Mark Whiteley MS FRCS(Gen) MBBS is a consultant surgeon at The Whiteley Clinic in Guildford and London. He has a specialist interest in venous diseases and hyperhidrosis. Mark performed the first endovenous surgery in the UK in March 1999 and developed Laser Sweat Ablation for axillary hyperhidrosis performing the first LSA in the UK in March 2009