| Goose Consulting Limited | Professional & scientific | 2016 |
| Goosen Consultancy Limited | Professional & scientific | 2023 |
| Gordi Trading Ltd | Financial services | 2011 |
| Gordon Road Freehold Limited | Real estate | 2005 |
| Gorgeous Pink Nails Limited | Other services | 2011 |
| Goshen GAS Engineering Ltd | Professional & scientific | 2018 |
| Goshen Healthcare and Wellbeing Limited | Health & social care | 2021 |
| Goshen Support Services | Other services | 2022 |
| Gosport Road Management Company Limited | Real estate | 2011 |
| Gourmet Burger Newmarket Ltd | Hospitality | 2019 |
| Gourmet Express Ltd | Hospitality | 2021 |
| Goveys Construction Ltd | Construction | 2018 |
| Gowin Ltd | Information & communication | 2025 |
| GP Greek Carpentry Ltd | Manufacturing | 2025 |
| Gpcg Ltd | Professional & scientific | 2021 |
| Gpfda Limited | Professional & scientific | 2020 |
| Gphm Contracting Limited | Agriculture & fishing | 2012 |
| GPL Ltd | Construction | 2025 |
| GPO Designs Limited | Professional & scientific | 2010 |
| GPS Locums Ltd | Administrative & support | 2012 |
| GPS Medsol Holdings Limited | Administrative & support | 2015 |
| Grab Ventures Ltd | Real estate | 2026 |
| Gracefaceystyling Limited | Other services | 2023 |
| Gracewell UK Services Limited | Construction | 2006 |
| Gracie Barra Essex Services Limited | Wholesale & retail | 2022 |
| Grade a Roofing Ltd | Construction | 2012 |
| Gradus Property Consultancy Limited | Real estate | 2022 |
| Graft Software Ltd | Information & communication | 2025 |
| Graftsmen Ltd | Construction | 2020 |
| Graham S. Brown Limited | Administrative & support | 2013 |
| Graham Williams Building Limited | Construction | 2012 |
| Grahams on the Green Writtle Limited | Real estate | 2012 |
| Granary 2003 Limited | Professional & scientific | 2003 |
| Granatik Limited | Real estate | 2015 |
| Grandioze Ltd | Real estate | 2026 |
| Grandline Logistics Ltd | Transport & logistics | 2026 |
| Grandstand Footwear Limited | Wholesale & retail | 1986 |
| Grange Court (Wood Street) Limited | Households | 1995 |
| Grannitra Limited | Health & social care | 2011 |
| Grant Builders Ltd | Construction | 2015 |
| Grant Building Contracts Limited | Construction | 2012 |
| Grant Homes Essex Limited | Construction | 2022 |
| Grant Homes Group Ltd | Financial services | 2025 |
| Grantane Limited | Professional & scientific | 2015 |
| Grants Garden Maintenance Solutions Limited | Administrative & support | 2019 |
| Grants Group Limited | Financial services | 2026 |
| Grants of Shoreditch Limited | Construction | 1992 |
| Grants Precast Limited | Manufacturing | 2011 |
| Graphic Installs Limited | Other services | 2008 |
| Graphics Planet Limited | Manufacturing | 2012 |
| Grasshopper Displays Ltd | Administrative & support | 2010 |
| Grassroots Coaching Academy Ltd | Education | 2025 |
| Gray & Sons (Chelmsford) Limited | Agriculture & fishing | 1972 |
| Gray Lake Swim School LLP | | 2021 |
| Graycon Wells Property Management Ltd | Real estate | 2023 |
| Graye Consulting Limited | Professional & scientific | 2018 |
| Grays Property Leasing Company Limited | Real estate | 2006 |
| Grayson 2013 Ltd | Administrative & support | 2016 |
| GRD Property Management Limited | Real estate | 2017 |
| Grease Trap Solutions Ltd | Water & waste | 2023 |
| Great Baddow CA Limited | Hospitality | 2022 |
| Great Baddow Flooring Ltd | Construction | 2022 |
| Great Baddow High School | Education | 2011 |
| Great Baddow Management Company Limited | Households | 2004 |
| Great Baddow Properties Holdings Limited | Financial services | 2020 |
| Great Baddow Properties Limited | Real estate | 2016 |
| Great Barn Bentley Limited | Real estate | 2009 |
| Great Body Lifestyle Ltd | Health & social care | 2022 |
| Great Glen Village Stores Ltd | Wholesale & retail | 2021 |
| Great House Barns Limited | Construction | 2022 |
| Great Leighs Holdings Limited | Professional & scientific | 2001 |
| Great Leighs Village Store Ltd | Wholesale & retail | 2026 |
| Great Samogitia Ltd | Real estate | 2021 |
| Great Stuff Ltd | Professional & scientific | 2006 |
| Great TSA Consulting Ltd | Professional & scientific | 2012 |
| Great Waltham Electrical Ltd | Construction | 2016 |
| Greatleighs.Security Ltd | Administrative & support | 2026 |
| Greek Bites Ltd | Hospitality | 2023 |
| Green Acorn Commercial Limited | Real estate | 2021 |
| Green Acorn Limited | Construction | 2016 |
| Green Acorn Properties Ltd | Real estate | 2021 |
| Green Alignment Service & Co Ltd | Construction | 2023 |
| Green Casa Ltd | Real estate | 2019 |
| Green Catering EN Limited | Hospitality | 2019 |
| Green Close Residents Association Limited | Other services | 2005 |
| Green Construction Solutions Ltd | Construction | 2016 |
| Green Cowie Ltd | Professional & scientific | 2026 |
| Green Fidelity Employee Ownership Trustee Limited | Professional & scientific | 2022 |
| Green Health Express Ltd | Wholesale & retail | 2012 |
| Green House Monitoring Limited | Manufacturing | 2010 |
| Green Installers Ltd | Construction | 2022 |
| Green NET Eco Ltd | Administrative & support | 2024 |
| Green PEN Solutions Limited | Professional & scientific | 2021 |
| Green Plans Surveyors Ltd | Professional & scientific | 2025 |
| Green Procurement Solutions Ltd | Professional & scientific | 2025 |
| Green Snake Property Management Limited | Real estate | 2019 |
| Green Star Coaching Limited | Arts & recreation | 2021 |
| Green Stone Stud Ltd | Agriculture & fishing | 2011 |
| Greenbrook Garden Centre Limited | Wholesale & retail | 2003 |
| Greenbury Poultry LLP | | 2015 |