| Ebbw Vale Auto Locksmiths Limited | Wholesale & retail | 2011 |
| Ebbw Vale Community Cricket Pavilion Ltd | Arts & recreation | 2019 |
| Ebbw Vale Cricket Limited | Arts & recreation | 2014 |
| Ebbw Vale Fish Bar Ltd | Hospitality | 2024 |
| Ebbw Vale Mini Market Ltd | Wholesale & retail | 2024 |
| Ebbw Vale Sports Ltd | Wholesale & retail | 2022 |
| Ebbw Vale Tyres Ltd | Wholesale & retail | 2026 |
| Ebbwvale Mobiles Shop Ltd | Wholesale & retail | 2025 |
| Edusoft Ltd | Information & communication | 2024 |
| Egwcounselling Ltd | Health & social care | 2020 |
| ELD Consultancy Limited | Professional & scientific | 2023 |
| Elevate Engineering Inspection Services Ltd | Professional & scientific | 2023 |
| Elliot Gardner Limited | Extraterritorial | 2015 |
| Ellis Decks Ltd | Construction | 2025 |
| Elora Skin Ltd | Other services | 2025 |
| Elvi Property Group Ltd | Real estate | 2026 |
| EMA Engineering Services Ltd | Professional & scientific | 2025 |
| Equinox Electrical and Maintenance Ltd | Other services | 2017 |
| Eugene Cross Park Sports Limited | Arts & recreation | 2019 |
| Evie Engineering Site Services Ltd | Professional & scientific | 2014 |
| Evolve Pmva Ltd | Education | 2023 |
| Executive Worldwide Travel Limited | Administrative & support | 2022 |
| Express Food Point Ltd | Hospitality | 2026 |
| Female Veterans Alliance CIC | Health & social care | 2025 |
| Fencing and Decking (South Wales) Limited | Wholesale & retail | 2014 |
| Festiplumb Ltd | Construction | 2024 |
| Festival Cafe Ltd | Hospitality | 2025 |
| Festival Church Trust Limited | Education | 1995 |
| Ffin Dance | Arts & recreation | 2008 |
| Fire Seal Ltd | Construction | 2025 |
| Fishing IT Limited | Wholesale & retail | 2015 |
| Flames Kebab Vale Ltd | Hospitality | 2025 |
| Flanagan Maintenance Ltd. | Construction | 2014 |
| Flanagan Property Maintenance Limited | Construction | 2024 |
| Flight Service Limited | Professional & scientific | 2011 |
| Fonsecalaw Limited | Professional & scientific | 2007 |
| Food Point Ltd | Hospitality | 2024 |
| Forever Outdoors Ltd | Wholesale & retail | 2025 |
| Formosa House Limited | Hospitality | 2016 |
| FOUR8 Commercial Limited | Manufacturing | 2017 |
| Fret Free Productions (Europe) Co. Limited | Administrative & support | 2014 |
| Friends of Parc Nant-Y-Waun | Arts & recreation | 2005 |
| G R D M.O.T Centre Limited | Wholesale & retail | 2007 |
| G T S Flexible Materials Holdings Limited | Manufacturing | 2008 |
| G T S Flexible Materials Limited | Manufacturing | 1977 |
| G&R Morris Properties Ltd | Real estate | 2025 |
| G10 Property Developments Limited | Construction | 2015 |
| Game Properties Limited | Real estate | 2021 |
| Games Alchemist Ltd | Manufacturing | 2020 |
| Gateway Van Hire Ltd | Administrative & support | 2025 |
| GAZ Chem Driving Ltd | Transport & logistics | 2015 |
| Gcvc Ltd | Hospitality | 2025 |
| Gfyproducts Limited | Wholesale & retail | 2025 |
| GIA Scaffolding Limited | Construction | 2018 |
| Giddy Kiddys Ltd | Health & social care | 2022 |
| Giddy Kiddys Parties and Events Limited | Health & social care | 2025 |
| GL Performance Cricket Ltd | Education | 2022 |
| Gleam Works Valeting Limited | Wholesale & retail | 2024 |
| GLO Electrics Ltd | Construction | 2022 |
| Global Suspension Tribe Ltd | Wholesale & retail | 2025 |
| Glyn Ebbw Fields & Training Facilities Ltd | Arts & recreation | 2019 |
| Glyn Ebbw Travel Ltd | Administrative & support | 2024 |
| Glyn Ebwy Metelau Limited | Wholesale & retail | 2025 |
| Glyncoed Entertainment Events Committee/The Geec Squad CIC | Other services | 2024 |
| Gohouses Limited | Real estate | 2024 |
| Gould MTB Limited | Education | 2022 |
| GP 888 Limited | Hospitality | 2023 |
| GRD MOT Centre Ebbw Vale Limited | Wholesale & retail | 2026 |
| Greenlife Property Developments Ltd | Construction | 2019 |
| Greentech Facilities Maintenance Solutions Ltd | Construction | 2023 |
| Grey Door Homes Limited | Real estate | 2022 |
| Grizzly Construction Ltd | Construction | 2023 |
| GS Yuasa Battery Manufacturing UK Limited | Manufacturing | 1981 |
| GTS Flexible Materials Group Limited | Manufacturing | 2015 |
| GTS Flexible Materials Management Services Limited | Financial services | 2020 |
| GTS Flexible Materials Midco Limited | Financial services | 2020 |
| GTS Flexible Materials Topco Limited | Financial services | 2020 |
| GV Supermarket Ltd | Real estate | 2017 |
| Gwendylan Ltd | Health & social care | 2014 |
| Gwent Construction Ltd | Construction | 2022 |
| Gwent Estate Ltd | Construction | 2018 |
| Gwent Horizon Ltd | Real estate | 2023 |
| Gwent Motor Company Limited | Wholesale & retail | 2020 |
| Gwent Profiles Ltd | Manufacturing | 2025 |
| Gwillim Builders Merchant Ltd | Wholesale & retail | 2021 |
| H & H Assets Ltd | Households | 2020 |
| H & H Management Ltd | Real estate | 1980 |
| H Morgan Haulage Holdings Ltd | Financial services | 2025 |
| Halton Wales (MEI) Ltd | Manufacturing | 2003 |
| Hama Galaly Barber Ltd | Other services | 2024 |
| Hancock Holdings SC Ltd | Other services | 2022 |
| Happy Fish & Chips Ltd | Hospitality | 2018 |
| Happy Panda Takeaway Limited | Hospitality | 2022 |
| Happy Wongs Limited | Hospitality | 2022 |
| Harcourt Property Ltd | Real estate | 2023 |
| Harrington IFA Ltd | Financial services | 2021 |
| Hartley Mcpherson Holdings Ltd | Real estate | 2025 |
| Hasnain Zaib Mart Limited | Wholesale & retail | 2025 |
| Haus of Skin Clinic Ltd | Health & social care | 2026 |
| HC SD Ltd | Hospitality | 2025 |