LLP | | 2009 |
| Great Outdoor Spaces Ltd | Administrative & support | 2018 |
| Great Rock Electrical Ltd | Construction | 2021 |
| Greatbigeye Limited | Administrative & support | 2014 |
| Greater London Property Developers Limited | Construction | 2023 |
| Greater Than Gatsby Limited | Extraterritorial | 2014 |
| Greek to ME Translations Ltd | Professional & scientific | 2020 |
| Green Amber Limited | Administrative & support | 2001 |
| Green Arkle Ltd | Hospitality | 2024 |
| Green Camp Trustee Ltd | Real estate | 2018 |
| Green Court (Beckenham Grove) Management Limited | Real estate | 1970 |
| Green Dragon Ltd | Transport & logistics | 2019 |
| Green Earth Electrical Limited | Construction | 2019 |
| Green JAY Consulting Limited | Professional & scientific | 2026 |
| Green MAN Skills Zone | Education | 2013 |
| Green Mustard Ltd | Real estate | 2022 |
| Green Olive Consulting Ltd | Professional & scientific | 2023 |
| Green Power London Ltd | Professional & scientific | 2022 |
| Green Seasons Limited | Extraterritorial | 1995 |
| Green Sense Ltd | Wholesale & retail | 2010 |
| Green Serve Energy UK Ltd | Wholesale & retail | 2024 |
| Green Side Views RTM Company Limited | Households | 2024 |
| Green-Era Solutions Ltd | Administrative & support | 2022 |
| Greenacres (Warlingham) Limited | Arts & recreation | 2003 |
| Greenai Consulting Ltd | Information & communication | 2025 |
| Greenbank Lodge RTM Company Ltd | Households | 2024 |