| GNP Solutions Limited | Administrative & support | 2018 |
| Go GET IT Building Services Limited | Construction | 2026 |
| Goddard MMA Ltd | Arts & recreation | 2018 |
| Godsall Management Ltd | Financial services | 2015 |
| Going Dark Theatrical Services Limited | Arts & recreation | 2026 |
| Gold Accommodation Ltd | Real estate | 2024 |
| Goldcrest Architectural Services Limited | Construction | 2003 |
| Golden Carvery Limited | Hospitality | 2019 |
| Golden Dogwood | Real estate | 2019 |
| Golden Dogwood Holdings | Financial services | 2019 |
| Golden Paws Supplies Ltd | Professional & scientific | 2025 |
| Goldman Pictures Limited | Information & communication | 2018 |
| Goldmine Coaching Ltd | Health & social care | 2022 |
| Golf Course Vouchers Ltd | Wholesale & retail | 2020 |
| Good Catch Entertainment Limited | Arts & recreation | 2021 |
| Good Girl Productions Limited | Arts & recreation | 2022 |
| Goodfellows Garage Limited | Wholesale & retail | 1948 |
| Goodland Enterprises Ltd | Wholesale & retail | 2025 |
| Goose Stationery Limited | Construction | 2003 |
| Gordon Street Pictures Limited | Information & communication | 2015 |
| Goreefers UK Ltd | Transport & logistics | 2016 |
| Gorilla Financial Services Ltd | Financial services | 2005 |
| Gough Advertising Services Ltd | Professional & scientific | 1956 |
| Gough Developments Ltd | Construction | 2017 |
| Gough Marketing Ltd | Professional & scientific | 2025 |
| Gough Property Communications Ltd | Professional & scientific | 2025 |
| Gough Ventures Ltd | Financial services | 2025 |
| Goxom Limited | Wholesale & retail | 2022 |
| GR Boat and Railway Limited | Hospitality | 2024 |
| GRA MOR Limited | Information & communication | 2024 |
| Grab EN Go Ltd | Hospitality | 2025 |
| Graceford Properties Limited | Construction | 1984 |
| Gracie Homes Ltd | Construction | 2020 |
| Gracie Property Investments Ltd | Real estate | 2022 |
| Graham Energy Solutions UK Ltd | Construction | 2022 |
| Grand Luxe Motors Ltd | Wholesale & retail | 2025 |
| Grand Oak Ltd | Construction | 2017 |
| Grange LJL Ltd | Information & communication | 2019 |
| Grant Energy Ltd | Construction | 2023 |
| Grant Property and Maintenance Ltd | Real estate | 2026 |
| Grant Services (Worc's) Limited | Manufacturing | 2011 |
| Gray Electrics (Stafford) Limited | Construction | 1978 |
| Grcm Holdings Ltd | Financial services | 2024 |
| Green Birch | Real estate | 2019 |
| Green Chesnut | Real estate | 2019 |
| Green Chip Solutions Limited | Information & communication | 2012 |
| Green Laurel | Real estate | 2020 |
| Green Life Landscaping Ltd | Administrative & support | 2023 |
| Green Palm | Real estate | 2020 |
| Green Path Electric Rides Ltd | Wholesale & retail | 2025 |
| Green Pear Limited | Professional & scientific | 2026 |
| Green Power Conversions Ltd. | Extraterritorial | 2014 |
| Green Sycamore | Real estate | 2020 |
| Green Water Films Limited | Information & communication | 2025 |
| Greencart Limited | Wholesale & retail | 2025 |
| Greenfield Trade Vans Ltd | Wholesale & retail | 2024 |
| Greenfields Self Storage Limited | Real estate | 2012 |
| Greenshank Limited | Real estate | 2024 |
| Greenway Power Group Ltd | Construction | 2023 |
| Grey Knight Services Limited | Professional & scientific | 2016 |
| Griffiths & Griffiths Limited | Information & communication | 2006 |
| Griffiths Consulting Limited | Health & social care | 2026 |
| Grimer Engineering Ltd | Construction | 2015 |
| Griptrak (Midlands) Limited | Construction | 1995 |
| Grove Automotive Limited | Wholesale & retail | 2010 |
| Grove Concrete Ltd | Construction | 2024 |
| Grow With PAT Ltd | Wholesale & retail | 2026 |
| Growing Human LAB Ltd | Wholesale & retail | 2026 |
| Growing the Arts Ltd | Education | 2024 |
| Growmate Limited | Wholesale & retail | 2013 |
| Grown From a Seed Developments Limited | Real estate | 2021 |
| Growth Mentor Media Ltd | Professional & scientific | 2026 |
| GRP Inc Limited | Information & communication | 2026 |
| GT Groundworks Ltd | Extraterritorial | 2011 |
| Gtaccess Holdings Limited | Financial services | 2023 |
| Gtaccess Robotics Ltd | Administrative & support | 2026 |
| Gtaccess Stoke Limited | Administrative & support | 2011 |
| Gtaccess Training Ltd | Administrative & support | 2011 |
| GTC Interiors Limited | Construction | 2006 |
| Guardian JET UK Limited | Financial services | 2025 |
| Gudrun Publishing Ltd | Information & communication | 2003 |
| Guest Independent Mortgage Advice Limited | Financial services | 2004 |
| Guest Property Services Limited | Real estate | 2011 |
| Guru Meditation Ltd | Information & communication | 2013 |
| GUY Hedley Cars Ltd | Extraterritorial | 2015 |
| GUY Hedley Engineering Ltd | Professional & scientific | 2019 |
| GUY Investments Limited | Administrative & support | 2017 |
| GVZ Groundworks Limited | Construction | 2021 |
| GW Art Studio Ltd | Professional & scientific | 2023 |
| GY Boxing Ltd | Arts & recreation | 2021 |
| Gypsy BOY Ltd | Information & communication | 2016 |
| H & H Home Developments Ltd | Construction | 2021 |
| H & L (Midlands) Limited | Real estate | 2001 |
| H and T Property Management Limited | Real estate | 2022 |
| H C Land Limited | Real estate | 2017 |
| H M Bott Developments Ltd | Construction | 2025 |
| H ST Luce Ltd | Professional & scientific | 2025 |
| H. Gittins Transport Limited | Transport & logistics | 2003 |
| H. Gittins Transport Services Limited | Wholesale & retail | 2003 |
| H.E.G. Engineers Ltd | Construction | 2016 |