| Gemma Smith Hair Limited | Other services | 2009 |
| Gemmidas Limited | Professional & scientific | 1999 |
| Gems Hair Studio Limited | Other services | 2003 |
| Gemsons Limited | Professional & scientific | 2006 |
| Gemstone (Private Clients) Limited | Professional & scientific | 2018 |
| Gemstone Lifestyle Limited | Construction | 2016 |
| GEN LIV UK C.I.C. | Real estate | 2020 |
| Gendale Limited | Professional & scientific | 2022 |
| GENER8 Group Ltd | Other services | 2015 |
| General Construction Contracts Limited | Construction | 2024 |
| General Construction Group Limited | Construction | 2024 |
| General Equipment Trading Company Ltd | Wholesale & retail | 2022 |
| Generate Marketing Ltd | Professional & scientific | 2025 |
| Generation Zone Ltd | Transport & logistics | 2022 |
| Genesis Construction (N/W) Limited | Construction | 2017 |
| Genesis Wealth Strategies Limited | Professional & scientific | 2003 |
| Genius Tekkz Ltd | Wholesale & retail | 2025 |
| Genos Preston Ltd | Hospitality | 2024 |
| Gentium Health Ltd | Health & social care | 2023 |
| Gentle Shores Care Ltd | Health & social care | 2023 |
| Gentlemen's Lounge by Chad Ltd | Other services | 2018 |
| Gentlemen's Lounge by IKE Ltd | Other services | 2017 |
| Gentry Barbers Ltd | Other services | 2025 |
| Gents Studio Ltd | Other services | 2026 |
| Genuine Centre Ltd | Wholesale & retail | 2011 |
| Genuine Centre NW Ltd | Wholesale & retail | 2024 |
| GEO Hunters Ltd | Information & communication | 2022 |
| Geoff Atherton Joinery Ltd | Manufacturing | 2013 |
| Geoff Richmond Plumbing & Heating Limited | Construction | 2014 |
| Geoff Yale Consultancy Limited | Public administration | 2015 |
| Geographical Indications Ltd | Wholesale & retail | 2022 |
| George Banks Jewellers Limited | Real estate | 2003 |
| George’S Mechanical Services Ltd | Wholesale & retail | 2024 |
| Geotech UK Limited | Information & communication | 2019 |
| Geothermal Industries (UK) Limited | Extraterritorial | 2012 |
| Gerard Hall Limited | Financial services | 2019 |
| Gerimo Ltd | Manufacturing | 2017 |
| Germ Clean Ltd | Administrative & support | 2021 |
| Gerotor Design Studio Limited | Manufacturing | 2017 |
| Gerrard Properties Limited | Real estate | 2020 |
| Gery to Go Ltd | Construction | 2023 |
| GET Connected Distribution Ltd | Wholesale & retail | 2008 |
| GET Force Certified Ltd | Information & communication | 2022 |
| GET Staffed Ltd | Administrative & support | 2018 |
| GET Success Limited | Education | 2016 |
| Getcolcoord.Com Limited | Wholesale & retail | 2007 |
| Gethiredinx Ltd | Administrative & support | 2026 |
| GF Scents Ltd | Wholesale & retail | 2016 |
| GFI Activewear Ltd | Wholesale & retail | 2024 |
| GFX Ground Effects Limited | Administrative & support | 2017 |
| GFX Group Ltd | Financial services | 2023 |
| Ggat Lgbtq+ Dementia Support CIC | Health & social care | 2026 |
| GH Deliveries Ltd | Transport & logistics | 2015 |
| Ghati Transport Limited | Transport & logistics | 2019 |
| Ghost Tyres Ltd | Wholesale & retail | 2022 |
| Ghost Worldwide Limited | Wholesale & retail | 2026 |
| Ghosteats Ltd | Wholesale & retail | 2025 |
| Ghosteats Tech Ltd | Wholesale & retail | 2025 |
| GHP Developments Limited | Real estate | 2004 |
| Ghtc (Holdings) Limited | Financial services | 2018 |
| Ghtc Online Limited | Wholesale & retail | 2021 |
| Ghts Trade Ltd | Wholesale & retail | 2025 |
| Ghulam Nabi Company Ltd | Wholesale & retail | 2025 |
| GHV Limited | Hospitality | 2021 |
| GI Digestive Solutions Limited | Health & social care | 2022 |
| GIA Events Limited | Arts & recreation | 2025 |
| Giacomo's Pizza Ltd | Hospitality | 2024 |
| Giacomo's Pizza Spaghetti House Limited | Hospitality | 2013 |
| Giannoccaro Properties Ltd | Real estate | 2021 |
| Giash Taxi Ltd | Transport & logistics | 2025 |
| Gibbon Bridge Limited | Hospitality | 1982 |
| Gideon BJJ Ltd | Other services | 2023 |
| Gift Puddle Ltd | Wholesale & retail | 2022 |
| Gifted Creative Concepts Limited | Arts & recreation | 2024 |
| Giftzuu Limited | Wholesale & retail | 2012 |
| Gigantic Builds Limited | Construction | 2021 |
| GIL & SIL Properties Ltd | Real estate | 2024 |
| Gilded Fetish Ltd | Manufacturing | 2018 |
| Gillett Environmental Ltd | Water & waste | 2008 |
| Gillett Environmental Services Ltd | Administrative & support | 2024 |
| Gillett Group Holdings Ltd | Financial services | 2019 |
| Gillgrass Innovations Ltd | Information & communication | 2025 |
| Gilli's Landings Limited | Real estate | 2020 |
| Gillibrand Stoves Limited | Wholesale & retail | 2023 |
| Gillows HB Ltd | Agriculture & fishing | 2026 |
| Gilmore Stones Associates Limited | Professional & scientific | 2003 |
| Ginger Accounts Ltd | Professional & scientific | 2022 |
| Ginger Homecare Limited | Other services | 2000 |
| Ginger PAY Ltd | Professional & scientific | 2024 |
| Ginger Still Ltd | Hospitality | 2026 |
| Gingerleaf Ltd | Arts & recreation | 2001 |
| Ginjarale Ltd | Hospitality | 2019 |
| Gio-Tex Ltd | Administrative & support | 2012 |
| Giobella Limited | Wholesale & retail | 2019 |
| Giovani I C Construction Ltd | Construction | 2025 |
| Giraffe Creative Technology Limited | Information & communication | 2000 |
| Girl in Blue Creative Limited | Professional & scientific | 2025 |
| Girl in Blue Studios Limited | Professional & scientific | 2024 |
| Girl What Limited | Arts & recreation | 2025 |
| Girls WHO Walk Preston CIC | Other services | 2026 |