| Grace & IVY Events Ltd | Hospitality | 2021 |
| Grace Buildings Ltd | Real estate | 2025 |
| Grace Carpets Flooring Ltd | Construction | 2021 |
| Grace Healthcare Solutions Ltd | Health & social care | 2023 |
| Grace Hope Ltd | Wholesale & retail | 2021 |
| Grace Locum Limited | Health & social care | 2021 |
| Grace Media Solutions Limited | Information & communication | 2013 |
| Grace Thomas Legal Ltd | Professional & scientific | 2026 |
| Gradienthaus Limited | Information & communication | 2017 |
| Graeme Buckle Funeral Services Limited | Extraterritorial | 2000 |
| Graham Dowler Ltd | Real estate | 2019 |
| Graham Sullivan Funeral Directors Limited | Extraterritorial | 2003 |
| Grand Universe Technology Ltd | Manufacturing | 2024 |
| Grandeur Dining Limited | Hospitality | 2016 |
| Grange Civil Engineering Limited | Construction | 2019 |
| Grange Lane Investments Ltd | Financial services | 2025 |
| Grange Renovation (Building Repairs & Alterations) Limited | Construction | 2013 |
| Grangesutton Flats RTM Company Limited | Households | 2019 |
| Grangewood Tennis Centre Limited | Arts & recreation | 2022 |
| Grannys Pantry Ltd | Hospitality | 2024 |
| Grant Estates Limited | Real estate | 2025 |
| Grant Mcknight Business Consultancy Ltd | Professional & scientific | 2021 |
| Graphictrail Limited | Wholesale & retail | 1998 |
| Grave Design Limited | Extraterritorial | 1927 |
| Gravitas Web Ltd | Other services | 2024 |
| Gravity Beer Co Ltd | Manufacturing | 2022 |
| Graydon Court Management Company Limited | Households | 1976 |
| Grayfield Estates Limited | Real estate | 2002 |
| Great Southern Group Limited | Extraterritorial | 1907 |
| Greek Flavours Ltd | Hospitality | 2023 |
| Green Aftermarket Ltd | Wholesale & retail | 2025 |
| Green Door Investments Limited | Real estate | 2015 |
| Green Gables (Sutton Coldfield) Limited | Households | 1982 |
| Green Globe Foods Ltd | Hospitality | 2023 |
| Green Holdings Limited | Real estate | 2025 |
| Green Property Auctions UK Ltd | Real estate | 2025 |
| Green Room Consultants Limited | Information & communication | 2008 |
| Green Signals Productions Limited | Information & communication | 2023 |
| Greenedge Systems Ltd | Water & waste | 2020 |
| Greenfalcon Property Limited | Real estate | 2023 |
| Greens Tree Services Limited | Administrative & support | 2019 |
| Greenslade Consulting Ltd | Professional & scientific | 2007 |
| Greenway Guest House Limited | Health & social care | 2002 |
| Greg Dederski Solutions Ltd | Professional & scientific | 2016 |
| Greka Ltd | Wholesale & retail | 2015 |
| Grenfell Court Limited | Real estate | 2024 |
| Greviss EV Solutions Ltd | Energy | 2022 |
| Greyfriars Stafford Developments Ltd | Construction | 2019 |
| Greyshire Homes Ltd | Real estate | 2019 |
| GRG Enterprises Ltd | Information & communication | 2026 |
| Griffin Studios Limited | Information & communication | 2014 |
| Grimmett & Timms Limited | Extraterritorial | 1935 |
| GRJ Services Limited | Hospitality | 2001 |
| Groomfield Recruitment Holdings Limited | Professional & scientific | 2012 |
| Groomfield Recruitment Limited | Administrative & support | 2007 |
| Grosvenor Homes (Midlands) Limited | Construction | 2018 |
| Ground Investigation Specialists Ltd | Professional & scientific | 2000 |
| Groundforce Drives & Landscaping Limited | Construction | 2024 |
| Grounds for the Future (Midlands) Ltd | Administrative & support | 2026 |
| Group 13 Ltd | Other services | 2021 |
| Group Serve Facilities Management Ltd | Administrative & support | 2025 |
| Groveland Homes Limited | Real estate | 2013 |
| Grover Financial Services Ltd | Wholesale & retail | 2016 |
| Grow Family Services C.I.C. | Information & communication | 2025 |
| Growing Little Ones Ltd | Information & communication | 2024 |
| Grundy Design Ltd | Information & communication | 2024 |
| GS Integrated Project Solutions Ltd | Construction | 2020 |
| GSD Midlands Properties Limited | Real estate | 2020 |
| Gspk Capital Limited | Real estate | 2020 |
| Gspot Car Wash Ltd | Administrative & support | 2026 |
| GT3 Property Limited | Real estate | 2019 |
| GTC Mechanical Services Limited | Professional & scientific | 2022 |
| GTM Exec Limited | Administrative & support | 2021 |
| Gtmlab Limited | Administrative & support | 2023 |
| Gtmmoves Limited | Administrative & support | 2025 |
| Gtrek Limited | Manufacturing | 2007 |
| Gttp (UK) Limited | Real estate | 2014 |
| Guardco Limited | Extraterritorial | 2003 |
| Guardian Care Solutions Limited | Health & social care | 2018 |
| Guardian Office Supplies Limited | Wholesale & retail | 1988 |
| Guardian Social Care Ltd | Hospitality | 2020 |
| Guild Building Solutions Ltd | Construction | 2012 |
| Guild Electrical Services Ltd | Construction | 2013 |
| Gurukul 11PLUS Shfld Ltd | Education | 2026 |
| Gurukul Education Centre of Excellence Ltd | Education | 2021 |
| Gurukul Ltd | Education | 2024 |
| GUT Axis Ltd | Wholesale & retail | 2026 |
| Guthrum Close Management Company Limited | Households | 1984 |
| GUY Gold & Associates Limited | Administrative & support | 2011 |
| GUY Gold Coffee Bar Limited | Wholesale & retail | 2016 |
| GUY Riggott Associates Ltd | Administrative & support | 2009 |
| GVA Investments Ltd | Real estate | 2024 |
| GW Planning Limited | Professional & scientific | 2010 |
| Gwestlake Services Ltd | Information & communication | 2026 |
| GWS Lean Systems Limited | Professional & scientific | 2011 |
| H & D 2000 Ltd | Financial services | 2017 |
| H & D D Properties Ltd | Real estate | 2022 |
| H & F Consultancy Ltd | Professional & scientific | 2014 |
| H & G Wilde Funeral Directors Limited | Extraterritorial | 2002 |
| H & S Properties Management Limited | Real estate | 2022 |