| A & T Hughes Property Development Limited | Construction | 2025 |
| AR Davies Builders Ltd | Construction | 2019 |
| Arra Distribution Ltd | Transport & logistics | 2018 |
| Bowtree Limited | Extraterritorial | 2015 |
| Capel Dewi Isaf Farm Limited | Hospitality | 2022 |
| Cleaning Training Wales Limited | Education | 2012 |
| Cyngor AR Bopeth Rhydaman | Information & communication | 2007 |
| Denver Developments Limited | Construction | 2005 |
| DLR (Wales) Limited | Construction | 2012 |
| Dyfed Cctv Ltd | Administrative & support | 2021 |
| Enzo's Developments Latep Limited | Construction | 2022 |
| Evans Brothers Builders Limited | Construction | 2003 |
| Evermor Limited | Construction | 2021 |
| Family Fostering Partners Limited | Health & social care | 2015 |
| Farmfresh Fillings Limited | Manufacturing | 2001 |
| Glow Fire Stove Installations Ltd | Construction | 2018 |
| Gower View Foods Limited | Manufacturing | 2005 |
| Groom Property Maintenance Limited | Construction | 2001 |
| Hand of Creation Limited | Wholesale & retail | 1999 |
| I&G Ecological Consulting Ltd | Professional & scientific | 2018 |
| Jenkins Retail Services Limited | Wholesale & retail | 2011 |
| Jezzabellas Limited | Wholesale & retail | 2013 |
| Jones Brothers (Henllan) Limited | Construction | 1981 |
| Just Wales Limited | Transport & logistics | 2003 |
| Listed Heritage Limited | Construction | 2005 |
| Llandeilo and District Cattle Market & Auction Mart Company Limited | Wholesale & retail | 1906 |
| Loughor View Developments Limited | Construction | 2017 |
| Maenor Developments Limited | Construction | 1997 |
| Malpross Services Ltd | Construction | 2018 |
| Meibion Maesycastell Limited | Manufacturing | 1997 |
| Moose Maple UK Ltd | Administrative & support | 2012 |
| MR Dapper Limited | Other services | 2014 |
| New Raduni Ltd | Hospitality | 2018 |
| Perthneuadd Limited | Agriculture & fishing | 2003 |
| Pipeworxgb Ltd | Construction | 2017 |
| Quality Cleaning Solutions (Wales) Ltd | Administrative & support | 2010 |
| Resurrection Homes Limited | Construction | 2015 |
| Rm&S Roofing Services Ltd | Construction | 2014 |
| Shirgar Butter Company Limited | Extraterritorial | 2014 |
| Shufflebottom Limited | Manufacturing | 1986 |
| Skyr (Wales) Limited | Administrative & support | 2018 |
| SMW Anaesthetic Services Ltd | Health & social care | 2019 |
| Sterling UK Construction Ltd | Construction | 2011 |
| Stuart G Thomas Services Limited | Construction | 2010 |
| Sunday Club Print Co. Ltd | Manufacturing | 2024 |
| Tarw Sports Ltd | Wholesale & retail | 2021 |
| THE Smiths Arms Llangyndeyrn Limited | Hospitality | 2020 |
| THE Vine Market Deeping Limited | Hospitality | 2011 |
| Tycroes Group Limited | Construction | 1974 |
| Y Farchnad Fach Ltd | Wholesale & retail | 2002 |