- ASA BKS, BCC, BBC, NAV Certified
- Instructor level for Small Boat, Basic Keel Boat, Basic Cruising, Bareboat Cruising, Docking, Advanced Coastal Cruising, Catamaran and Spinnaker
- US Coast Guard License OUPV 6 Pack
David has been sailing and teaching at Spinnaker Sailing Since 1999. He is usually found on Wednesday nights on a boat racing around the South Bay. David charters yearly for a cruising vacation and includes non-sailors, students and experienced sailors. His other hobby is mountain hiking including a yearly trip to Switzerland.