Yard Supervisor / Dockmaster: Marc Andre Marc is an industry veteran with more than 22 years experience in the marine trades and management. Marc has been with South Wharf since its inception. Marc began his career as a machinist and diesel technician for the Concordia Company (the yard now known as South Wharf) in 1987. Marc left Concordia in 1992 to become a master Machinist/Metal Fabricator and then later returned to Concordia in 2003 as Yard Supervisor, a position he holds today with South Wharf. In addition, Marc is the Dock Master at South Wharf. Marc carries numerous certifications including Yanmar and Westerbeke engines and generator certificates, Yamaha Outboard Five Star certification, HAZMAT, storm water pollution and transportation certificates as well as being a licensed First Responder Firefighter.