| GLASSHOUSES456 Limited | Real estate | 2017 |
| Glawning Limited | Manufacturing | 2013 |
| Glen Valley Limited | Construction | 2021 |
| Glendon Estates | Real estate | 1937 |
| Glengrange Property Ltd | Information & communication | 2022 |
| Glentworth Accountants Ltd | Professional & scientific | 2015 |
| Glentworth Payroll (Holdings) Ltd | Professional & scientific | 2024 |
| Glide Marketing Ltd | Professional & scientific | 2023 |
| GLJ Partners Ltd | Professional & scientific | 2011 |
| Gllee Group Limited | Real estate | 2024 |
| Gllee UK Limited | Wholesale & retail | 2019 |
| Global Carbon Tech Limited | Extraterritorial | 2022 |
| Global Civis Ltd | Administrative & support | 2026 |
| Global Dynamic Advisory Consultant Ltd | Professional & scientific | 2022 |
| Global Goods NO1 Ltd | Wholesale & retail | 2009 |
| Global Prime Gida Sanayi Ticaret Sirketi̇ Limited | Wholesale & retail | 2021 |
| Global Steel Commodities Ltd | Manufacturing | 2023 |
| Global Talent Partners Ltd | Professional & scientific | 2021 |
| Global Trading Hub Ltd | Administrative & support | 2022 |
| Globeroo Ltd | Information & communication | 2021 |
| Globular Limited | Extraterritorial | 2012 |
| Gloop LLP | | 2010 |
| Gloria Luxury Investments Ltd | Wholesale & retail | 2026 |
| Gloucester Engineering Europe GmbH | | 2008 |
| GM Landscaping Ltd | Administrative & support | 2026 |
| Gmac Homes Ltd | Real estate | 2019 |
| GMD Innovations Ltd. | Wholesale & retail | 2014 |
| Gmta Ltd | Transport & logistics | 2017 |
| Go 2 College Soccer Ltd | Arts & recreation | 2016 |
| Go Analyse Limited | Extraterritorial | 2008 |
| Go Ballistic Ltd | Arts & recreation | 2002 |
| Go Bay Ltd | Extraterritorial | 2012 |
| Go Daddy Ltd | Extraterritorial | 2012 |
| Go Direct Marketing Limited | Professional & scientific | 1999 |
| Go Drive Limited | Extraterritorial | 2025 |
| Go Technologies Ltd | Information & communication | 2018 |
| Go Whiteley Limited | Real estate | 2003 |
| Go Yoga Limited | Arts & recreation | 2015 |
| Gobo Creative Ltd | Information & communication | 2012 |
| Godsmark Consulting Limited | Professional & scientific | 2022 |
| Goelst UK Limited | Manufacturing | 1991 |
| Gold & Talent Ltd | Administrative & support | 2023 |
| Gold Buying Limited | Extraterritorial | 2011 |
| Gold Leader Productions Ltd | Professional & scientific | 2010 |
| Gold Triangle Vehicle Sales Ltd | Wholesale & retail | 2021 |
| GOLD79 Limited | Professional & scientific | 2025 |
| Golden Barbers Harrogate Ltd | Other services | 2026 |
| Golden Fleece (CP) Limited | Hospitality | 2026 |
| Golden Group Ithalat Ihracat IC VE DIS Ticaret Sirketi Ltd | Wholesale & retail | 2026 |
| Golden Marzipan Ltd | Information & communication | 2019 |
| Goldmaster Group Limited | Extraterritorial | 2026 |
| Goldmill Limited | Manufacturing | 2011 |
| Goldsborough Court Investments Limited | Other services | 1992 |
| Goldsborough Hall Limited | Hospitality | 2026 |
| Goldsborough Land Consultancy Ltd | Administrative & support | 2026 |
| Goldsborough Limited | Real estate | 2021 |
| Golf in Society CIC | Health & social care | 2016 |
| Golf Mats UK Limited | Administrative & support | 2020 |
| Golf VIP LLP | | 2017 |
| Golfacc Limited | Professional & scientific | 2019 |
| Good Night Sleeptight Ltd | Wholesale & retail | 2016 |
| Goodall Brazier Executive Search Limited | Administrative & support | 2019 |
| Goodall Brazier Group Holdings Limited | Administrative & support | 2023 |
| Goodall Brazier Limited | Administrative & support | 2009 |
| Goodreps HG Ltd | Arts & recreation | 2019 |
| Goodreps LDS Ltd | Administrative & support | 2020 |
| Goodreps Ltd | Administrative & support | 2019 |
| Goods Yard Leeds Limited | Construction | 2017 |
| Goodviewgames Ltd | Information & communication | 2024 |
| Gore Hill 1988 | Financial services | 2012 |
| Gore Hill Investments | Financial services | 2012 |
| Gore Hill Investments Prospect Crescent Limited | Administrative & support | 2016 |
| Gore Hill Nominees Limited | Professional & scientific | 2011 |
| Gosnay's Limited | Real estate | 1932 |
| GOTH1C Ltd | Extraterritorial | 2021 |
| Goucho Limited | Extraterritorial | 2025 |
| Goulash Limited | Extraterritorial | 2012 |
| Goze Gold Limited | Wholesale & retail | 2025 |
| GPH Associates Limited | Professional & scientific | 2019 |
| GPS Talent Solutions Ltd | Administrative & support | 2016 |
| GR Autos (Otley) Limited | Wholesale & retail | 2012 |
| GRA Interior Property Limited | Real estate | 2025 |
| Grace and Morris Limited | Professional & scientific | 2025 |
| Graceful Luxe Ltd | Other services | 2025 |
| Graceton Limited | Construction | 1964 |
| Gradior Limited | Health & social care | 2015 |
| Graffiti Art Ltd | Extraterritorial | 2012 |
| Grafton Asset Research Ltd | Information & communication | 2016 |
| Grafton Gregory Limited | Wholesale & retail | 2007 |
| Grafton Hotel (Harrogate) Limited | Hospitality | 2003 |
| Graham Sanderson Home Limited | Professional & scientific | 2012 |
| Graham Sanderson Interiors (UK) Limited | Wholesale & retail | 2009 |
| Graham Sanderson Interiors Limited | Professional & scientific | 2011 |
| Granby Park Management Company Limited | Households | 1960 |
| Grandlane Holdings Limited | Health & social care | 2016 |
| Grandlane Limited | Health & social care | 1996 |
| Grando Limited | Wholesale & retail | 2021 |
| Grane Coffee & Bakery Ltd | Hospitality | 2023 |
| Grange Cottage Harrogate (Management) Co. Limited | Households | 1987 |
| Grangerace Limited | Administrative & support | 2014 |