| Glow Youth Coaching Ltd | Extraterritorial | 2025 |
| Glowvote Limited | Information & communication | 2015 |
| Glue Laundries Group Ltd | Other services | 2026 |
| Glynn House Close Limited | Administrative & support | 2015 |
| GMH Autos Ltd | Wholesale & retail | 2023 |
| GMJ Services Ltd | Other services | 2025 |
| Go Beyond Technology Limited | Information & communication | 2016 |
| Go Green Retrofit Ltd | Administrative & support | 2023 |
| Go Guard UK Limited | Wholesale & retail | 2015 |
| Go Pro Home Improvements Ltd | Construction | 2024 |
| Go-Mow Estate Care Ltd | Administrative & support | 2023 |
| GO42 Ltd | Wholesale & retail | 2019 |
| Goddard Vehicle Recycling Ltd | Wholesale & retail | 2021 |
| Godman Partners Ltd | Construction | 2025 |
| GOF Properties Limited | Real estate | 2017 |
| Gogo Car Finance Limited | Administrative & support | 2016 |
| Golden & Green Limited | Administrative & support | 2022 |
| Goldendays Brewery Ltd | Wholesale & retail | 2025 |
| Goldfinch Care Limited | Health & social care | 2013 |
| Golf Badger Limited | Arts & recreation | 2021 |
| Gomi UK Ltd | Transport & logistics | 2002 |
| Good Times Pubs and Bars Ltd | Hospitality | 2019 |
| Gooding Investments Ltd | Real estate | 2019 |
| Goodshelter LLP | | 2009 |
| Goodwood 2026 Limited | Agriculture & fishing | 2026 |
| Goodwood Art Foundation CIC | Education | 2022 |
| Goodwood Art Trust | Education | 2025 |
| Goodwood Composites Ltd | Manufacturing | 2012 |
| Goodwood Estate (Pensions) Limited | Financial services | 1960 |
| Goodwood Estate Company Limited(The) | Agriculture & fishing | 1955 |
| Goodwood Events Company Limited | Arts & recreation | 2009 |
| Goodwood Farms Limited | Professional & scientific | 1974 |
| Goodwood Furniture Ltd | Manufacturing | 2011 |
| Goodwood Group Limited | Extraterritorial | 2001 |
| Goodwood Hotel Property Company Limited | Extraterritorial | 2006 |
| Goodwood Insights Ltd | Information & communication | 2020 |
| Goodwood International Limited | Arts & recreation | 2026 |
| Goodwood Marshals Club Limited | Arts & recreation | 2008 |
| Goodwood Racecourse Limited | Arts & recreation | 1963 |
| Goodwood Racehorse Owners Group Limited | Arts & recreation | 2017 |
| Goodwood Road Racing Company Limited | Arts & recreation | 1949 |
| Goodwood Speedweek Limited | Extraterritorial | 2010 |
| Goodwood Stoves Ltd | Wholesale & retail | 2025 |
| Gooloo Limited | Professional & scientific | 2008 |
| Gorevale Property Limited | Financial services | 2016 |
| Goring Chase Residents' Association Limited | Households | 1974 |
| Gorst Road Management Limited | Real estate | 2024 |
| Goss & Crested China Limited | Wholesale & retail | 1974 |
| Gotmodels Ltd | Wholesale & retail | 2024 |
| Government Affairs (Services) Limited | Professional & scientific | 2007 |
| GOW Property Ltd | Real estate | 2017 |
| GP Logistics Management Limited | Transport & logistics | 2017 |
| GP Products (2025) Limited | Manufacturing | 2025 |
| Gppowersolutions Ltd | Professional & scientific | 2026 |
| GPR Property Services Limited | Other services | 2021 |
| Grace and Galor Limited | Administrative & support | 2005 |
| Grace Church Chichester | Other services | 2007 |
| Graceful Willow Ltd | Manufacturing | 2026 |
| Gracious Home Care Services Limited | Health & social care | 2023 |
| Grainclaim Limited | Wholesale & retail | 1994 |
| Granary Digital Ltd | Information & communication | 2022 |
| Grand Soleil Ltd | Wholesale & retail | 2019 |
| Grandbyte Computers Limited | Information & communication | 1997 |
| Grangewood Developments Limited | Professional & scientific | 2026 |
| Grant Walker Engineering Ltd | Construction | 2012 |
| Grant Walker Group Ltd | Financial services | 2015 |
| Grants Independent Trading Ltd | Wholesale & retail | 2025 |
| Graphene Recruitment Group Ltd | Administrative & support | 2019 |
| Gravel Lane Garage Services Ltd | Wholesale & retail | 2008 |
| Gray and Gray Holdings Limited | Financial services | 2021 |
| Gray Controls Limited | Construction | 2007 |
| Gray Scott Ltd | Construction | 2006 |
| Graydonhouse Limited | Professional & scientific | 2010 |
| Grayshott Health Retreat Ltd | Hospitality | 2025 |
| Grayshott Heritage and Health C.I.C. | Education | 2025 |
| GRE3N Ltd | Wholesale & retail | 2023 |
| Great Ballard School Limited | Education | 1994 |
| Great Trippetts Estate Limited | Real estate | 2007 |
| Great Trippetts Estate Loan Company Limited | Real estate | 2020 |
| Great Trippetts Polo Club Limited | Administrative & support | 2017 |
| Great Trippetts Polo Ltd | Administrative & support | 2004 |
| Great WAR Literature Publishing Limited Liability Partnership | | 2005 |
| Great Wave Sussex Ltd | Manufacturing | 2025 |
| Green and Cole Limited | Professional & scientific | 2025 |
| Green Business Consulting Ltd | Professional & scientific | 2022 |
| Green Circle Garden Limited | Manufacturing | 2011 |
| Green Circle Group Limited | Administrative & support | 2026 |
| Green Door Centre Ltd | Hospitality | 2014 |
| Green Group Pension Trustees Limited | Other services | 2020 |
| Green Impact Ltd | Public administration | 2021 |
| Green Octopus Ltd | Health & social care | 2019 |
| Green Off-Grid Solutions Ltd | Energy | 2024 |
| Green Scene Maintenance Limited | Administrative & support | 2025 |
| Green Wood Holiday Parks Limited | Hospitality | 2002 |
| Green Wood Parks Limited | Hospitality | 2022 |
| Greenacres Residents (Birdham) Limited | Households | 1972 |
| Greenheath Property Management Limited | Other services | 2003 |
| Greenlands Two Limited | Construction | 1998 |
| Greenleaves Cycling Limited | Wholesale & retail | 2019 |
| Greenridge House Ltd | Real estate | 2019 |