| Grabs & Go Ltd | Other services | 2025 |
| Grabs N Go Ltd | Wholesale & retail | 2026 |
| Grabzy Limited | Wholesale & retail | 2025 |
| Grace + James Fine Foods Ltd | Hospitality | 2017 |
| Grace and Garbo Ltd | Wholesale & retail | 2021 |
| Grace and Grounds Group Ltd | Real estate | 2026 |
| Grace Beds Limited | Wholesale & retail | 2021 |
| Grace Bodyworks Ltd | Wholesale & retail | 2017 |
| Grace Cherry Enterprise Ltd | Wholesale & retail | 2024 |
| Grace Cleaning Centre Services Ltd | Administrative & support | 2020 |
| Grace Cleaning Enterprise Limited | Administrative & support | 2025 |
| Grace Imports Ltd | Transport & logistics | 2018 |
| Grace Joan Ltd | Hospitality | 2015 |
| Grace Property Maintenance and Cleaning Limited | Administrative & support | 2025 |
| Grace Property Services Limited | Real estate | 2001 |
| Grace Zaman Beauty Ltd | Other services | 2021 |
| Grace-Hive Ltd | Public administration | 2025 |
| Gracebridge Care Limited | Health & social care | 2016 |
| Graceful Healthcare Services Ltd | Health & social care | 2009 |
| Graceful Heart Care Services Limited | Health & social care | 2013 |
| Graceful Investments Ltd | Real estate | 2019 |
| Graceful Living Solutions Limited | Hospitality | 2025 |
| Graceful Property Management Limited | Real estate | 2022 |
| Graceful Property Services Limited | Real estate | 2020 |
| Gracefully Ageing Home Care Limited | Health & social care | 2024 |
| Gracegabriellaghostwriting Ltd | Information & communication | 2025 |
| Gracekella UK Limited | Hospitality | 2020 |
| Graceswift Logistics Limited | Transport & logistics | 2025 |
| Gracie Barra Sutton Limited | Arts & recreation | 2024 |
| Gracious TEN Healthcare Ltd | Health & social care | 2018 |
| Gracjan Igor Ltd | Wholesale & retail | 2018 |
| Gracoroberts UK Limited | Financial services | 2021 |
| Grad Concept Ltd | Administrative & support | 2022 |
| Grad Trading Ltd | Wholesale & retail | 2021 |
| Grade One Project Management Limited | Other services | 2005 |
| Gradlly Limited | Information & communication | 2026 |
| Graduation Bidco Limited | Professional & scientific | 2016 |
| Graff Gallery Ltd | Wholesale & retail | 2025 |
| Grafixit Limited | Construction | 2020 |
| Grafixtor Ltd | Wholesale & retail | 2026 |
| Graft Pilates Ltd | Public administration | 2024 |
| Graft Recruitment Ltd | Professional & scientific | 2022 |
| Grafted Studios Ltd | Wholesale & retail | 2026 |
| Graftek Ltd | Wholesale & retail | 2025 |
| Grafton Auto MOT Centre Ltd | Wholesale & retail | 2016 |
| Grafton Bell Ltd | Manufacturing | 2025 |
| Grafton Logistics Ltd | Transport & logistics | 2025 |
| Grafton Merchanting Distribution Limited | Extraterritorial | 1976 |
| Grafton Self Storage Ltd | Transport & logistics | 2025 |
| Grafton UK Finance Limited | Financial services | 2020 |
| Grafton UK Investment Company Limited | Financial services | 2021 |
| Grafton UK Pension Trustees Limited | Financial services | 2022 |
| Grafty Constructs Ltd | Construction | 2025 |
| Grah Pathology Ltd. | Health & social care | 2012 |
| Graham & Wayne Limited | Real estate | 2021 |
| Graham Apps Gardening Ltd | Administrative & support | 2014 |
| Graham Mace Limited | Arts & recreation | 1967 |
| Graham Risk Management Limited | Financial services | 2025 |
| Graham Short Fine Art Limited | Arts & recreation | 2011 |
| Graham's 101 Ltd | Wholesale & retail | 2022 |
| Graham-Saga Group Ltd | Financial services | 2025 |
| Graide Ltd | Extraterritorial | 2022 |
| Grain Impex Ltd | Wholesale & retail | 2024 |
| Grainfield Ltd. | Administrative & support | 2014 |
| Grainpipins Services Limited | Professional & scientific | 2025 |
| Graline Construction Limited | Construction | 2002 |
| Gram Bangla Wholesale Ltd | Wholesale & retail | 2018 |
| Gram Electronix Ltd | Wholesale & retail | 2022 |
| Gramacri Limited | Education | 2022 |
| Gramart Care Limited | Health & social care | 2022 |
| Grameen Cardiff Ltd | Hospitality | 2017 |
| Gramerci Limited | Wholesale & retail | 2019 |
| GRAMS2GRANDS Ltd | Wholesale & retail | 2023 |
| Granada House Investments Ltd | Construction | 2026 |
| Granby Farms Limited | Agriculture & fishing | 1965 |
| Granby Place Management Limited | Households | 2005 |
| Grand Automotive Ltd | Wholesale & retail | 2025 |
| Grand B Limited | Hospitality | 2020 |
| Grand Bespokes Ltd | Wholesale & retail | 2021 |
| Grand Central Estates Limited | Extraterritorial | 2017 |
| Grand Central Group Ltd | Wholesale & retail | 2018 |
| Grand Central Kitchen Ltd | Hospitality | 2023 |
| Grand Central Nails & Beauty Limited | Other services | 2023 |
| Grand Club Productions Ltd | Arts & recreation | 2020 |
| Grand Design Space Ltd | Construction | 2025 |
| Grand Dining Ltd | Hospitality | 2026 |
| Grand Event Planner Ltd | Hospitality | 2022 |
| Grand Executive Chauffeurs Ltd | Transport & logistics | 2025 |
| Grand Flooring Online Ltd | Wholesale & retail | 2026 |
| Grand Fragrances Ltd | Wholesale & retail | 2022 |
| Grand Gardens Property Group Limited | Real estate | 2020 |
| Grand Gateway Limited | Wholesale & retail | 2024 |
| Grand Hall Ltd | Hospitality | 2025 |
| Grand Harbour Hotel (Southampton) Limited | Real estate | 1988 |
| Grand Harbour Hotel Trading Limited | Hospitality | 2010 |
| Grand Haul Ltd | Transport & logistics | 2021 |
| Grand Housing Ltd | Real estate | 2026 |
| Grand Image Limited | Administrative & support | 2024 |
| Grand Interior Designs Ltd | Wholesale & retail | 2003 |
| Grand Interiors Ltd | Wholesale & retail | 2017 |