| 2U4U Ltd | Manufacturing | 2019 |
| AFA Roberts Ltd | Real estate | 2019 |
| Agrimek Ltd | Manufacturing | 2003 |
| ALL Terrain Services Limited | Education | 1995 |
| Alun Harris Medical Services Ltd | Health & social care | 2024 |
| Amber BEN JOE Ltd | Real estate | 2020 |
| Auto Solutions (South Wales) Limited | Wholesale & retail | 2017 |
| CJ & Gangan Ltd | Hospitality | 2024 |
| Cwmdulais Cwrt Maintenance Ltd | Households | 2025 |
| Dawson Design (Swansea) Limited | Professional & scientific | 1979 |
| Dragon Engineering (I & C) Limited | Professional & scientific | 2015 |
| E.T.L. Motor Brokers Limited | | 1984 |
| E.T.L. Services Limited | | 1984 |
| Early to Late Services Limited | | 1982 |
| Evergreen Habitat Solutions Ltd | Agriculture & fishing | 2025 |
| Felin WEN Farm Limited | Extraterritorial | 2015 |
| Hightai Swansea Limited | Hospitality | 2016 |
| IJF Heating & Plumbing Services Limited | Construction | 2016 |
| Janek Limited | Hospitality | 2017 |
| JJ Construct Consult Ltd | Construction | 2025 |
| JRN Consulting Ltd | Professional & scientific | 2026 |
| L & T Stores Limited | Wholesale & retail | 2017 |
| Motology Data Ltd | Information & communication | 2023 |
| Mountain Mining Syndicate Limited | Manufacturing | 1958 |
| Mylarboys Ltd | Manufacturing | 2026 |
| Pontardawe MOT Centre Ltd | Professional & scientific | 2025 |
| Pontardawe Rugby Football Club Limited | Arts & recreation | 2016 |
| Primrose Property Development and Lettings Limited | Construction | 2020 |
| Pro-Fit Data Limited | Wholesale & retail | 2019 |
| Rossellis Coffee Ltd | Hospitality | 2026 |
| RSV Store Ltd | Wholesale & retail | 2020 |
| Sanders Body Repairs Limited | Wholesale & retail | 2016 |
| TGO Enterprises Limited | Information & communication | 2017 |
| THE Fitment Tree Limited | Information & communication | 2016 |
| THE Gift Organisation Ltd | Wholesale & retail | 2022 |
| W.H. Maybery (Worthing) Limited | Transport & logistics | 1985 |
| Wall Colmonoy Limited | Manufacturing | 1964 |
| Wesley's Electrical Services Limited | Construction | 2016 |
| Westward Energy Services Limited | Manufacturing | 2001 |
| Y Stiwdio CIC | Real estate | 2023 |