| G M C Redditch Ltd | Administrative & support | 2013 |
| G T Harper & SON Ltd | Wholesale & retail | 2013 |
| G Walters Limited | Professional & scientific | 2013 |
| G&Mh Holdings Ltd | Financial services | 2025 |
| G&O Baltic Limited | Wholesale & retail | 2019 |
| G&P Commercial Vehicle Refinishers Limited | Wholesale & retail | 2025 |
| G&R Cooling Solutions Limited | Construction | 2020 |
| G&S Taxi Ltd | Transport & logistics | 2022 |
| G. Cooper Plumbing & Heating Ltd | Construction | 2005 |
| G. J. Bennett & Co. Contractors Limited | Professional & scientific | 1986 |
| G.B. Lubricants Limited | Extraterritorial | 2015 |
| G.M.G. Building Contractors Limited | | 1973 |
| G.O. Davies (Westbury) Limited | Wholesale & retail | 1962 |
| G.O. Davies Holdings Ltd | Financial services | 2024 |
| G.W.R. Ltd | Agriculture & fishing | 2005 |
| G2 Automation & Electrical Ltd | Manufacturing | 2026 |
| G2G Consulting Ltd | Construction | 2012 |
| GAD Groundworks and Building Ltd | Construction | 2009 |
| Gage Associates Limited | Professional & scientific | 2014 |
| Gain and Grow Skills Ltd | Education | 2020 |
| Galaxy Capital Investment Ltd | Real estate | 2023 |
| Gallery Design and Developments Limited | Real estate | 2004 |
| Galliards Court Northampton (Management) Limited | Households | 1992 |
| Galliers Properties (Holdings) Limited | Real estate | 2014 |
| Galliers Properties Limited | Households | 2008 |
| Gandalf Seeds Ltd | Agriculture & fishing | 2014 |
| GAP Year Placements Limited | Real estate | 2009 |
| Garage Finder Ltd | Information & communication | 2025 |
| Garden Hideouts Limited | Wholesale & retail | 2015 |
| Garden of Arts CIC | Arts & recreation | 2025 |
| Garmston Limited | Administrative & support | 2012 |
| Garoll Construction Services Limited | Construction | 2016 |
| Gary Harries Transport Limited | Transport & logistics | 2004 |
| GAS Plus Heating & Plumbing Limited | Construction | 2015 |
| Gas-Tech Heating Services (Shropshire) Ltd | Construction | 2021 |
| Gaston Payne Dance School Limited | Extraterritorial | 2010 |
| Gastronomy Foods UK Limited | Hospitality | 2005 |
| Gastronomy Properties Limited | Real estate | 2016 |
| Gastronomy Restaurants Limited | Hospitality | 2017 |
| Gateway Outdoors Ltd | Health & social care | 2014 |
| Gator Lubricants Ltd | Wholesale & retail | 2023 |
| Gatten Shoot Limited | Arts & recreation | 2015 |
| Gawer Court (Chester) Management Limited | Households | 2006 |
| Gaynor Bowen Textiles Limited | Manufacturing | 2007 |
| Gazchap Ltd | Information & communication | 2021 |
| GB Gokarts Limited | Arts & recreation | 2012 |
| GB Settle Cars Ltd | Administrative & support | 2025 |
| GBC Mining Limited | Professional & scientific | 2021 |
| GC Rail Ltd | Professional & scientific | 2026 |
| GCS Civil Engineering Ltd | Construction | 2020 |
| Gcsf Limited | Administrative & support | 2009 |
| Gdax LLP | | 2006 |
| Gdmsales Ltd | Information & communication | 2023 |
| GDS Developments (Shropshire) Ltd | Construction | 2024 |
| GDW Bolton Road Management Company Limited | Households | 2018 |
| GDW Newton Abbot Limited | Administrative & support | 2018 |
| GDW Stratford Road Management Company Limited | Administrative & support | 2018 |
| Gecko Geochemistry Ltd | Professional & scientific | 2025 |
| GEE 7 Group Limited | Administrative & support | 2011 |
| GEE 7 Wealth Management Limited | Financial services | 1972 |
| Gee-Fix Limited | Administrative & support | 2015 |
| Geedan LLP | | 2026 |
| Gefran UK Limited | Wholesale & retail | 1998 |
| Gelatistry Ltd | Manufacturing | 2014 |
| Gelatistry Manufacturing Ltd | Manufacturing | 2025 |
| Gels by BRY Ltd | Other services | 2022 |
| GEM Livestock Ltd | Agriculture & fishing | 2014 |
| Generous Care Medical Staffing Ltd | Health & social care | 2015 |
| Generous Food Ltd | Hospitality | 2023 |
| Genesis Beauty Products Ltd | Wholesale & retail | 2013 |
| Genesis Investment Ltd | Hospitality | 2025 |
| Genever Consulting Limited | Professional & scientific | 2016 |
| Genico Digital Ltd | Professional & scientific | 2023 |
| Genren UK Limited | Construction | 2024 |
| Gentle Breeze Solutions Limited | Administrative & support | 2014 |
| Geoff Leigh Consulting Limited | Financial services | 2010 |
| Geoliner Ltd | Construction | 2022 |
| George Alan Investments Ltd | Financial services | 2026 |
| George Daniels Limited | Construction | 2011 |
| George House (Hull) Management Company Limited | Real estate | 2022 |
| George Logistics Limited | Transport & logistics | 2017 |
| Georgia Cleaning Services Ltd | Administrative & support | 2020 |
| Georon Limited | Information & communication | 2020 |
| Geoseal Limited | Construction | 2009 |
| Geosmart Information Group Limited | Financial services | 2016 |
| Geosmart Information Limited | Professional & scientific | 2005 |
| Geovia Consulting and Admin Services Ltd | Professional & scientific | 2021 |
| Geowater Limited | Professional & scientific | 2003 |
| Gerallt Davies Limited | Financial services | 2024 |
| GET Gourmet Catering Limited | Hospitality | 2025 |
| GET Gourmet Events Limited | Hospitality | 2026 |
| GET Gourmet Weddings Limited | Hospitality | 2025 |
| GET Medic Ltd | Health & social care | 2022 |
| GET the Picture (Shrewsbury) Ltd | Manufacturing | 2012 |
| GET Well Shropshire Ltd | Health & social care | 2010 |
| Getcharged Ltd | Construction | 2025 |
| Getco Poultry Limited | Agriculture & fishing | 2006 |
| GEV Investments Limited | Financial services | 2014 |
| Gfac Ltd | Real estate | 2023 |
| Gfleet Services Ltd. | Information & communication | 2001 |