| Grandale Limited | Wholesale & retail | 2025 |
| Grandcare Systems Limited | Information & communication | 2016 |
| Grandcom International Co., Ltd | Wholesale & retail | 2025 |
| Grande Estates Ltd | Real estate | 2024 |
| Grande Events MCR Ltd | Hospitality | 2023 |
| Grandeur Lettings Estate Ltd | Real estate | 2025 |
| Grandgab Ventures Limited | Transport & logistics | 2015 |
| Grandis Quick Global Ltd | Wholesale & retail | 2025 |
| Grandleton Ltd | Real estate | 2004 |
| Grandluxe Investments Ltd | Real estate | 2023 |
| Grandma Crunch Ltd | Hospitality | 2019 |
| Grandmista Limited | Wholesale & retail | 2026 |
| Grandor Homes Ltd | Extraterritorial | 2024 |
| Grandstream Properties Ltd | Real estate | 2021 |
| Grandsurge Group Limited | Wholesale & retail | 2026 |
| Grandthrone Ltd | Professional & scientific | 2010 |
| Grandview Cleaning Services Ltd | Administrative & support | 2025 |
| Granelli Properties Ltd | Real estate | 2025 |
| Granford Limited | Wholesale & retail | 2013 |
| Grange Electrical and Security Limited | Construction | 2015 |
| Grange Electrical Property Ltd | Real estate | 2025 |
| Grange Manufacturing Ltd | Wholesale & retail | 2020 |
| Grangelands Holdings Limited | Administrative & support | 2019 |
| Grangemile Estates Limited | Real estate | 2016 |
| Grangemile Properties Limited | Real estate | 2020 |
| Grangemouth Assets Limited | Real estate | 2018 |
| Grangewood Constructions Limited | Construction | 2024 |
| Granite & Quartz Installations Limited | Construction | 2020 |
| Granite Accountants Limited | Professional & scientific | 2025 |
| Granite Bend Realty Group Ltd | Extraterritorial | 2026 |
| Granite Lettings Ltd | Real estate | 2009 |
| Granite Line Consulting Pros Ltd | Extraterritorial | 2026 |
| Granite Shore Property Services Ltd | Extraterritorial | 2026 |
| Granite Style Limited | Construction | 2005 |
| Granite Warehouse (UK) Ltd | Wholesale & retail | 2010 |
| Granmore Ceilings & Lighting Limited | Extraterritorial | 2004 |
| Grano Santo Ltd | Manufacturing | 2023 |
| Grano Tenero Ltd | Hospitality | 2023 |
| Granola Kitchen Ltd | Manufacturing | 2020 |
| Grant & O'Sullivan Group Ltd | Wholesale & retail | 2022 |
| Grant Jackson Software Solutions Ltd | Information & communication | 2021 |
| Grant Jones Investments Ltd | Real estate | 2022 |
| Grant Lomax Estates Ltd | Administrative & support | 2024 |
| Grant Massie Management Limited | Professional & scientific | 2014 |
| Grant Point Energy Ltd | Construction | 2026 |
| Grant Solutions Ltd | Professional & scientific | 2026 |
| Grant Stanley Holdings Limited | Financial services | 2025 |
| Grant Store Limited | Construction | 2017 |
| Granteam Ltd | Real estate | 2011 |
| Granted Enterprise Ltd | Information & communication | 2015 |
| Grantfast Limited | Administrative & support | 2017 |
| Granthams GT Limited | Wholesale & retail | 2022 |
| Grantstown Road Limited | Hospitality | 2025 |
| Granvia Group Limited | Construction | 2025 |
| Granville Chambers (Nominees) Limited | Real estate | 2017 |
| Granville Chambers (Nominees) NO. 2 Limited | Real estate | 2018 |
| Granville Chambers (Nominees) NO. 3 Limited | Real estate | 2025 |
| Granville Chambers Limited | Real estate | 2015 |
| Granville Properties Limited | Real estate | 1993 |
| Granville Stationery Co Limited | Wholesale & retail | 2003 |
| Grape and Grain Catering Ltd | Administrative & support | 2016 |
| Grape Property Ltd | Construction | 2020 |
| Grape Street Limited | Real estate | 2021 |
| Graperoutes Ltd | Information & communication | 2025 |
| Graphene Brokerage Ltd | Financial services | 2022 |
| Graphene Cars Ltd | Wholesale & retail | 2018 |
| Graphene Industries Limited | Professional & scientific | 2007 |
| Graphene Office Supplies Limited | Administrative & support | 2016 |
| Graphene RCM Ltd | Professional & scientific | 2017 |
| Graphene-Bsm Ltd | Information & communication | 2020 |
| Graphic Tank Limited | Arts & recreation | 2012 |
| Graphite Construction Management Limited | Construction | 2023 |
| Graphite Earth Limited | Mining & quarrying | 2021 |
| Graphite Security Ltd | Financial services | 2020 |
| Graphix Gear Limited | Manufacturing | 2025 |
| Graphoprint Limited | Manufacturing | 1984 |
| Grapple House Ltd | Arts & recreation | 2024 |
| Grapplers DEN NW Academy Ltd | Arts & recreation | 2026 |
| Grasdaggel Ltd | Administrative & support | 2023 |
| Grasmere Leigh Limited | Extraterritorial | 1974 |
| Grasmere Residential Holdings Limited | Real estate | 2026 |
| Grasp International Recruitment Limited | Real estate | 2015 |
| Grasp Properties Ltd | Real estate | 2026 |
| Grass Cash and Carry Ltd | Construction | 2025 |
| Grass IS Always Greener Limited | Wholesale & retail | 2026 |
| Grass Routes Movement CIC | Other services | 2023 |
| Grasscraft Ltd | Wholesale & retail | 2021 |
| Grassroots Community Limited | Arts & recreation | 2018 |
| Grassroots Football Store Ltd | Wholesale & retail | 2020 |
| Grassroots Getaways Limited | Arts & recreation | 2025 |
| Grassroutes Entertainment Ltd | Information & communication | 2018 |
| Grassy Hill Limited | Real estate | 2025 |
| Gratissimus Limited | Health & social care | 2022 |
| Gratitude Business Venture Ltd | Administrative & support | 2024 |
| Gratt Motor Company Ltd | Wholesale & retail | 2014 |
| Grattitude Limited | Wholesale & retail | 2019 |
| Graveley Timber Holdings Ltd | Financial services | 2025 |
| Graventa Ltd | Wholesale & retail | 2025 |
| Graventra Ltd | Other services | 2026 |
| Graves Thompson Property Limited | Real estate | 2020 |