| Go Free Range Limited | Information & communication | 2009 |
| Go Pro Tesla Limited | Hospitality | 2014 |
| GO1 HC Ltd | Health & social care | 2025 |
| GO2 HC Ltd | Health & social care | 2025 |
| Goads Enterprise Ltd | Information & communication | 2025 |
| Goalridge Limited | Administrative & support | 1993 |
| Goathorn Engineering Company Ltd | Information & communication | 2021 |
| Gobuydrops Company Ltd | Wholesale & retail | 2025 |
| Goddard Pattern Services Ltd | Professional & scientific | 2014 |
| Goddards Ltd | Extraterritorial | 2000 |
| Goddards QS LLP | | 2016 |
| Goding & Co Ltd | Financial services | 2013 |
| Godse Techfx Solutions Limited | Information & communication | 2024 |
| Goelectrik Ltd | Construction | 2021 |
| Gogo Poole Ltd | Wholesale & retail | 2026 |
| Golavon Limited | Wholesale & retail | 2026 |
| Gold and Glory Limited | Wholesale & retail | 2015 |
| Gold Cherry Limited | Real estate | 2019 |
| Gold Key Property Ltd | Real estate | 2023 |
| Gold Spirit Cloud Limited | Households | 2006 |
| Gold Standard Investments Limited | Financial services | 2017 |
| Gold Star Group Incorporated Limited | Construction | 2023 |
| Goldempire Ltd | Wholesale & retail | 2021 |
| Golden CAP Caravan Park Limited | Professional & scientific | 1986 |
| Golden Creation Limited | Information & communication | 2026 |
| Golden Gate Coffee Ltd | Hospitality | 2026 |
| Golden Gate UK Trading Ltd | Hospitality | 2025 |
| Golden House Devon Ltd | Hospitality | 2019 |
| Golden Jersey Store Limited | Wholesale & retail | 2025 |
| Golden Kobe Entertainment Ltd | Information & communication | 2020 |
| Golden Sands Capital Ltd | Professional & scientific | 2024 |
| Golden Toes Limited | Health & social care | 2015 |
| Golden Years Ltd | Real estate | 2008 |
| Goldendraw Competitions Ltd | Mining & quarrying | 2025 |
| Goldenshop Ltd | Information & communication | 2017 |
| Goldleaf Patisserie Limited | Manufacturing | 2022 |
| Goldmark Carpentry Limited | Manufacturing | 2016 |
| Goldroofing Limited | Construction | 2012 |
| Goldshaker Carpentry Ltd | Manufacturing | 2025 |
| Goldsmith Hayes Property Ltd | Other services | 2018 |
| Goldsmith Plant Sales and Hire Ltd | Other services | 2018 |
| Goldsmiths Seeds Ltd | Wholesale & retail | 2025 |
| Goldstar Trade Ltd | Administrative & support | 2023 |
| Golf Golf Ltd | Manufacturing | 2021 |
| Golf Lists Limited | Information & communication | 2023 |
| Golf Partners Worldwide Limited | Arts & recreation | 2014 |
| Goloo Tech Ltd | Information & communication | 2024 |
| Gomeddo Limited | Information & communication | 2023 |
| Gone Biking MAD Ltd | Wholesale & retail | 2002 |
| Gonzo Frog Ltd | Information & communication | 2025 |
| Goober Investments Holdings Limited | Real estate | 2021 |
| Goober Investments Limited | Real estate | 2020 |
| Good & Novel Limited | Professional & scientific | 2020 |
| Good Designs Limited | Administrative & support | 2001 |
| Good Measure Somerset Ltd | Wholesale & retail | 2026 |
| Good Oaks Holdings Ltd | Financial services | 2016 |
| Good Property Services Ltd | Construction | 2015 |
| Good Question Enterprises Limited | Extraterritorial | 2004 |
| Good Value Autos Ltd | Wholesale & retail | 2026 |
| Good Word Social Ltd | Professional & scientific | 2023 |
| Goodburn Productions Limited | Arts & recreation | 2025 |
| Goodcare Limited | Real estate | 2006 |
| Goode Enterprises Limited | Information & communication | 2014 |
| Goodoaks Franchising Ltd | Administrative & support | 2016 |
| Goodoaks Homecare Ltd | Health & social care | 2011 |
| Goodpropertygroup Ltd | Households | 2019 |
| Goodson Contract Carpentry Ltd | Manufacturing | 2002 |
| Goodsy Ltd | Wholesale & retail | 2024 |
| Goody Good Games Ltd | Information & communication | 2025 |
| Googlemarketings Ltd | Wholesale & retail | 2019 |
| Goose Bay Ltd | Professional & scientific | 2019 |
| Goph Technologies Ltd | Wholesale & retail | 2024 |
| Goral Fitting Solutions Ltd | Manufacturing | 2022 |
| Gordon Management Ltd | Professional & scientific | 2023 |
| Gorgeous Event Films Limited | Information & communication | 2010 |
| Gorisa Engineer Ltd | Wholesale & retail | 2025 |
| Gorse Hill Property Management Company Ltd | Households | 2019 |
| Goshen Stays Ltd | Real estate | 2024 |
| Gossan.Io Limited | Information & communication | 2023 |
| Gossip Property Limited | Extraterritorial | 2025 |
| Goth Mall Limited | Wholesale & retail | 2021 |
| Gothesso Limited | Wholesale & retail | 2025 |
| Goubranbahou Ltd | Information & communication | 2021 |
| Gough Quarters Limited | Real estate | 2015 |
| Gould Plumbing and Heating Ltd | Construction | 2025 |
| Governar Digital Limited | Wholesale & retail | 2025 |
| Gower Capital Investments Ltd | Real estate | 2025 |
| Gower Capital Limited | Construction | 2012 |
| Gower Holdings Limited | Financial services | 2015 |
| Gozenix Ltd | Wholesale & retail | 2025 |
| GP Metals & Spares Limited | Wholesale & retail | 1998 |
| GPG Maintenance Ltd | Construction | 2020 |
| GPN Decorating Limited | Other services | 2015 |
| GPS Neto Limited | Wholesale & retail | 2025 |
| GPU Operations & Corporate Services Ltd | Professional & scientific | 2020 |
| GPU1 Limited | Administrative & support | 2024 |
| GPU2 Limited | Administrative & support | 2024 |
| Gpuconnect Limited | Manufacturing | 2022 |
| Graaftr Digital Studio Ltd | Information & communication | 2016 |
| Grace Darling House RTM Company Limited | Real estate | 2016 |