Open Water Diver, Professional Association of Diving Instructors, November 2000

Adult Cardio-Pulmonary Resuscitation/Standard First Aid, American Red Cross, May 2001

Advanced Open Water Diver, Professional Association of Diving Instructors, May 2001

Fish Identification, Reef Seekers Dive Company, Beverly Hills, CA, March 2002

Research Diver Species Identification, Catalina Conservancy Divers; Bob Given PhD, instructor; April 2002

Identification of Fishes of the Southern California Coast, Reef Environmental Education Foundation; Roy Houston PhD, instructor; June 2002

Enriched Air Nitrox Diver, International Association of Nitrox and Technical Divers; John Walker, instructor; August 2002

Equipment Repair, Scuba Toys, Cypress, CA; Jim Hoffmann, instructor; January 2003

Advanced Freediver, Performance Freediving; Kirk Krack and Martin Stepanek, instructors; April 2003

Advanced Decompression Physiology, Wrigley Marine Science Center; Michael Powell PhD, instructor; September 2003

Do-It-Right Fundamentals, Global Underwater Explorers; Tamara Kendel, instructor; November 2003

Visual Cylinder Inspector, Professional Scuba Inspectors; Curt Wiessner, instructor; February 2005

Cardio-Pulmonary Resuscitation/First Aid, National Association of Underwater Instructors; Joe Chen, instructor; May 2005

Scuba Rescue Diver, National Association of Underwater Instructors; Gabriel Lu, instructor; July 2005

California Boating, California Department of Boating and Waterways, October 2007