| Greening's Removals & Storage Limited | Transport & logistics | 2022 |
| Greenlake International Ltd | Wholesale & retail | 1997 |
| Greenlam Europe (UK) Ltd | Manufacturing | 2012 |
| Greenland Associates & Property Consultants Ltd | Real estate | 2025 |
| Greenland Property Solutions Ltd | Real estate | 2024 |
| Greenland Services Limited | Administrative & support | 2025 |
| Greenlaw Consulting Limited | Health & social care | 2022 |
| Greenlawns Delta RTM Company Limited | Households | 2005 |
| Greenlawns Regeneration Ltd | Construction | 2018 |
| Greenlea Holdings Limited | Real estate | 1963 |
| Greenlea Properties Limited | Real estate | 1960 |
| Greenleaf Business Solutions Limited | Professional & scientific | 2010 |
| Greenleaf Industries Limited | Real estate | 2024 |
| Greenleaf Treatments Ltd | Health & social care | 2017 |
| Greenlife Maintenance Limited | Administrative & support | 2022 |
| Greenlight Electrical Ltd | Construction | 2026 |
| Greenlight Estates Limited | Real estate | 2017 |
| Greenlight Investment Limited | Real estate | 2023 |
| Greenlights Management Limited | Real estate | 2024 |
| Greenline 247 Recovery and Transportation Ltd | Transport & logistics | 2025 |
| Greenlink Enterprises Limited | Manufacturing | 2012 |
| Greenlink Transport Ltd | Transport & logistics | 2016 |
| Greenlit Risk Ltd | Professional & scientific | 2026 |
| Greenmat Limited | Real estate | 2018 |
| Greenmatlock Limited | Hospitality | 2025 |
| Greenmond | Financial services | 2021 |
| Greennest Energy Solution Ltd | Construction | 2025 |
| Greennova Investments Ltd | Real estate | 2026 |
| Greenoak Housing Ltd | Real estate | 2025 |
| Greenough Locums Limited | Health & social care | 2015 |
| Greenpoint Combined Services Ltd | Construction | 2026 |
| Greenpoint EV Ltd | Construction | 2020 |
| Greenridge Healthcare Limited | Health & social care | 2008 |
| Greenrock.Holdings Ltd | Hospitality | 2025 |
| Greens Dent Laboratories Ltd | Professional & scientific | 2021 |
| Greens Jewellers Limited | Financial services | 2000 |
| Greens Solicitors Limited | Professional & scientific | 2013 |
| Greens Total Car Care Centre Limited | Administrative & support | 2013 |
| Greenside Logic Ltd | Professional & scientific | 2024 |
| Greensprout Services Ltd | Agriculture & fishing | 2025 |
| Greensquare Construction Limited | Construction | 1999 |
| Greensquare Estates Limited | Other services | 2013 |
| Greensquare Homes Limited | Construction | 1999 |
| Greensquareaccord 1 Limited | Construction | 1999 |
| Greensquareaccord 2 Limited | Professional & scientific | 2006 |
| Greensquareaccord Investments Limited | Administrative & support | 2012 |
| Greenstar Homes (WM) Ltd | Real estate | 2018 |
| Greenstone Housing Ltd | Real estate | 2025 |
| Greenstone Staffing Ltd | Administrative & support | 2025 |
| Greenstone Trans Ltd | Transport & logistics | 2017 |
| Greenstorm Efficiency Solutions Ltd | Construction | 2024 |
| Greenstorm Limited | Other services | 2020 |
| Greenstorm PV Ltd | Other services | 2022 |
| Greenstyle Constructions UK Ltd | Construction | 2021 |
| Greenstyle Group Limited | Other services | 2024 |
| Greenstyles Construction Ltd | Construction | 2022 |
| Greenstylesuk Ltd | Construction | 2019 |
| Greenswood Limited | Water & waste | 2016 |
| Greentex (UK) Limited | Professional & scientific | 1999 |
| GREENTMEDICAL2023 Ltd | Health & social care | 2023 |
| Greenview Investment Property Ltd | Real estate | 2024 |
| Greenvilla Developments (Midlands) Limited | Real estate | 1998 |
| Greenvilla Developments (Worcester) Limited | Construction | 2005 |
| Greenvilla Homes (Barston) Limited | Construction | 2019 |
| Greenvilla Homes (Dickens Heath) Ltd | Construction | 2024 |
| Greenvilla Homes (Dorridge) Limited | Construction | 2019 |
| Greenvilla Homes (Tidbury Green) Limited | Construction | 2019 |
| Greenvilla Homes Limited | Real estate | 2013 |
| Greenville Housing Limited | Health & social care | 2025 |
| Greenwater Real Estates Limited | Real estate | 2025 |
| Greenway Birmingham Ltd | Construction | 2024 |
| Greenway Galaxy Ltd | Professional & scientific | 2026 |
| Greenway Housing Limited | Real estate | 2026 |
| Greenway Spirited Ltd | Hospitality | 2025 |
| Greenway Superstore Ltd | Wholesale & retail | 2023 |
| Greenwich Int’L Apparel Ltd | Wholesale & retail | 2025 |
| Greenwood and Dodsworth Services Ltd | Information & communication | 2013 |
| Greenwood Housing Ltd | Real estate | 2020 |
| Greenwood of Chelmsley Wood Limited | Hospitality | 2015 |
| Greenwoods Home Ltd | Construction | 2025 |
| Greenz UK Ltd | Hospitality | 2024 |
| Greenzo Energy London Limited | Wholesale & retail | 2022 |
| Greenzonecleaning Limited | Administrative & support | 2025 |
| Greer Family Enterprise Ltd | Information & communication | 2017 |
| Greet Housing Limited | Hospitality | 2025 |
| Greg & NAT Limited | Construction | 2017 |
| Greg Fickert Limited | Construction | 2020 |
| Greg Marshall Quantity Surveying Ltd | Professional & scientific | 2007 |
| Greg Milner Photography Ltd | Professional & scientific | 2016 |
| Greg Plotnek Limited | Real estate | 2017 |
| Greg Shaw Urology Ltd | Health & social care | 2017 |
| Gregg Latchams Holding Company Limited | Extraterritorial | 2008 |
| Gregg Latchams Limited | Extraterritorial | 2009 |
| Gregg Martin Ltd | Professional & scientific | 2024 |
| Gregg Roofing Services Ltd | Construction | 2009 |
| Gregory Logistics Limited | Wholesale & retail | 2024 |
| Greidys Wings and Strips Ltd | Hospitality | 2021 |
| Gren House Ltd | Hospitality | 2025 |
| Grenade (UK) Limited | Administrative & support | 2009 |
| Grenade Holdings Limited | Financial services | 2014 |