| GAC Tech Solutions Limited | Administrative & support | 2021 |
| Gaddesby Properties Limited | Real estate | 2018 |
| Gadher Properties Ltd | Real estate | 2022 |
| Gadsby Letting Ltd | Households | 2023 |
| Gadys Distribution Limited | Wholesale & retail | 2016 |
| Gadys Limited | Wholesale & retail | 2012 |
| GAE Maintenance Ltd | Construction | 2023 |
| Gaenyma Ltd | Information & communication | 2022 |
| Gafco Limited | Real estate | 2017 |
| Gafcrafts (Holdings) Limited | Financial services | 2023 |
| Gaffco Ltd | Wholesale & retail | 2020 |
| Gafoor Poultry Ltd | Manufacturing | 2012 |
| Gafoor Pure Halal (Retail) Ltd | Wholesale & retail | 2013 |
| GAG Trunks Limited | Wholesale & retail | 2002 |
| Gagans Catering Limited | Hospitality | 2024 |
| Gagb Ltd | Financial services | 2020 |
| Gagisa Limited | Health & social care | 2015 |
| Gail Davis TV Ltd | Information & communication | 2022 |
| Gail Siddall Limited | Wholesale & retail | 2022 |
| Gaire & SON Ltd | Hospitality | 2023 |
| Gaitsgill Guaranteed Ltd | Transport & logistics | 2014 |
| Gajanan Properties Ltd | Real estate | 2022 |
| Gajans Freebirds Ltd | Other services | 2025 |
| GAL Properties Group Ltd | Real estate | 2016 |
| Galactic Backyard Ltd | Financial services | 2025 |
| Galactic Estates Ltd | Real estate | 2025 |
| Galactic Labs Ltd | Information & communication | 2016 |
| Galant Car Ltd | Wholesale & retail | 2019 |
| Galaxy of Homes Leicester Limited | Real estate | 2025 |
| Galaxy Projects Ltd | Professional & scientific | 2026 |
| Galaxy Sabers Ltd | Wholesale & retail | 2021 |
| Galaxy Web Ltd | Information & communication | 2018 |
| Galea Designs Ltd | Professional & scientific | 2022 |
| Galen Pharma Ltd | Wholesale & retail | 2022 |
| Galia Coffee House Ltd | Hospitality | 2025 |
| Galkaciyo Ltd | Health & social care | 2024 |
| Galla Construction Ltd | Construction | 2017 |
| Gallions Reach Tea Ltd | Hospitality | 2021 |
| Gallop Investments Ltd | Financial services | 2025 |
| Galmudug Development Council(Gdc) Ltd | Professional & scientific | 2019 |
| Galuda Ltd | Transport & logistics | 2015 |
| Gamabhana UK Limited | Education | 2023 |
| Gamanlal Limited | Health & social care | 2011 |
| Gambit Enterprises Limited | Wholesale & retail | 1981 |
| Gambit Insurance Solutions Limited | Financial services | 2023 |
| Gambit Partners (Holdings) Limited | Financial services | 2023 |
| Gambit Partners Limited | Professional & scientific | 2022 |
| Gamble & Hollis Limited | Wholesale & retail | 2009 |
| Gamble Foodservice Solutions Ltd | Wholesale & retail | 1989 |
| Gamble Property Management Limited | Real estate | 2018 |
| Gamble Property Partnership Limited | Real estate | 2024 |
| Gamification Consultancy Limited | Information & communication | 2021 |
| Gaming Systems Ltd | Wholesale & retail | 2020 |
| Gamma Optics Ltd | Manufacturing | 2021 |
| Gamsi and Sons Limited | Professional & scientific | 2024 |
| Gamsiz Ltd | Hospitality | 2023 |
| Gamtol Limited | Manufacturing | 1978 |
| Gamtrad Ltd | Information & communication | 2011 |
| GAN Gannayak Construction Limited | Construction | 2025 |
| Ganapati Homes Ltd | Real estate | 2025 |
| Ganatra Property Group Limited | Real estate | 2025 |
| Gandhi Property Investments Ltd | Real estate | 2023 |
| Gandhi's Last Dream Limited | Information & communication | 2013 |
| Ganesh Service Station Limited | Wholesale & retail | 2019 |
| Ganesh Taxis Ltd | Transport & logistics | 2023 |
| Ganesha Mrbn Limited | Health & social care | 2016 |
| Ganga 107 Ltd | Real estate | 2025 |
| Ganganagin 79 Limited | Real estate | 2021 |
| Gangat Limited | Professional & scientific | 2016 |
| Gani Properties (Leicester) Ltd | Hospitality | 2024 |
| Gani's DIY Ltd | Construction | 2024 |
| Gani's Home Ltd | Real estate | 2025 |
| Ganivan Ltd | Transport & logistics | 2022 |
| Ganpati Jewellers Limited | Wholesale & retail | 2022 |
| Ganushree Enterprises Ltd | Hospitality | 2022 |
| GAP Electrical Services Ltd | Construction | 2016 |
| GAP Property Services (Leicester) Limited | Construction | 2010 |
| GAR Training Limited | Extraterritorial | 2006 |
| Garaad Healthcare Services Limited | Health & social care | 2026 |
| Garage 786 Ltd | Wholesale & retail | 2010 |
| Garage Door Secure Ltd | Construction | 2019 |
| Garage Works Ltd | Wholesale & retail | 2022 |
| Garambox Ltd | Hospitality | 2025 |
| Garamite Market Limited | | 2008 |
| Garanard Ltd | Wholesale & retail | 2025 |
| Garden Fencing Leicester Ltd | Construction | 2026 |
| Garden Health Limited | Administrative & support | 2008 |
| Garden of Delights Limited | Wholesale & retail | 2024 |
| Garden Sense Online Ltd | Wholesale & retail | 2018 |
| Garden Supplies Centre Limited | Manufacturing | 2013 |
| Gardeners Close Management Company Limited | Households | 2016 |
| Gardening and Fencing Ltd | Construction | 2026 |
| Gardezi Enterprises Limited | Wholesale & retail | 2022 |
| Gareth Owen Services Ltd | Other services | 2009 |
| Garfern Limited | Manufacturing | 1976 |
| Garg M Limited | Health & social care | 2013 |
| Garmsy Limited | Wholesale & retail | 2021 |
| Garmz CLO Limited | Wholesale & retail | 2025 |
| Garner Advisory Limited | Professional & scientific | 2011 |
| Garner and Cambell Home Improvement Ltd | Construction | 2024 |