| Carew Castle & Tidal Mill - Betting & Gambling |
| Christine & Christopher Hair Design - Hairdresser |
| Caravan World - Caravan Dealers And Manufacturers |
| Carew Patio Products - Patio Slab Manufactures |
| County Clothes Of Haverfordwest - Department Store |
| Clynderwen & Cardiganshire Farmers Ltd. - Agricultural Merchants |
| County Trees - Tree Work And Forestry Services |
| Clarice Toy Shop - Retailers Of Toys And Craft Equipment |
| Clarence Hotel (tenby) Ltd - Hotel |
| Cottage Court Hotel - Hotel |
| Clement Dale - Hotel Trade |
| Castle View Hotel - Hotel |
| Croft Hotel (tenby) Ltd - Self Catering Holiday Accommodation |
| Carringtons Restaurant - Eating Establishments |
| Cellar Bistro - Restaurant |
| Caldey Island Abbey Shop - Gift Shops And Perfume Shop |
| Cofion - Other Spec.ret.dist(non-Food) |
| Clive Betts - Wool And Needlecraft Shops |
| Cymric Crafts - Shoe Shop |
| C P Craig - Farming of cattle, dairy farming |
| Caldey Island Abbey Shop - Other retail sale in non-specialised stores |
| Caldey Island Post Office - National post activities |
| Carew Car Dismantlers - Wholesale of waste and scrap |
| Carrington's Restaurant - Restaurant |
| Castle Inn - Bar |
| Castle View Hotel - Hotels and motels, with restaurant |
| Castlemead Hotel - Hotels and motels, with restaurant |
| Celtic Herbal Co - Manufacture of perfumes and toilet preparations |
| Charles Birt & Co - Real Estate Agency |
| Charnwait - Catering |
| Christopher & Christine - Hairdressing and other beauty treatment |
| Clarence Hotel (Tenby) Ltd - Hotels and motels, with restaurant |
| Clarice - Other wholesale |
| Clement Dale - Hotels and motels, with restaurant |
| Clinton Cards PLC - Other retail sale in specialised stores |
| Coach & Horses - Bar |
| Cofion - Retail sale of other second-hand goods in stores |
| Conservative Assoc (Carmarthen West & South Permrookshire) - Activities of political organisations |
| Cottage Court Hotel - Hotels and motels, with restaurant |
| County Trees - Forestry and logging related service activities |
| Crackwell Holiday Park - Camping sites, including caravan sites |
| Cross Inn - Bar |
| Crumbs & Cream - Restaurant |
| Cymric Crafts Centre - Other retail sale in specialised stores |
| CK Roofing - Roofing Contractor |