Professor Mark Whiteley was the first person to perform endovenous surgery for varicose veins in the UK. He did the first case on 12th March 1999. He is a prominent vascular surgeon and the founder of the Whiteley Clinic, with several locations across the UK. Professor Whiteley has a special interest in the treatment of varicose veins, thread veins, leg ulcers, and pelvic congestion syndrome. He is also the founder of The College of Phlebology, an international group for doctors, nurses, vascular scientists and technologists to discuss venous issues and find educational support. In 2013, Professor Whiteley set up the Leg Ulcer Charity, a UK national charity which aims to help patients with finding a cure for their leg ulcers. He has a strong interest in education and currently lectures as a Visiting Professor at the University of Surrey. He has also sponsored PhD students and an MD position, and is highly involved with training and support. Professor Whiteley has pioneered several techniques and developed treatments along the course of his surgical career. He was the first surgeon in the UK to perform keyhole surgery for the treatment of varicose veins. His expertise is such that he has been frequently featured in the Tatler Cosmetic Surgery and Beauty Guide, and is a regular interview guest on the BBC. He has written over 100 peer-reviewed research papers and set up the College of Phlebology.