| Global Interiors (Cannock) Limited | Construction | 2007 |
| Global Market Compare Limited | Financial services | 2012 |
| Global-Bdm Services Ltd | Professional & scientific | 2025 |
| Globalgroup&Co Limited | Wholesale & retail | 2019 |
| Glow Network Services Limited | Information & communication | 2026 |
| Glowly AI Limited | Information & communication | 2024 |
| Glyn Humphreys Construction Limited | Construction | 2016 |
| GM Maintenance Solutions Limited | Construction | 2025 |
| GMC Instrumentation Limited | Wholesale & retail | 2004 |
| GMI (Weymouth) Limited | Construction | 2019 |
| Gndphotos Limited | Professional & scientific | 2018 |
| Gnocked UP Ltd | Manufacturing | 2025 |
| Go Training Services Limited | Education | 2005 |
| Go True North Ltd | Professional & scientific | 2024 |
| Go-Trucks Forklift Services Ltd | Manufacturing | 2025 |
| Goal Assist Limited | Professional & scientific | 2022 |
| Goatinthecoat Ltd | Manufacturing | 2021 |
| Gold's Garages Limited | Wholesale & retail | 1984 |
| Golden Oriental Limited | Hospitality | 2026 |
| Golden Scissors Only Ltd | Other services | 2023 |
| Golden TAN Hednesford Limited | Other services | 2025 |
| Golden Valley (Cannock) Ltd | Hospitality | 2021 |
| Goldmile Limited | Other services | 2015 |
| Goldmile Operations Limited | Transport & logistics | 2007 |
| Goodfellow Secrets Ltd | Wholesale & retail | 2021 |
| Goodfish (East Midlands) Limited | Extraterritorial | 2017 |
| Goodfish (Flint) Limited | Manufacturing | 2024 |
| Goodfish (North West) Limited | Manufacturing | 2019 |
| Goodfish Group Limited | Financial services | 2017 |
| Goodfish Limited | Manufacturing | 2010 |
| Goodguard Services Limited | Administrative & support | 2012 |
| Goodswen Pro-Design Limited | Professional & scientific | 2017 |
| Goodwill Properties Limited | Real estate | 2023 |
| Goodwin Houghton Properties Limited | Real estate | 2016 |
| Gorse Way 23/06/1963 Limited | Extraterritorial | 2014 |
| Gostanian Enterprise Limited | Real estate | 2018 |
| Gourmet Board Delights Limited | Manufacturing | 2025 |
| GP Auto Elite Ltd | Wholesale & retail | 2019 |
| GPL Distribution Centre Ltd | Wholesale & retail | 2022 |
| GR Building & Landscaping Limited | Construction | 2019 |
| Gracestone Property Development Ltd | Real estate | 2025 |
| Grade a Electrical Contractors Limited | Construction | 2022 |
| Grant Research Limited | Administrative & support | 1996 |
| Grants of Cannock Limited | Transport & logistics | 2015 |
| Grassroots Admin Ltd | Administrative & support | 2025 |
| Gray Holdco Ltd | Professional & scientific | 2026 |
| Gray's Structural Inspections Ltd | Professional & scientific | 2021 |
| Grease Monkeyz UK Ltd | Wholesale & retail | 2022 |
| Great Chips Limited | Hospitality | 2022 |
| Green Co (UK) Limited | Administrative & support | 2010 |
| Green Compass Properties Limited | Extraterritorial | 2024 |
| Green Flamingo Homes Limited | Hospitality | 2023 |
| Green Homes Telford Limited | Construction | 2015 |
| Green Pipe 79 Ltd | Real estate | 2026 |
| Greenside Golf Ltd | Arts & recreation | 2024 |
| Greenvote Limited | Manufacturing | 2000 |
| Greenway Motors Ltd | Wholesale & retail | 2026 |
| Greenwolf Digital Limited | Information & communication | 2018 |
| Greeshu Homes Limited | Real estate | 2019 |
| Greg International Transport Limited | Transport & logistics | 2017 |
| Grenadier Motors Ltd | Wholesale & retail | 2024 |
| Greyhound Classic Cars Ltd | Transport & logistics | 2014 |
| Greystone Residential Holdings Limited | Real estate | 2026 |
| Grid NA Mara Limited | Professional & scientific | 2025 |
| Grip Systems (Holdings) Limited | Financial services | 2023 |
| Grip Systems Limited | Manufacturing | 2015 |
| Groomingdales Pet Parlour Ltd | Other services | 2025 |
| Grosvenor Court (Cannock) Residents Association Limited | Other services | 1975 |
| Grove Properties (Cannock) Limited | Real estate | 1984 |
| Growth 4 Founders CIC | Other services | 2025 |
| GS Roofs Limited | Construction | 2024 |
| GSI Bricklaying Ltd | Construction | 2025 |
| GSS Security & Electrical (Midlands) Ltd | Construction | 2024 |
| GT Plumbing & Heating Limited | Construction | 2006 |
| GT Prints Ltd | Manufacturing | 2025 |
| GT Real Estate Limited | Real estate | 2021 |
| GT500 Ltd | Information & communication | 2016 |
| Guiding Growth Ltd | Professional & scientific | 2025 |
| GW R2RSA Ltd | Real estate | 2024 |
| GW Sourcing Ltd | Real estate | 2024 |
| GWW Technology Ltd | Professional & scientific | 2023 |
| Gwynedd Forklifts Limited | Administrative & support | 1998 |
| Gympro Apparel Ltd | Wholesale & retail | 2016 |
| H & H Tiling Services Limited | Construction | 2007 |
| H D Properties (Cannock) Ltd | Real estate | 2020 |
| H J Scott & Sons Limited | Transport & logistics | 2017 |
| H Q Services Limited | Administrative & support | 2008 |
| H T Developments (Midlands) Ltd | Construction | 1998 |
| H&G Northway Limited | Wholesale & retail | 2021 |
| H&J Couriers Ltd | Transport & logistics | 2023 |
| H&S Lettings & Property Management Limited | Real estate | 2014 |
| H&S Roofline Ltd | Construction | 2026 |
| H.D Utilities Ltd | Construction | 2015 |
| H.J Whitby Services Limited | Construction | 2022 |
| H.M. Bespoke Designs Ltd. | Wholesale & retail | 2014 |
| H2A House Ltd | Real estate | 2024 |
| Habibi Edgar Ltd | Construction | 2026 |
| Haddaway Limited | Real estate | 2024 |
| Haden Construction Limited | Construction | 2007 |
| Hadet Solutions Limited | Health & social care | 2016 |