| A Craig Solutions Ltd | Health & social care | 2024 |
| A. H. Jones Limited | Professional & scientific | 2003 |
| Adrian Peter Coughlin Limited | Transport & logistics | 2015 |
| Alchemy Care in Wales Ltd | Health & social care | 2025 |
| Alldirectstore UK Limited | Wholesale & retail | 2020 |
| Andrea Luella Ltd | Other services | 2025 |
| Anything Medical Limited | Wholesale & retail | 2025 |
| Brees Construction Ltd | Construction | 2024 |
| Burr's Carpentry & Joinery Ltd | Manufacturing | 2026 |
| Cardiff Readymix Holdings Ltd | Financial services | 2026 |
| Care Ethics Ltd | Administrative & support | 2019 |
| Castell Comms Ltd | Information & communication | 2025 |
| Church Street Fish Bar Limited | Hospitality | 2024 |
| Clevercompare.Com Ltd | Information & communication | 2023 |
| D'Elevated Homecare and Support Services Limited | Health & social care | 2024 |
| Delyn Warehousing (UK) Ltd | Transport & logistics | 2021 |
| Evolution Fitness Gym Limited | Other services | 2017 |
| Evolution for the Community CIC | Health & social care | 2021 |
| Find Your Happiness Limited | Health & social care | 2023 |
| Fire and Flank Ltd | Manufacturing | 2019 |
| General Maintenance Services Limited | Extraterritorial | 1982 |
| Genesis Marketing & Events Ltd | Professional & scientific | 2010 |
| Giderac Ltd | Households | 2024 |
| Goggleminds Ltd | Administrative & support | 2021 |
| Hamilton Auto Group Limited | Wholesale & retail | 2025 |
| Lilith Natural Beauty Ltd | Wholesale & retail | 2023 |
| Marc Decaro Flooring & Sons Ltd | Construction | 2016 |
| Matsudai at Home Ltd | Hospitality | 2023 |
| N & S Commercial Services Limited | Wholesale & retail | 2014 |
| Neon Spaceship Limited | Information & communication | 2020 |
| Neurii Ltd | Professional & scientific | 2026 |
| Overstone Consulting Limited | Professional & scientific | 2017 |
| Raven Construction & Renovation Services Ltd | Construction | 2023 |
| Rawr Tech Ltd | Information & communication | 2019 |
| Ross Bay (UK) Limited | Professional & scientific | 2013 |
| Rugby Wrestle Academy Limited | Other services | 2024 |
| S Lyddiatt Drylining Ltd | Construction | 2024 |
| S.J. Environmental Services Limited | Administrative & support | 2005 |
| Support Ethics Ltd | Administrative & support | 2019 |
| THE ALL Wales Forum of Parents and Carers of People With Learning Disabilities | Information & communication | 1998 |
| Thriving Meadow Limited | Health & social care | 2023 |
| TRAIN24 Ltd | Arts & recreation | 2020 |
| Valemint Limited | Hospitality | 1989 |