Dave served on the Camden Selectboard and the Camden Personnel Committee, in the Maine House of Representatives and the Maine Senate. His committees were Natural Resources Committee, Transportation Committee and Marine Resources Committee. He is a commissioner on the Atlantic State Marine Fisheries Commission and Senate Chair of the Maine Citizen Trade Policy Commission.
Dave was a Delta Air Lines Captain who flew all over the world. He asked people in different states and Countries what worked for them so that he could bring ideas back to help the lives of Maine residents.