Welcome to ReesLeisure The next installment of the ABP Southampton Marathon is on the 26th of April 2020! The Winchester Half Marathon takes places every September! Our newest event will be taking place in June 2020 with the inaugural Cycle Southampton Sporterium! Our TryTri series of Triathlons is back for 2020 with two events taking place – The Radley Triathlon and Winchester Triathlon! Southampton Sailing Week is a fantastic three days of networking and sailing on Southampton water! Starting in September 2019, SO:Dance will be bringing fun, fitness based dance classes to The Hilt in Chandlers Ford with new venues opening soon across Hampshire! Wessex Swim School was the first ReesLeisure company to start, over 15 years ago now and has taught thousands of children to swim.