| Gold Mines Services Ltd | Construction | 2025 |
| Gold Star UK Trading Ltd | Wholesale & retail | 2014 |
| Gold ZON Ltd | Wholesale & retail | 2026 |
| Goldberg Consultants Ltd | Wholesale & retail | 2023 |
| Goldcross (Travel & Cargo) Limited | Wholesale & retail | 2004 |
| Golde Homes Limited | Real estate | 2023 |
| Golden Capital Ltd | Real estate | 2021 |
| Golden Construction Design & Build Limited | Construction | 2019 |
| Golden Conversions Ltd | Construction | 2017 |
| Golden Dreams Property Ltd | Construction | 2025 |
| Golden Fitted Wardrobe Ltd | Manufacturing | 2025 |
| Golden Heating Solution Ltd | Construction | 2013 |
| Golden Light Properties Ltd | Real estate | 2024 |
| Golden Order Limited | Wholesale & retail | 2025 |
| Golden Ship Marine Services U.K. Ltd | Transport & logistics | 2021 |
| Golden Virsa UK Ltd | Hospitality | 2018 |
| Goldiluxe Clinic Ltd | Other services | 2023 |
| Goldon Deer Limited | Other services | 2025 |
| Goldstar Builder GSB Limited | Construction | 2019 |
| Goldstar Property Investments Limited | Real estate | 2012 |
| Goldstein UK Limited | Real estate | 2011 |
| Goldstruct Ltd | Construction | 2025 |
| Goldwings Logistics Ltd | Transport & logistics | 2020 |
| Goldwings Luxury Travel Ltd | Transport & logistics | 2017 |
| Goldy & SON Ltd | Real estate | 2020 |
| GOLDY&KOMAL777 Ltd | Wholesale & retail | 2026 |
| Golf Homes Limited | Real estate | 2026 |
| Golf Interiors Limited | Professional & scientific | 2019 |
| Golis Home Care Limited | Administrative & support | 2020 |
| Gombar Logistics Limited | Transport & logistics | 2024 |
| Gomes Semente&Sons Limited | Real estate | 2025 |
| Gondara Transport Ltd | Transport & logistics | 2025 |
| Good COD London Ltd | Hospitality | 2022 |
| Good COD Ltd | Hospitality | 2019 |
| Good DO Health Care Ltd | Administrative & support | 2022 |
| Good Food 33 Ltd | Hospitality | 2025 |
| Good Life Developments Ltd | Real estate | 2025 |
| Good Services for YOU Ltd | Information & communication | 2021 |
| Good Shout Limited | Other services | 2021 |
| Goodmore Associates Ltd | Hospitality | 2012 |
| Goods Transit Services Ltd | Transport & logistics | 2022 |
| GOODS4US Ltd | Wholesale & retail | 2008 |
| Gora Bricklayers Ltd | Construction | 2022 |
| Goran Transport (UK) Limited | Administrative & support | 2008 |
| Goraya Cars Limited | Wholesale & retail | 2024 |
| Goraya Construction Ltd | Construction | 2026 |
| Gorgon Construction Ltd | Construction | 2024 |
| Gorgon Holdings Ltd | Financial services | 2024 |
| Gori Holdings Limited | Wholesale & retail | 2020 |
| GOW Consulting Limited | Professional & scientific | 2014 |
| GP Express Grocery and Sea Food Ltd | Wholesale & retail | 2012 |
| GP Household Limited | Wholesale & retail | 2025 |
| GP Pro Ltd | Construction | 2025 |
| GP Properties (UK) Limited | Real estate | 2001 |
| GPK Property Management Limited | Extraterritorial | 2020 |
| Gprs Investments Ltd | Real estate | 2023 |
| GR Airport Transfers Ltd | Transport & logistics | 2025 |
| Grace Childminding Limited | Health & social care | 2016 |
| Grace Fashions Ltd | Wholesale & retail | 2016 |
| Grace London Properties Ltd | Real estate | 2026 |
| Graham John Properties Limited | Real estate | 2002 |
| Grand Finish Car Wash Ltd | Administrative & support | 2025 |
| Grand Strategy Partners Ltd | Wholesale & retail | 2026 |
| Grand TOD Ltd | Wholesale & retail | 2019 |
| Grandarc Construction Limited | Construction | 2026 |
| Grandscale Constructions Ltd | Construction | 2020 |
| Grange Developments Wembley Ltd | Construction | 2022 |
| Granite & Gable Ltd | Professional & scientific | 2026 |
| Granite Ridge Developments Ltd | Water & waste | 2025 |
| Granites Worktops Limited | Manufacturing | 2025 |
| Grants Fish Bar Ltd | Hospitality | 2014 |
| Grasim Properties (UK) Limited | Real estate | 2006 |
| Gravico Ltd | Wholesale & retail | 2014 |
| Graviti Pharmaceuticals Limited | Manufacturing | 2019 |
| Grazings Developments LLP | | 2007 |
| GRD Builders Ltd | Construction | 2015 |
| GRD Europe Limited | Wholesale & retail | 2011 |
| GRD Home Improvements Ltd | Construction | 2021 |
| GRD Roofing Ltd | Construction | 2018 |
| GRD UK Holdings Ltd | Real estate | 2018 |
| Great British Martial Arts Foundation Ltd | Education | 2019 |
| Great Mistly Limited | Construction | 2026 |
| Great Oak Tree Healthcare Ltd | Health & social care | 2017 |
| Great Sisters Transport Ltd | Transport & logistics | 2023 |
| Great Western Tyres Ltd | Wholesale & retail | 2025 |
| Greater London Supported Accommodation CIC | Real estate | 2018 |
| Green Entertainment Ltd | Information & communication | 2023 |
| Green Fingers Produce Limited | Wholesale & retail | 2020 |
| Green Flag Haulage Ltd | Transport & logistics | 2026 |
| Green FOX London Ltd | Administrative & support | 2017 |
| Green Hill Auto Sales UK Limited | Wholesale & retail | 2021 |
| Green Hill Plant UK Limited | Wholesale & retail | 2019 |
| Green Home Hayes Limited | Construction | 2022 |
| Green Lion Distribution Limited | Wholesale & retail | 2022 |
| Green Lotus Trading Ltd | Wholesale & retail | 2024 |
| Green Tech Solutions Ltd | Information & communication | 2021 |
| Greenacre and Sons Services Limited | Construction | 2023 |
| Greenbyte Solutions Ltd | Wholesale & retail | 2024 |
| Greenford Bargain Limited | Wholesale & retail | 2025 |
| Greens Grill Ltd | Hospitality | 2017 |