Thompson Wilson Estate Agents in High Wycombe have built a long term reputation for valuing and selling properties in and around High Wycombe and South Buckinghamshire. Thompson Wilson Estate Agents in High Wycombe was formed in 1991 by Keith Thompson F.R.I.C.S. and Mark Wilson M.R.I.C.S. making us one of the oldest independently owned Estate Agents in High Wycombe.