| Goldmore Global Ltd | Real estate | 2024 |
| Goldsman Tech Ltd | Manufacturing | 2015 |
| Good Bookkeeping (UK) Ltd | Professional & scientific | 2013 |
| Good Desi Marketplace Limited | Wholesale & retail | 2025 |
| Good IT Limited | Information & communication | 2006 |
| Good Shepherd Domiciliary Care Ltd | Health & social care | 2023 |
| Good Taste&Wine Limited | Construction | 2023 |
| Good Thinking CRM Ltd | Professional & scientific | 2024 |
| Goodcare Global UK Properties Ltd | Hospitality | 2021 |
| Goodson Group Ltd | Construction | 2025 |
| Goodwin Environmental Limited | Administrative & support | 2021 |
| Gopala's Food and Catering Limited | Hospitality | 2025 |
| Gophysioandcare Limited | Health & social care | 2025 |
| Goposh Ltd | Wholesale & retail | 2023 |
| GOR Enterprise Ltd | Administrative & support | 2026 |
| Gorkhali Food Store Limited | Wholesale & retail | 2025 |
| Gorsky Art Ltd | Arts & recreation | 2021 |
| Gorsky Properties Ltd | Real estate | 2023 |
| Gorsky Tattoos Ltd | Other services | 2019 |
| Gospel Finances Limited | Other services | 2025 |
| Goui Limited | Information & communication | 2026 |
| Goulati Brothers Ltd | Wholesale & retail | 2025 |
| Gourav Contractors UK Limited | Construction | 2025 |
| GP Access Transport Services Ltd | Transport & logistics | 2025 |
| GPP1 Ltd | Information & communication | 2023 |
| GPP2 Ltd | Real estate | 2024 |
| GPP3 Ltd | Real estate | 2024 |
| GR Accountants Limited | Professional & scientific | 2018 |
| GR Global Freight Ltd | Transport & logistics | 2026 |
| GR Kitchens Limited | Manufacturing | 2020 |
| GR Roofing Ltd | Construction | 2025 |
| GR8FUL Ltd | Construction | 2021 |
| Graana Abbas Ltd | Transport & logistics | 2026 |
| Graca Services Ltd | Construction | 2020 |
| Grace Developers and Construction Ltd | Construction | 2019 |
| Grace Hair & Beauty Spa Ltd | Other services | 2023 |
| Grace(Uk) Limited | Other services | 2012 |
| Gracesgoods Ltd | Wholesale & retail | 2025 |
| Grad Girl Marketing Ltd | Professional & scientific | 2024 |
| Graffpoint Management Services Ltd | Administrative & support | 2016 |
| Grafstrad Limited | Extraterritorial | 2022 |
| Gram Technologies Limited | Information & communication | 2025 |
| Grand Joinery Limited | Construction | 2015 |
| Grand Present Limited | Wholesale & retail | 2024 |
| Grandfinaleevents Ltd | Other services | 2017 |
| Grandio Homes Limited | Real estate | 2022 |
| Grandkey Properties Ltd | Real estate | 2024 |
| Grangefield Associates Ltd | Professional & scientific | 2020 |
| Grant Manpower Ltd | Professional & scientific | 2024 |
| Granville Road Invest Limited | Real estate | 2025 |
| Grapt.Ai Ltd | Information & communication | 2026 |
| Grasshopper Gardening Limited | Administrative & support | 2026 |
| Gratia-Invicta Financial Consultancy Ltd | Information & communication | 2018 |
| Gravithi Technologies Ltd | Information & communication | 2026 |
| Grays Residents Associations Limited | Households | 1969 |
| Grazing Grateful Limited | Wholesale & retail | 2026 |
| GRD Brickwork Ltd | Construction | 2025 |
| Great Chauffeurs Ltd | Transport & logistics | 2025 |
| Great Education Limited | Information & communication | 2018 |
| Great Milford Limited | Construction | 2023 |
| Great West Cars Ltd | Wholesale & retail | 2018 |
| Great West Developements Limited | Real estate | 2025 |
| Great West Holdings Ltd | Real estate | 2021 |
| Great West Supermarket Ltd | Wholesale & retail | 2018 |
| Greatdeols Limited | Transport & logistics | 2017 |
| Greatwest Cleaners Ltd | Administrative & support | 2025 |
| Green Basket Stores Limited | Wholesale & retail | 2019 |
| Green Carpenter Ltd | Manufacturing | 2019 |
| Green Chilli Events Limited | Arts & recreation | 2025 |
| Green City Developments Ltd | Real estate | 2025 |
| Green City Group Ltd | Professional & scientific | 2025 |
| Green Kiln Limited | Construction | 2018 |
| Green Lane Northwood Limited | Real estate | 2026 |
| Green Rock International Ltd | Administrative & support | 2018 |
| Green Roots Connections Ltd | Other services | 2026 |
| Green Star Logistics Ltd | Transport & logistics | 2026 |
| Greeneconexus Ltd | Professional & scientific | 2024 |
| Greener Recycling Teamgb Ltd | Other services | 2019 |
| Greenglow Cleaning Services Ltd | Administrative & support | 2024 |
| Greenili Ltd | Wholesale & retail | 2021 |
| Greenish Travels & Tourism Limited | Administrative & support | 2023 |
| Greenland Home Improvement Ltd | Construction | 2025 |
| Greenlane SAS Ltd | Administrative & support | 2025 |
| Greenleaf Builders Ltd | Construction | 2018 |
| Greenleaf Wellness Limited | Wholesale & retail | 2018 |
| Greenlight Forwarding Ltd | Transport & logistics | 2020 |
| Greenmead Properties Limited | Real estate | 1998 |
| Greennest Gardens Ltd | Administrative & support | 2026 |
| Greenrock Foods Limited | Hospitality | 2024 |
| Greentree Accountants U.K Limited | Professional & scientific | 2016 |
| Greenway Distribution Limited | Wholesale & retail | 2026 |
| Greenwhich Constructions Limited | Construction | 2025 |
| Greenwich Logistics Ltd | Transport & logistics | 2023 |
| Grema Limited | Wholesale & retail | 2021 |
| Grewal & Grewal LLP | | 2022 |
| Grewal Butchers Limited | Wholesale & retail | 2023 |
| Grewal Fp&R Ltd | Professional & scientific | 2026 |
| Grewal London Limited | Hospitality | 2026 |
| Greylands Holdings Limited | Financial services | 2002 |
| Grid Retail Ltd | Wholesale & retail | 2025 |