From 1972 to Present, Mr. Propper was responsible for construction of note worthy buildings: from the Glass House to the Court House and most recently the Butterfield House. He also introduced the Mc Alpines University Scholarship program for local youth. Mr. Propper has chaired several organisations such as The National Trust, CASE, Cayman Contractors as well as being a member of the planning board. Mr. JC Calhoun, one of the directors of CIREBA, was proud to present Mr. Henry R. Propper with a plaque in his honour.