| Gifted Care Consulting Ltd | Health & social care | 2016 |
| Gifts & Keepsakes Ltd | Wholesale & retail | 2025 |
| Gildenburg Dental Practice Limited | Health & social care | 2025 |
| Gill Barnes Healthcare Limited | Health & social care | 2007 |
| Gill Catering Services Ltd | Hospitality | 2022 |
| Gill's Garage Limited | Wholesale & retail | 2026 |
| Gillani Brothers Limited | Construction | 2024 |
| Gillespies Estates Ltd | Real estate | 2024 |
| Gillian Cawthorne Limited | Extraterritorial | 2023 |
| Gillian Goodson Limited | Professional & scientific | 2019 |
| Gilpin Instrumentation Limited | Professional & scientific | 2022 |
| GIM Drivers Ltd | Transport & logistics | 2019 |
| Ginger & Gold Ltd | Hospitality | 2019 |
| Gintabel Ltd | Transport & logistics | 2026 |
| Gintaras Garage Ltd | Wholesale & retail | 2017 |
| Gintautas Ltd | Construction | 2024 |
| Ginutza Ltd | Real estate | 2026 |
| GIO Homes Ltd | Real estate | 2025 |
| Gioni Ltd | Construction | 2024 |
| GIP International Ltd | Wholesale & retail | 2024 |
| Gipsy Lane (Kettering) Management Limited | Households | 1989 |
| Girlguiding Scouts Uniform Ltd | Wholesale & retail | 2026 |
| Girteka Limited | Construction | 2024 |
| Giulia Ltd | Other services | 2025 |
| Giuliano’S Catering Company Limited | Hospitality | 2025 |
| Giuritrans Ltd | Transport & logistics | 2022 |
| Give Way Logistics Ltd | Transport & logistics | 2026 |
| GJ Retail Ltd | Wholesale & retail | 2024 |
| Gjjm Ltd | Health & social care | 2019 |
| GK Capital Management Limited | Real estate | 2023 |
| GK Sport Therapy Ltd | Health & social care | 2024 |
| GKA Properties Ltd | Real estate | 2022 |
| Gkate Ltd | Transport & logistics | 2016 |
| GKB Machines Limited | Wholesale & retail | 2015 |
| GKC Couriers Limited | Transport & logistics | 2012 |
| GKD Holdings Ltd | Financial services | 2026 |
| GKL Building & Civil Engineering Ltd | Construction | 2010 |
| GKL Developments (UK) Ltd | Construction | 2005 |
| GKL Holdings Ltd. | Construction | 2003 |
| GKL Residential Developments Ltd | Construction | 2010 |
| GKS Management Ltd | Extraterritorial | 2024 |
| GL Homes Ltd | Real estate | 2023 |
| Gladstone Accountants Ltd | Professional & scientific | 2025 |
| Gladstone Connect Limited | Arts & recreation | 2001 |
| Gladstone Investing Ltd | Real estate | 2026 |
| Glam Glyn the Diet Lady Ltd | Hospitality | 2022 |
| Glamour Health Limited | Health & social care | 2022 |
| Glapa Trans Ltd | Transport & logistics | 2014 |
| Glapthorn Manor Lettings Limited | Real estate | 2023 |
| Glas Dragon Properties Ltd | Real estate | 2024 |
| Glassmoor GIN Ltd | Manufacturing | 2023 |
| Glassmoor Property Ltd | Real estate | 2026 |
| Glazerite (East) Ltd | Manufacturing | 1982 |
| GLE Clothing Limited | Wholesale & retail | 2017 |
| Gleamguard Cleaning Ltd | Administrative & support | 2025 |
| Glebe Farm Residents Management Company Limited | Households | 2021 |
| Glen Grange Management Company Limited | Households | 2014 |
| Glendale Building Services Limited | Construction | 2013 |
| Glendale Joinery Limited | Manufacturing | 2015 |
| Glendale Property Maintenance Ltd | Administrative & support | 2023 |
| Glendayle Project Management Limited | Professional & scientific | 2017 |
| Glenfield Business Solutions Limited | Information & communication | 2001 |
| Glennister Consulting Ltd | Information & communication | 2013 |
| Glents Ltd | Financial services | 2023 |
| Glents Services Ltd | Professional & scientific | 2021 |
| GLH Properties Ltd | Real estate | 2024 |
| Glide Practice Solutions Limited | Information & communication | 2008 |
| Glinton and Northborough Football Club | Arts & recreation | 2018 |
| Glinton and Peakirk Energy Community Interest Company | Energy | 2015 |
| Glinton Self Store Ltd | Construction | 2018 |
| Glinton Sports & Social Trust | Arts & recreation | 2019 |
| Glnktransport Ltd | Transport & logistics | 2023 |
| GLO Bar Beauty Ltd | Other services | 2025 |
| GLO Bar Tanning Ltd | Other services | 2025 |
| GLO Golf Ltd | Hospitality | 2018 |
| Globaal Solution Ltd | Hospitality | 2024 |
| Global 2000 Ltd | Wholesale & retail | 2024 |
| Global Car Company (UK) Ltd | Wholesale & retail | 2015 |
| Global Co. for Export, Import & Supplies Limited | Manufacturing | 2021 |
| Global Communications Services Limited | Information & communication | 1993 |
| Global Corporate Support Services Ltd | Professional & scientific | 2021 |
| Global Digital Design Ltd | Professional & scientific | 2018 |
| Global Door (U.K.) Limited | Wholesale & retail | 1983 |
| Global DRY Fruit Ltd | Wholesale & retail | 2025 |
| Global Ethics Liquor Co Limited | Wholesale & retail | 2014 |
| Global Event Security (UK) Limited | Administrative & support | 2010 |
| Global Firewalking Alliance Limited | Other services | 2018 |
| Global Flavours Stores Ltd | Wholesale & retail | 2023 |
| Global Food Wholesalers Ltd | Wholesale & retail | 2018 |
| Global Healthcare Experts Ltd | Health & social care | 2018 |
| Global House Flipping UK Limited | Real estate | 2025 |
| Global Kids Aldgate East Limited | Education | 2020 |
| Global Machinery Ltd | Wholesale & retail | 2007 |
| Global Market Fruit and Vegetable Ltd | Wholesale & retail | 2023 |
| Global Market Solutions Ltd | Wholesale & retail | 2011 |
| Global Partners for Digital Development Ltd | Professional & scientific | 2024 |
| Global Partners for Impact Investment Ltd | Professional & scientific | 2024 |
| Global Projects & Heavy Lift Ltd | Transport & logistics | 2016 |
| Global Sapiens Translations Ltd | Professional & scientific | 2017 |
| Global Sounds Ltd | Arts & recreation | 2025 |