You could contact the guys at Cromford station in Derbyshire - they did a splendid job (I know because I've stayed there - in the waiting room, which is now a lovely holiday let, but they also renovated the stationmaster's house just behind the station) and they may know of other projects.
http://www.cromfordstationwaitingroom.co.uk/
Keep us updated with your progress, and best of luck!
Pete