Valero Energy Ltd, a subsidiary of Valero Energy Corporation, markets fuel in the UK and Ireland under the Texaco brand. Ther ... e are around 750 Texaco-branded service stations in the UK and 230 Texaco-branded service stations in Ireland. The company owns and operates Pembroke Refinery in south west Wales, which is one of Europe’s largest and most complex refineries, has ownership interests in four major pipelines, nine fuel terminals and a 14,000-barrel-per-day aviation fuels business. read more