| Green Machine Bike Shop Limited | Wholesale & retail | 2022 |
| Green Management Services Limited | Construction | 2015 |
| Green Oak Consultants Limited | Administrative & support | 2022 |
| Green Power for YOU Ltd | Professional & scientific | 2018 |
| Green Property and Development Limited | Construction | 2023 |
| Green Providers NW Limited | Construction | 2026 |
| Green Room Festivals and Events Ltd | Hospitality | 2025 |
| Green Salmon Mere Green Limited | Hospitality | 2016 |
| Green Supply Global Limited | Wholesale & retail | 2025 |
| Green Transp Ltd | Wholesale & retail | 2015 |
| Green Tree Health Ltd | Administrative & support | 2012 |
| Green Vale Consulting Ltd | Information & communication | 2023 |
| Green Volt Services Ltd | Construction | 2026 |
| Green Witch International Ltd | Administrative & support | 2014 |
| Greenacre Construction Limited | Construction | 2001 |
| Greenacre Property Developments Limited | Construction | 2023 |
| Greenbooth Village Management Company Limited | Households | 2016 |
| Greenbrooks Grounds & Property Maintenance Ltd | Administrative & support | 2021 |
| Greenchip IT Limited | Wholesale & retail | 2023 |
| Greener Costs Limited | Professional & scientific | 2021 |
| Greener Lawn Artificial Grass & Paving Ltd | Other services | 2018 |
| Greeneth Limited | Health & social care | 2023 |
| Greengate Medical Services Ltd | Health & social care | 2009 |
| Greenhalgh & Williams Ltd | Professional & scientific | 2019 |
| Greenhalgh Opticians Ltd | Health & social care | 2023 |
| Greenhalgh's Craft Bakery Limited | Manufacturing | 1957 |
| Greenhey Management Ltd | Real estate | 2018 |
| Greenland Garage Limited | Wholesale & retail | 2018 |
| Greenlands OUT of School Care Limited | Other services | 2004 |
| Greenmount Alfa Fans Ltd | Other services | 2017 |
| Greenmount Enterprise Ltd | Wholesale & retail | 2018 |
| Greenmount Fans Ltd | Extraterritorial | 1997 |
| Greenmount Fans North Ltd | Manufacturing | 2025 |
| Greenmount Limited | Real estate | 2024 |
| Greenmount Prop Ltd | Real estate | 2019 |
| Greenmount Securities Limited | Real estate | 2013 |
| Greenmount Travel Limited | Transport & logistics | 2023 |
| Greenoak Planning Solutions Limited | Professional & scientific | 2018 |
| Greenrocks Mailing Services Limited | Transport & logistics | 2017 |
| Greens Sandwich Shop Ltd | Hospitality | 2024 |
| Greentor Limited | Information & communication | 2008 |
| Greenuna Group Limited | Administrative & support | 2023 |
| Greenview Freehold Limited | Real estate | 2015 |
| Greenview Management Company Limited | Other services | 2009 |
| Greenwake Limited | Information & communication | 2023 |
| Greenwoods Private Limited | Administrative & support | 2016 |
| Greg Carter HGV Driver Services Limited | Transport & logistics | 2020 |
| Gremi Limited | Financial services | 2017 |
| Grenson Marketing Ltd | Administrative & support | 2014 |
| Gresham Leisure Furniture Limited | Manufacturing | 2002 |
| Gresham Office Furniture Limited | Manufacturing | 1976 |
| Gresham UK Holdings Limited | Administrative & support | 2004 |
| Gresty UK Business Services Ltd | Information & communication | 2023 |
| Grey Petals Limited | Transport & logistics | 2026 |
| Greyfell Consulting Ltd | Professional & scientific | 2025 |
| Greyo Plumbing and Heating Limited | Construction | 2022 |
| Greys Specialist Recruitment Ltd | Administrative & support | 2017 |
| Greythorne Developments Ltd | Real estate | 2026 |
| Greythorne Property Ltd | Financial services | 2026 |
| Grid North Site Engineering Limited | Real estate | 2012 |
| Gridsmith Ltd | Information & communication | 2026 |
| Griffiths Logistics Limited | Transport & logistics | 2017 |
| Grill & Co Foods Ltd | Wholesale & retail | 2024 |
| Grill 2 Thrill (Bolton) Ltd | Hospitality | 2026 |
| Grill 2 Thrill Limited | Hospitality | 2019 |
| Grill 24 Leigh Ltd | Hospitality | 2024 |
| Grill Corner Bolton Ltd | Wholesale & retail | 2020 |
| Grill Cottage Limited | Hospitality | 2020 |
| Grill Feast Ltd | Hospitality | 2025 |
| Grill Gang Ltd | Hospitality | 2024 |
| Grill NW Ltd | Hospitality | 2022 |
| Grillicious Bolton Ltd | Hospitality | 2025 |
| Grillicious Burgers & Shakes Ltd | Hospitality | 2020 |
| Grillicious Limited | Hospitality | 2023 |
| Grillo Bites Ltd | Hospitality | 2025 |
| Grillo Designs Limited | Professional & scientific | 2020 |
| Grimes on the Beach Film Limited | Information & communication | 2013 |
| Grit Skincare Ltd | Wholesale & retail | 2025 |
| Gritmax Limited | Information & communication | 2025 |
| GRN Estates Limited | Real estate | 2024 |
| GRO Home Property and Investments Ltd | Real estate | 2024 |
| Ground Game Academy Limited | Arts & recreation | 2025 |
| Grounded Resource Limited | Information & communication | 2022 |
| Groundworks Productions Ltd | Manufacturing | 2020 |
| Group 29 Limited | Wholesale & retail | 2020 |
| Group 786 Ltd | Transport & logistics | 2022 |
| Group Analysis North | Education | 2000 |
| Group Pharmacy 1968 Limited | Wholesale & retail | 2010 |
| Groveside Consulting Limited | Information & communication | 2020 |
| Grow HR Ltd | Administrative & support | 2023 |
| Grow Insane Ltd | Agriculture & fishing | 2016 |
| Growgrows Limited | Manufacturing | 2020 |
| Growth Geeks Limited | Administrative & support | 2021 |
| Growth Index Limited | Professional & scientific | 2022 |
| Growth Needle Ltd | Information & communication | 2025 |
| Growthalong Ltd | Wholesale & retail | 2021 |
| Grss Group Ltd | Administrative & support | 2024 |
| Grubs Boots Limited | Manufacturing | 2000 |
| Grumpy Design Ltd | Professional & scientific | 2024 |
| Grundy Home Rentals Limited | Real estate | 2024 |