| Green Acre Developments Norwich Limited | Construction | 2018 |
| Green Bear Norfolk Ltd | Administrative & support | 2025 |
| Green Calf Creations Ltd | Wholesale & retail | 2024 |
| Green CAP Production Limited | Information & communication | 2025 |
| Green Care Holding Limited | Health & social care | 2024 |
| Green Court Residents Association Limited | Households | 1990 |
| Green Deal Eco Services Limited | Construction | 2013 |
| Green Edge Developments Limited | Construction | 2024 |
| Green Electricity Generation Limited | Energy | 2011 |
| Green END Energy Centre Limited | Energy | 2024 |
| Green Energy Projects Ltd | Professional & scientific | 2016 |
| Green Energy Together Limited | Administrative & support | 2015 |
| Green Energy Trading Limited | Energy | 2014 |
| Green Envy Garden Studios Ltd | Construction | 2022 |
| Green Evolution Ltd | Administrative & support | 2023 |
| Green Falcon Energy Limited | Energy | 2025 |
| Green Farm Energy Centre Limited | Energy | 2022 |
| Green Farm Property Ltd | Real estate | 2009 |
| Green Farm Stores Limited | Wholesale & retail | 2011 |
| Green Flag Holdings Limited | Financial services | 1998 |
| Green Frog CAB Company Limited | Transport & logistics | 2011 |
| Green Frog Finance Partners Limited | Extraterritorial | 2025 |
| Green GAS Fuels Limited | Energy | 2021 |
| Green Grove Homes Ltd | Health & social care | 2024 |
| Green Hills Habitats CIC | Professional & scientific | 2025 |
| Green Home Energy Solutions Limited | Construction | 2009 |
| Green Home Plumbing and Renewables Ltd | Construction | 2019 |
| Green Home Renewables Ltd | Construction | 2022 |
| Green Island Wealth Management Ltd | Financial services | 2011 |
| Green Jellyfish Limited | Professional & scientific | 2022 |
| Green Lantern Trades Limited | Extraterritorial | 2018 |
| Green Leaf Environmental Limited | Real estate | 2017 |
| Green Light Cycling CIC | Arts & recreation | 2024 |
| Green Lodge Holdings Ltd | Extraterritorial | 2022 |
| Green Meadow Finance Ltd | Financial services | 2023 |
| Green Moor Projects Ltd | Construction | 2016 |
| Green Ocean Consulting Ltd | Professional & scientific | 2024 |
| Green Pastures (Berghapton) Limited | Wholesale & retail | 2016 |
| Green PEA Marketing Limited | Professional & scientific | 2009 |
| Green Planet Environmental Recycling Ltd | Water & waste | 2010 |
| Green Property Project Ltd | Real estate | 2022 |
| Green Shack Clan Ltd | Transport & logistics | 2026 |
| Green Sky Wealth Limited | Financial services | 2009 |
| Green Solar Footprint Ltd | Construction | 2011 |
| Green Street Property Development Limited | Real estate | 2015 |
| Green Tree Creations Ltd | Construction | 2025 |
| Green Triangle Energy Ltd | Financial services | 2023 |
| Green Wave Coffee Company Ltd | Hospitality | 2021 |
| Greenacres Consultancy Services Ltd | Agriculture & fishing | 2025 |
| Greencrop Irrigation Limited | Extraterritorial | 2011 |
| Greencrop Pumps Limited | Extraterritorial | 2011 |
| Greene Park Capital Europe Limited | Real estate | 2023 |
| Greener Battle Ltd | Wholesale & retail | 2020 |
| Greener Leaf Ltd | Professional & scientific | 2021 |
| Greenfield Consulting Limited | Information & communication | 2006 |
| Greenfields Education Limited | Education | 2017 |
| Greengate Homes (Dereham) Limited | Construction | 2020 |
| Greengate Homes (Norfolk) Ltd | Construction | 2016 |
| Greengate Homes (NR9) Limited | Construction | 2022 |
| Greengate Homes (Quarter Barns) Limited | Construction | 2025 |
| Greengauge Fuels Limited | Professional & scientific | 2007 |
| Greenhill Racing Limited | Arts & recreation | 1992 |
| Greenhouses Direct Limited | Manufacturing | 1995 |
| Greenknight Limited | Agriculture & fishing | 1981 |
| Greenland Oaks Management Limited | Households | 2012 |
| Greenlands Residents Company (Cambridge) Limited | Real estate | 1972 |
| Greenleaf Garden Services Ltd | Administrative & support | 2026 |
| Greenleaf Holdings Limited | Administrative & support | 2016 |
| Greenleaf Integrated Ltd | Extraterritorial | 2024 |
| Greenleaf Property Ltd | Real estate | 2022 |
| Greenlife Medical Services Ltd | Health & social care | 2020 |
| Greenman Countryside Services Ltd | Professional & scientific | 2023 |
| Greenoceanuk Ltd | Professional & scientific | 2025 |
| Greenroom Solutions Limited | Financial services | 2017 |
| Greenrush Property Limited | Other services | 1985 |
| Greensand Trading Ltd | Professional & scientific | 2016 |
| Greenscape Installation Limited | Construction | 2024 |
| Greenshedtechnology Limited | Wholesale & retail | 2023 |
| Greenskape Ltd | Administrative & support | 2017 |
| Greenspace East Community Interest Company | Professional & scientific | 2017 |
| Greenspring Healthcare Ltd | Health & social care | 2021 |
| Greenspring Properties Limited | Real estate | 2023 |
| Greenstalk Limited | Manufacturing | 2018 |
| Greentrack Limited | Information & communication | 2025 |
| Greenview Norfolk Limited | Real estate | 2017 |
| Greenvolt Energias Renovaveis Holdco Limited | Other services | 2021 |
| Greenwave Plumbing and Heating Ltd | Construction | 2025 |
| Greenway Marine Limited | Manufacturing | 1967 |
| Greenwood Data Solutions Limited | Information & communication | 2026 |
| Greenwood Properties Norfolk Limited | Construction | 2018 |
| Greenwood Windows Ltd | Construction | 2017 |
| Greer Consultancy Services Limited | Information & communication | 2021 |
| Greer Ltd | Information & communication | 2013 |
| Greg Rowe Group Ltd | Professional & scientific | 2015 |
| Greg Rowe Limited | Manufacturing | 1996 |
| Gregor & Gent Limited | Health & social care | 2010 |
| Gregore Solutions Limited | Information & communication | 2025 |
| Gregory Charles Financial Planning Limited | Financial services | 2015 |
| Gregory Yachts Ltd | Wholesale & retail | 2026 |
| Gresham Hall Glamping Limited | Hospitality | 2021 |