| Good Morning Support Services Ltd | Transport & logistics | 2020 |
| Good Night Vienna Productions Limited | Information & communication | 1999 |
| Good Trouble Investments Limited | Financial services | 2025 |
| Goodfin Consultants Ltd | Professional & scientific | 2023 |
| Goodwill Finishers & Properties Ltd | Construction | 2023 |
| Goodwins Holdings Ltd | Financial services | 2025 |
| Goodwins Property Holdings Ltd | Financial services | 2024 |
| Gopher IT Business Solutions Limited | Professional & scientific | 2015 |
| Gorilla BC Limited | Professional & scientific | 2014 |
| Gorman Contractors Ltd | Administrative & support | 2025 |
| Gorstans Limited | Professional & scientific | 2019 |
| Gotidy Pro Limited | Administrative & support | 2026 |
| Gottopave Driveways Ltd | Construction | 2019 |
| Goup Indian Restaurant Limited | Hospitality | 2017 |
| Goup Property Ltd | Real estate | 2017 |
| Gourmet Bistro Oldham Ltd | Hospitality | 2022 |
| Gourmet Eliquid Ltd | Wholesale & retail | 2015 |
| Gowell Logistics Ltd | Transport & logistics | 2018 |
| GP Coaching Ltd | Education | 2025 |
| GP Electrical MCR Ltd | Construction | 2024 |
| GP Leisure Limited | Hospitality | 2024 |
| Gpac Global Ltd | Wholesale & retail | 2023 |
| GPM (Saddleworth) Ltd | Real estate | 2022 |
| GPO Retro Limited | Extraterritorial | 2014 |
| GPS Accounting Ltd. | Professional & scientific | 2014 |
| Grab Hire Leeds Ltd | Professional & scientific | 2025 |
| Graberry Renovations Limited | Construction | 2025 |
| Grace Healthcare Services Ltd | Health & social care | 2021 |
| Grace Heritage UK Limited | Administrative & support | 2019 |
| Grace Hospital 2 Home Limited | Public administration | 2017 |
| Grace Live in Carers Ltd | Health & social care | 2011 |
| Grace Properties Investments Limited | Real estate | 2022 |
| Gradwell T.V. Limited | Wholesale & retail | 1980 |
| Gradwells Stores | Wholesale & retail | 1933 |
| Graegill Aviation Limited | Extraterritorial | 2007 |
| Grafeti Ltd | Professional & scientific | 2017 |
| Grafton Hill Limited | Real estate | 2017 |
| Graham Hill Properties Limited | Real estate | 1990 |
| Graham Lister Limited | Construction | 2006 |
| Graham Seldon Limited | Construction | 2017 |
| Grahams Investments Limited | Financial services | 2025 |
| Grail Distillery Ltd | Manufacturing | 2019 |
| Grains Bar Holdings Limited | Financial services | 2026 |
| Grains Bar Hotel Limited | Hospitality | 2016 |
| Grakin UK Ltd | Professional & scientific | 2019 |
| Gramac Quartz Systems Limited | Extraterritorial | 2001 |
| Gramar Management Services Limited | Real estate | 1999 |
| Gramophone Food Ltd | Hospitality | 2025 |
| Gran Chicos Hair and Cosmetics World Ltd | Wholesale & retail | 2022 |
| Granary 32 Catering Ltd | Hospitality | 2019 |
| Grand Line E-Commerce Ltd | Wholesale & retail | 2026 |
| Grand Lodge Modern Mixed Masons Ltd | Other services | 2023 |
| Grandad’S Legacy CIC | Education | 2025 |
| Grandpa Greene's Events Limited | Hospitality | 2024 |
| Grandpa Greene's Luxury Ice Cream Limited | Manufacturing | 2015 |
| Grandpa Greene's Parlour Limited | Hospitality | 2020 |
| Grandpa Greene's Uppermill Limited | Hospitality | 2022 |
| Grandwell Property Limited | Real estate | 2022 |
| Granite Britain Limited | Construction | 2012 |
| Granite Zone Ltd | Administrative & support | 2009 |
| Grantanna Ltd | Other services | 2014 |
| Granvale Ltd | Hospitality | 2012 |
| Graphical Impact Limited | Manufacturing | 2016 |
| Grasscroft Associates Limited | Wholesale & retail | 2021 |
| Grasscroft DE Greenfield Limited | Construction | 2018 |
| Grasscroft Heights Management Company Ltd | Real estate | 2013 |
| Grasscroft Holdings Ltd | Financial services | 2025 |
| Grasscroft Homes & Property Limited | Construction | 2009 |
| Gravity Land Limited | Manufacturing | 2024 |
| Graypac Services Limited | Administrative & support | 2025 |
| Great Alliance Facility Management Ltd | Construction | 2024 |
| Great Birchwood Country Park Limited | Hospitality | 2003 |
| Great British Botanical Limited | Professional & scientific | 2016 |
| Great Dyke Limited | Health & social care | 2022 |
| Great Grass Direct Ltd | Wholesale & retail | 2026 |
| Great Smiles Dental Spa Ltd | Health & social care | 2009 |
| Great Solutions Ltd. | Construction | 2023 |
| Greater Driveways Ltd | Construction | 2017 |
| Greater Manchester Boxing & Development Hub Ltd. | Health & social care | 2021 |
| Greater Manchester Network Ltd | Construction | 2020 |
| Greater Manchester Recovery Ltd | Wholesale & retail | 2026 |
| Greater Manchester Services Ltd | Administrative & support | 2024 |
| Greaves Property Developments Limited | Real estate | 2022 |
| Green Apple Chortlton Ltd | Wholesale & retail | 2023 |
| Green ASH Management Limited | Real estate | 2003 |
| Green Care U.K. Ltd. | Other services | 1997 |
| Green Construction Services (GCS) Limited | Construction | 2013 |
| Green Discount Energy Limited | Construction | 2025 |
| Green Door Property Group Ltd | Households | 2022 |
| Green Eco Energy Group Ltd | Administrative & support | 2024 |
| Green Fields (Greenfield) Limited | Real estate | 1986 |
| Green Flag Homes Ltd | Construction | 2025 |
| Green Flag Logistics Ltd | Transport & logistics | 2024 |
| Green Funding Limited | Other services | 2014 |
| Green Horizons Northwest CIC | Education | 2024 |
| Green House Foods MCR Ltd | Wholesale & retail | 2025 |
| Green Investments 2014 Ltd | Real estate | 2014 |
| Green Lane Holiday Park Limited | Hospitality | 2022 |
| Green Leaf Delivery Ltd | Transport & logistics | 2023 |
| Green Olive Investments Ltd | Real estate | 2021 |