He has a varied portfolio demonstrating sustainable design responses for master planning, education, cultural museums, public, commercial and residential projects. Simon has worked on a number of high profile projects including Bath Spa, The Rolls-Royce Manufacturing Plant and Headquarters, Lords Grandstand and the Britannia Airport proposal in the Thames Estuary. Simon leads Unit 10 within The Bartlett School of Architecture's MArch Architecture course, together with Professor CJ Lim.