| A J Rees and Sons Limited | Wholesale & retail | 1999 |
| Aber Trustees Limited | Administrative & support | 2002 |
| Aberystwyth Town Football Club Ltd | Arts & recreation | 2000 |
| Alan Hopkins Car Sales Limited | Wholesale & retail | 2002 |
| Alan W Haird Ltd | Professional & scientific | 2003 |
| Ammanford District Miners Welfare Association Social Club Limited | Hospitality | 1992 |
| Angel Inn (Aberystwyth) Ltd | Hospitality | 2003 |
| Arjay Factors (Cardigan) Limited | Wholesale & retail | 1978 |
| ASM Clothing Ltd | Wholesale & retail | 2025 |
| Asro Partnership Limited | Households | 2017 |
| Austin Davies School of Motoring Ltd | Other services | 2003 |
| Bambuzled Ltd | Professional & scientific | 2020 |
| Barriets Farms Limited | Agriculture & fishing | 2004 |
| Bartex (Lancashire) Limited | Professional & scientific | 2002 |
| BDR Autos Ltd | Wholesale & retail | 2022 |
| Beechwood Construction (Caersws) Limited | | 1976 |
| Beechwood Construction (Wessex) Limited | | 1977 |
| Blewin Trust Limited | Manufacturing | 1944 |
| Boat Club Wales (Neyland Marina) Limited | Administrative & support | 2026 |
| BOB Fowden (Motor Factors) Limited | Wholesale & retail | 1980 |
| Bontddu Properties Ltd | Other services | 2004 |
| Brynrodyn Park Limited | Hospitality | 2002 |
| C. & S. Cladding (Wales) Limited | Manufacturing | 1990 |
| Caffi Rhiannon Cyfyngedig | Hospitality | 2009 |
| Carn Springs Camping Club Ltd | Extraterritorial | 2020 |
| Castell Gorwyn Farm Ltd | Agriculture & fishing | 2003 |
| Central Hire Limited | Wholesale & retail | 1990 |
| China House SY24 Ltd | Hospitality | 2023 |
| Colin Ewart Painting & Decorating Ltd | Construction | 2004 |
| Comfort Zone Bakery Limited | Hospitality | 2003 |
| Consort (1996) Limited | Manufacturing | 1996 |
| Continental Cars (Finance and Leasing) Limited | Wholesale & retail | 1989 |
| Cwmbetws Limited | Agriculture & fishing | 2003 |
| D.I. Evans Cyfyngedig | Water & waste | 2001 |
| DAI Warlow Agricultural Contractors Limited | Agriculture & fishing | 2025 |
| David a. Jones (Pembroke) Limited | | 1972 |
| David London Ltd | Manufacturing | 2003 |
| Derek Ford Property Development Ltd | Real estate | 2006 |
| Diskstage Limited | | 1989 |
| Dorian Phillips & Partners Limited | Construction | 2002 |
| Doug Eynon (Partners) Limited | | 1977 |
| Drefach Farms Limited | Agriculture & fishing | 2006 |
| Drewen Developments Ltd | Construction | 2006 |
| DWE Consulting Limited | Professional & scientific | 2003 |
| Dyfed Electrical & Building Services Limited | | 1985 |
| Emlyn Curry House Ltd | Hospitality | 2024 |
| Euka Limited | Extraterritorial | 2007 |
| Evans Coaches, Tregaron Limited | Transport & logistics | 2003 |
| EWS Management Ltd | Other services | 2011 |
| Forward Training Services Ltd | Administrative & support | 2006 |
| Frank Booth & Sons (Brixham) Limited | Financial services | 1977 |
| Fresh Trends Design Limited | Arts & recreation | 2011 |
| G T J Properties Limited | Real estate | 2004 |
| Gareth N Edwards Limited | Construction | 2003 |
| GMK1 Ltd | Other services | 2024 |
| Goldbuster Ltd | Hospitality | 1996 |
| Grant Lewis Farriers Limited | Agriculture & fishing | 2006 |
| Hall Bros Leisure Limited | Hospitality | 1999 |
| Howard's of Carmarthen Limited | Wholesale & retail | 1986 |
| Howells (West Wales Jewellers)Limited | Wholesale & retail | 1946 |
| I & J M Pass & Sons Ltd | Agriculture & fishing | 2003 |
| Iestyn Evans Ltd | Arts & recreation | 2003 |
| Imperial Marketing Limited | | 1989 |
| Internal Fire Ltd | Arts & recreation | 2003 |
| Interrupt Routine Limited | Information & communication | 1994 |
| Iscoed Farms Limited | Agriculture & fishing | 2003 |
| J.E. Lawrence and SON Limited | Wholesale & retail | 1957 |
| John Jones & Sons (Saron) Limited | Wholesale & retail | 1965 |
| John Thomas & Sons (Aberaeron) Limited | Wholesale & retail | 1977 |
| Jones and Evans (Plasterers) Limited | Construction | 1976 |
| Jones Television & Electrical Services Limited | Wholesale & retail | 1977 |
| JPN Estates LLP | | 2017 |
| K E Movers Ltd | Transport & logistics | 2003 |
| Kalki Services Ltd | Wholesale & retail | 2026 |
| Kiel House Stores Ltd | Wholesale & retail | 2003 |
| Lampeter House Limited | Wholesale & retail | 1997 |
| Life Urge Ltd | Extraterritorial | 2009 |
| Liquid Ice Water Company Limited | Manufacturing | 1997 |
| Llanelli A.F.C. Limited | Arts & recreation | 1996 |
| Lyndhurst Residential Home Limited | | 1980 |
| Maesyfelin Care Home Ltd | Health & social care | 2005 |
| Malcolm J Williams Ltd | Manufacturing | 2003 |
| Mansel Davies & SON Limited | Wholesale & retail | 1964 |
| Maynard Samuel and Company | | 1991 |
| MB Fine Arts Ltd | Arts & recreation | 2002 |
| Melrose Film Productions Limited | Information & communication | 1977 |
| Mews Properties Ltd | Real estate | 2001 |
| Michael N Charlton | Health & social care | 2000 |
| Michelle Davies Hair Limited | Other services | 2023 |
| Milford Haven Heritage and Maritime Museum | Arts & recreation | 1985 |
| Open Market Options Limited | Professional & scientific | 1993 |
| Organics to Go (West) Limited | Real estate | 1998 |
| Pantyderi Estates Limited | Professional & scientific | 1978 |
| Parc Hafan Limited | Real estate | 2002 |
| Parfitt's Carpets & Interiors Ltd. | Wholesale & retail | 1999 |
| Paul's Taxis (Carmarthen) Limited | Transport & logistics | 2004 |
| Pembroke Design Limited | Professional & scientific | 1979 |
| Pembrokeshire Engineering & Camseat Ltd | Manufacturing | 1999 |
| Pencefn Livestock Limited | Agriculture & fishing | 1999 |
| Peterwell Limited | Construction | 1988 |