| Gizmo Consultancy Limited | Other services | 2014 |
| Gizmoharvest Ltd | Wholesale & retail | 2025 |
| GJ Auto Repair Centre Ltd | Wholesale & retail | 2015 |
| GJ Creative Limited | Professional & scientific | 2012 |
| GJ Promotions Ltd | Wholesale & retail | 2025 |
| GJ Support Services Limited | Public administration | 2023 |
| GJB Marketing Limited | Professional & scientific | 2015 |
| GJC IT Consultancy Services Ltd | Information & communication | 2016 |
| GJG Developments Ltd | Construction | 2022 |
| GJG M/E Management Services Ltd | Professional & scientific | 2010 |
| GJG Projects Ltd | Professional & scientific | 2022 |
| GJK Consultants Ltd | Professional & scientific | 2008 |
| GJM School of Motoring Limited | Education | 2021 |
| Gjmj Property Ltd | Real estate | 2018 |
| GJO the Kids Store Ltd | Wholesale & retail | 2021 |
| GJOHNSON-002 Ltd | Real estate | 2022 |
| Gjonaj Barber Ltd | Other services | 2025 |
| GJR Developments Ltd | Construction | 2015 |
| GJR Investments Limited | Real estate | 2020 |
| GJR Prop Hand Services Limited | Information & communication | 2010 |
| GJR Traders Ltd | Wholesale & retail | 2025 |
| GJS (Blade) Investments Limited | Real estate | 2020 |
| GJS (Circle) Investments Limited | Real estate | 2020 |
| GJS (Education) Investments Limited | Real estate | 2020 |
| GJS (Mscp) Investments Limited | Real estate | 2020 |
| GJS Holdco Limited | Real estate | 2020 |
| GJT Electrical Contractors Ltd | Manufacturing | 2020 |
| Gj’S Corner Limited | Wholesale & retail | 2020 |
| GK Burger Ltd | Hospitality | 2021 |
| GK Detail Limited | Professional & scientific | 2015 |
| GK Estates Group Limited | Real estate | 2024 |
| GK Food Brands Ltd | Hospitality | 2024 |
| GK Permanent Jewellery Limited | Other services | 2025 |
| GK Properties MCR Ltd | Real estate | 2021 |
| GK Property Lettings NW Limited | Real estate | 2024 |
| GK Traders Limited | Wholesale & retail | 2008 |
| GKA International (North America) Limited | Financial services | 2012 |
| GKA International (Storage) Management Limited | Financial services | 2016 |
| GKA International Asset Management Limited | Financial services | 2010 |
| Gkar Homes Ltd | Construction | 2021 |
| GKB Empire Ltd | Wholesale & retail | 2019 |
| GKB Prime Ltd | Wholesale & retail | 2026 |
| Gkbarry Ltd | Professional & scientific | 2022 |
| GKC Data Consultancy Ltd | Information & communication | 2025 |
| Gkda Transport Ltd | Transport & logistics | 2015 |
| GKG Properties Limited | Real estate | 2012 |
| Gkgk Haulage Ltd | Transport & logistics | 2025 |
| GKH Investments Limited | Real estate | 2014 |
| Gkirbysolutions Ltd | Construction | 2022 |
| GKS Murthy Medical Limited | Health & social care | 2019 |
| GKU Holdings (UK) Limited | Financial services | 2026 |
| GL & Associates Ltd | Professional & scientific | 2026 |
| GL Accounting and Consulting Limited | Professional & scientific | 2014 |
| GL Creatives Limited | Wholesale & retail | 2026 |
| GL Gems Ltd | Wholesale & retail | 2025 |
| GL Property Growth Limited | Real estate | 2020 |
| GL Sandfield LLP | | 2022 |
| GLA Global Ltd | Administrative & support | 2011 |
| Glacial Events Ltd | Arts & recreation | 2023 |
| Glacier Nomad Capital Ltd | Extraterritorial | 2025 |
| Glacier Point Business Solutions Ltd | Extraterritorial | 2026 |
| Glacier Works Ltd | Wholesale & retail | 2025 |
| Glacierbyte Consultancy Ltd | Information & communication | 2025 |
| Glaciersave Lifestyle Innovations Ltd | Wholesale & retail | 2024 |
| Glacé Media Ltd | Information & communication | 2017 |
| Gladeleaf Ltd | Other services | 2018 |
| Gladeside Convenience Ltd | Wholesale & retail | 2026 |
| Gladesmore Properties (Manchester) Limited | Real estate | 2021 |
| Gladiator Grips Ltd | Information & communication | 2012 |
| Gladiators Studio Limited | Wholesale & retail | 2023 |
| Gladiolus Holding Ltd | Real estate | 2024 |
| Gladius Global Events Ltd | Arts & recreation | 2025 |
| Gladius Global Ltd | Information & communication | 2022 |
| Gladstone Management Manchester Limited | Real estate | 2017 |
| Gladstone Mills Management Company Limited | Households | 2005 |
| Gladstone Property Services Limited | Households | 2004 |
| Gladys Samuel Consultant Ltd | Financial services | 2018 |
| Glaisyers Legal LLP | | 2011 |
| Glaisyers Solicitors Limited | Professional & scientific | 1991 |
| Glaisyers Solicitors LLP | | 2008 |
| Glaisyers Trust Corporation Limited | Professional & scientific | 2019 |
| Glaka Limited | Health & social care | 2021 |
| Glam Arabian Ltd | Wholesale & retail | 2026 |
| Glam Art Promotions Ltd | Arts & recreation | 2025 |
| Glam Aura Limited | Other services | 2023 |
| Glam by Yumna Ltd | Other services | 2024 |
| Glam Coture Ltd | Wholesale & retail | 2018 |
| Glam Jewls Ltd | Wholesale & retail | 2026 |
| Glam Life London Limited | Wholesale & retail | 2024 |
| Glam N Glow Ltd | Wholesale & retail | 2025 |
| Glamfigure Limited | Wholesale & retail | 2012 |
| Glamhouse (MCR) Limited | Other services | 2018 |
| Glamology UK Ltd | Other services | 2026 |
| Glamora Limited | Wholesale & retail | 2025 |
| Glamorera Skin Ltd | Wholesale & retail | 2025 |
| Glamorex Ltd | Wholesale & retail | 2018 |
| Glamorgan Brewing Company Limited | Wholesale & retail | 1994 |
| Glamorous & Co Academy Ltd | Other services | 2026 |
| Glamorous Limited | Hospitality | 2006 |
| Glamorous Nails Kirkby Ltd | Other services | 2022 |