| Drury Car & Commercial Ltd | Wholesale & retail | 2013 |
| Drurytech Limited | Information & communication | 2017 |
| E D S Systems (North Wales) Limited | Manufacturing | 1998 |
| Earl Road Ltd | Real estate | 2017 |
| Edwards Mechanical Services Ltd | Manufacturing | 2010 |
| Elevate Event Consultants Limited | Administrative & support | 2023 |
| EM Engineering Consultants Limited | Professional & scientific | 2023 |
| Ember Productions & Entertainment Ltd | Arts & recreation | 2024 |
| Ends Motors Ltd | Wholesale & retail | 2025 |
| ESS (North Wales) Limited | Wholesale & retail | 2003 |
| Europlas Pvcu Limited | Wholesale & retail | 2014 |
| Every Penny Counts Limited | Wholesale & retail | 2003 |
| Evil Video Games Limited | Information & communication | 2016 |
| F.K.K Consultancy Ltd | Construction | 2019 |
| Finneys Carpets Limited | Wholesale & retail | 2018 |
| First Steps Day Nursery Limited | Education | 1999 |
| Flame Care Services Limited | Administrative & support | 2006 |
| Flintshire Eats Limited | Transport & logistics | 2021 |
| Flintshire LOG Burners Ltd | Construction | 2016 |
| Foxes Catering Ltd | Hospitality | 2025 |
| Freed Homes (Drury Lane) Ltd | Construction | 2020 |
| Freed Homes (Whittington Grange) Ltd | Construction | 2023 |
| Freed Homes Ltd | Construction | 2019 |
| G Davies Project Management Limited | Construction | 2023 |
| G. James Building Contractors Ltd | Construction | 2025 |
| Galken Ltd | Real estate | 2021 |
| Gearbox Centre Limited | Wholesale & retail | 2003 |
| GEM Discount Holdings Limited | Financial services | 2016 |
| GMT Pointing Specialists Limited | Construction | 2002 |
| Go Building Energy Controls Ltd | Professional & scientific | 2022 |
| Gods Little Acre Ltd | Hospitality | 2024 |
| Gooding Jones Production Management Limited | Arts & recreation | 2021 |
| Grimwood Surveys Ltd | Professional & scientific | 2014 |
| Grosvenor Consultants Limited | Professional & scientific | 2018 |
| Grzegorz Ziarno Ltd | Transport & logistics | 2020 |
| Hallows Regulatory and Quality Consultants Ltd | Professional & scientific | 2022 |
| Harmony Stables C.I.C. | Agriculture & fishing | 2023 |
| Hawarden Travel Ltd | Administrative & support | 2023 |
| HD Professional Cleaning Services Ltd | Administrative & support | 2020 |
| HE & MA Careers Limited | Professional & scientific | 2020 |
| Heritage Court (Buckley) Management Company | Households | 2007 |
| Hi-Genes Limited | Agriculture & fishing | 1998 |
| High Living Properties Limited | Real estate | 2025 |
| Host Family UK Ltd | Education | 2019 |
| HP First AID Training Ltd | Education | 2023 |
| Humphreys Developments Limited | Real estate | 2024 |
| IAN J Stewart Ltd | Construction | 2013 |
| Idesign Renovations and Interiors Ltd | Construction | 2020 |
| Indian Olive Buckley Ltd | Hospitality | 2021 |
| Industrial Warehousing Limited | Transport & logistics | 1989 |
| Istanbul Barber(Mold) Ltd | Other services | 2017 |
| It's on the Way Ltd | Transport & logistics | 2024 |
| J S Adventures Ltd | Hospitality | 2025 |
| James' Gardens Ltd | Administrative & support | 2018 |
| Jasmine’S Window Cleaning Ltd | Administrative & support | 2025 |
| JLR Legal Services Ltd | Professional & scientific | 2022 |
| Jocar Containers Limited | Transport & logistics | 2018 |
| JOE Collins Tattoos Ltd | Arts & recreation | 2023 |
| Joey's Mechanical Ltd | Wholesale & retail | 2020 |
| Jones Production Management Limited | Arts & recreation | 2015 |
| Jp&H Convenience Store Ltd | Wholesale & retail | 2018 |
| JPG Consultancy Ltd | Professional & scientific | 2022 |
| JTR UK Holdings Ltd | Administrative & support | 2026 |
| JWC Plumbing and Heating Ltd | Construction | 2024 |
| JY Supply Line Ltd | Wholesale & retail | 2025 |
| K&S Installations and Services Limited | Wholesale & retail | 2017 |
| Karizma Barbers Buckley Ltd | Other services | 2023 |
| Kasandra Butik UK Ltd | Wholesale & retail | 2024 |
| KBH Construction Ltd | Construction | 2015 |
| KDM Compliance Ltd | Professional & scientific | 2023 |
| Key Properties (Flintshire) Limited | Construction | 2002 |
| KGG Associates Ltd | Administrative & support | 2017 |
| Klmb Management Ltd | Real estate | 2022 |
| KURDU63 Limited | Hospitality | 2026 |
| L P Builders Ltd | Construction | 2018 |
| L. Houghton & Co. Limited | Construction | 1980 |
| Lake Court Residents Company Limited | Households | 2024 |
| Landlab Limited | Agriculture & fishing | 2003 |
| Lavin Kebab Ltd | Hospitality | 2025 |
| Leason Homes Limited | Real estate | 1989 |
| Lester Cladding Group Holdings Limited | Financial services | 2023 |
| Lester Cladding Investment Group Holdings Limited | Financial services | 2023 |
| Lester Cladding Limited | Construction | 1984 |
| Lester Cladding Supplies Ltd | Construction | 2016 |
| Lisa Shimmin Ltd | Wholesale & retail | 2020 |
| Live Life Like Retail Ltd | Wholesale & retail | 2024 |
| Llanrhaeadr Ltd | Real estate | 2024 |
| Loadline Systems Limited | Wholesale & retail | 2017 |
| Loggerhead Holdings Limited | Financial services | 2026 |
| Loggerhead Properties Ltd | Construction | 2024 |
| Lowe's Building Services Limited | Construction | 1998 |
| Lowepet Ltd | Wholesale & retail | 2025 |
| LP Valve Solutions Limited | Manufacturing | 2026 |
| LSM Property Management Ltd | Real estate | 2025 |
| Luxe Salon Ltd | Other services | 2013 |
| Lyndon John Limited | Manufacturing | 2020 |
| M D Hughes Sales Ltd | Wholesale & retail | 2025 |
| M Williams Consultancy Ltd | Professional & scientific | 2024 |
| M&M Anchor Limited | Hospitality | 2020 |
| M.B.Building Company Limited | Construction | 1961 |