American Avalanche Association, founding member, past governing board member, Certified Avalanche Instructor
Western Snow Conference
National Avalanche Foundation. Steering committee member
American Society for Testing and Materials, Snow Skiing Committee
Association of Professional Patrollers, Certified Patroller, Lecturer/Trainer
National Ski Patrol, Member
National Ski Area Association, Member and Committee Member
California Ski Industry Association, Technical Director
International Snow Science Workshop, Steering Committee Member
Emergency Medical Technician, California
Licensed Explosive Blaster, Avalanche Hand Delivery & Propelled, California
United States Forest Service, Certified Military Weapons Avalanche Gunner
105 Howitzer, 106 & 75 Recoilless Rifles, 75 pack howitzer
Cal OSHA Advisory Board on Avalanche Blasting
AAUNAC (Assoc. of Artillery Users in North America for Avalanche Control)
Sierra Avalanche Center, President, Board Member, Technical Advisor