| Georgian Close (Alcester) Management Company Limited | Households | 2001 |
| Gerlux Lighting Limited | Manufacturing | 2024 |
| Gerlux Limited | Extraterritorial | 2002 |
| Ghostwind Ltd | Administrative & support | 2019 |
| Glafcoure Ltd | Health & social care | 2024 |
| Glenmyst Ltd | Administrative & support | 2024 |
| Glisten Water Ltd | Water & waste | 2010 |
| GLK Linings Limited | Construction | 2016 |
| Globespark Ltd | Hospitality | 2024 |
| Glover & Glover Limited | Professional & scientific | 2023 |
| GLP Advisory Limited | Professional & scientific | 2023 |
| Glued Limited | Professional & scientific | 2003 |
| Go Cotswolds Ltd | Transport & logistics | 2018 |
| Goat Fitness Ltd | Arts & recreation | 2021 |
| Goldhill Contracting Holdings Limited | Financial services | 2015 |
| Goldhill Contracting Limited | Construction | 2004 |
| Goodflex (Holdings) Limited | Financial services | 2014 |
| Goodflex Rubber Limited | Manufacturing | 1998 |
| Goose Cottage Consulting Limited | Professional & scientific | 2013 |
| Gourmet Gecko Ltd | Hospitality | 2026 |
| GPU Restaurants & Bars Ltd | Hospitality | 2022 |
| GRACE01 Limited | Health & social care | 2017 |
| Grand Design Digital LLP | | 2019 |
| Grangy Huis Ltd | Health & social care | 2022 |
| Grantham Coates Surveys Ltd. | Professional & scientific | 2011 |
| Great Buy Limited | Professional & scientific | 2003 |
| Green APE Media Ltd | Professional & scientific | 2022 |
| Green Blades Engineering Limited | Agriculture & fishing | 2016 |
| Green Morris Limited | Construction | 2014 |
| Green Office Technologies Limited | Administrative & support | 2014 |
| Greenfab Limited | Manufacturing | 1993 |
| Greenfence Limited | Manufacturing | 2017 |
| Greg Films Limited | Manufacturing | 2026 |
| Grenade Grafix Ltd | Arts & recreation | 2019 |
| Greyfriars Kitchen Ltd | Hospitality | 2024 |
| Grifftech Limited | Information & communication | 2008 |
| Growcious Ltd | Administrative & support | 2024 |
| Grylonxius Ltd | Transport & logistics | 2023 |
| Guardmi Limited | Information & communication | 2023 |
| Gutology Clinics Ltd | Health & social care | 2019 |
| Gutology Limited | Manufacturing | 2020 |
| Guys Cliffe Partnership Limited | Administrative & support | 2010 |
| H & S Courtney Limited | Wholesale & retail | 2013 |
| H of E Caravanning and Camping Ltd | Hospitality | 2024 |
| H&D Installations Limited | Construction | 2025 |
| Haddon Fields (Shipston) Management Company Limited | Extraterritorial | 2019 |
| Haillayers Ltd | Wholesale & retail | 2019 |
| Hairbyashleyjayne Ltd | Other services | 2025 |
| Hairbyjennyjean Ltd | Other services | 2025 |
| Hairbyleonard Ltd | Other services | 2025 |
| Hall Mechanical Services Limited | Construction | 1996 |
| Hall Reynolds LLP | | 2017 |
| Handmade Shaker Kitchens Ltd | Manufacturing | 2025 |
| Handyimprovementcenter Ltd | Administrative & support | 2019 |
| Harben Holdings Limited | Real estate | 2025 |
| Harltex Group Limited | Financial services | 2018 |
| Harltex Holdings Limited | Manufacturing | 2014 |
| Harltex Limited | Manufacturing | 1985 |
| Harmonyreach Ltd | Administrative & support | 2019 |
| Harmonysierra Ltd | Transport & logistics | 2019 |
| Harris and Ford Limited | Administrative & support | 2012 |
| Harrison Management Consulting Limited | Professional & scientific | 2003 |
| Harry and Floss Limited | Wholesale & retail | 2025 |
| Harry Skelton Racing Limited | Arts & recreation | 2014 |
| Harvingtonfields Ltd | Construction | 2025 |
| Haselor Lodge Ltd | Professional & scientific | 2019 |
| Hawkeswood Group Limited | Construction | 2023 |
| Haxotus Ltd | Wholesale & retail | 2019 |
| Haybrook Equine Limited | Other services | 2022 |
| Haybrook Farm Limited | Agriculture & fishing | 2016 |
| Haybrook Investments Limited | Construction | 2025 |
| Haybrook Properties Limited | Construction | 2025 |
| HD Vending Ltd | Wholesale & retail | 2025 |
| HDE (Midlands) Limited | Construction | 2021 |
| HEALTHY4LONGER Ltd | Health & social care | 2024 |
| Heath Hill Student Developments Limited | Real estate | 2016 |
| Heather Robinson Journey Ltd | Administrative & support | 2018 |
| Heather Robinson Limited | Professional & scientific | 2008 |
| Hedgerley Rest Home Limited | Real estate | 1999 |
| Helian IT Consulting Limited | Professional & scientific | 2004 |
| Hemaxi Beauty (Midlands) Limited | Other services | 2022 |
| Hemaxi Skincare Limited | Other services | 2022 |
| Henley Wood Limited | Wholesale & retail | 2025 |
| Hennessy & Hennessy Film Limited | Information & communication | 2020 |
| Herbert D.Cocker & Sons Limited | Transport & logistics | 1956 |
| Heritage English Blind Company Limited | Manufacturing | 2019 |
| Heritage Nine Limited | Real estate | 1998 |
| Heritar Ltd | Information & communication | 2025 |
| Heru Technologies Ltd | Financial services | 2023 |
| HES Elec Ltd | Construction | 2025 |
| Highbrow Consultants Ltd | Construction | 2024 |
| Highfield Computing Services Limited | Information & communication | 1992 |
| Hine Electrical Contractors Ltd | Construction | 2019 |
| Hiprom UK Limited | Professional & scientific | 2009 |
| Hitran Limited | Professional & scientific | 1991 |
| HOB Publicity Ltd | Arts & recreation | 2014 |
| HOCK1NG Commercial Services Ltd | Professional & scientific | 2025 |
| Hoist and Winch Properties Limited | Professional & scientific | 2015 |
| Hoist and Winch Limited | Construction | 2007 |
| Hollywood Fish and Chips Ltd | Hospitality | 2025 |