Alan is a civil engineer who has worked in the water industry for over 35 years covering drainage design, flood risk and treatment, specialising in sustainable drainage for over 20 years. He is Head of Engineering and Flood Risk at Hydro-Logic Services where he runs the hydrology, hydraulic modelling, flood risk and engineering design teams. A member of British water SuDS Focus Group from 2005-2012, he also assisted DEFRA on the 2011 National SuDS Standards and CIRIA on the 2015 SuDS Manual.