COACHES

Brian MacKenzie
FOUNDER & CREATIVE DIRECTOR
Brian Mackenzie is a human performance and movement specialist. He is the innovator of the endurance, strength and conditioning paradigm. He has studied performance and movement since 2001 with altitude, hypoxia, breathing mechanics & methods, along with heat and cold exposure. He has spent a lot of his time training and understanding in and around the water, and desert. He has completed Ironman (Canada 2004) and has run the Western States 100 and the Angeles Crest 100 mile endurance runs. He co-authored the books Power Speed Endurance and The New York Times Best Seller UnBreakable Runner.

Jason Donaldson
DIRECTOR OF TRAINING & OPS
PSE PRO HEAD COACH
SPECIALTIES: STRENGTH+CONDITIONING, CROSSFIT™, RUN, TACTICAL, LEO, OCR, FIELD SPORTS
Jason is a Strength & Conditioning Coach who opened the first CrossFit™ affiliate in Western Australia in 2007. Jason has worked for Power Speed Endurance since 2011 coaching coaches and athletes, managing much of the PSE back-end and overseeing all training programs. Jason was a Police Officer for 20-years and has a special interest in the health and fitness of Tactical Athletes. Jason is a lifetime athlete having completed several half marathons, long distance trail races and off-road duathlons and played Australian Rules Football for 2 decades. Jason is passionate about health, movement and helping people to optimise their performance no matter their goal.

Charles Oxley
DIRECTOR OF MARKETING STRATEGY
ASST COACH PSE PRO BREATHE + PSE PRO RUN
SPECIALTIES: MOVEMENT, BREATHING
Transitioning from the British music industry Charles has been working as a trainer & coach for the past year and a half before joining the PSE Coaching team. From trekking in the Himalayas to the Sahara desert, cycling across European countries or taking part in numerous endurance based events he has a long-standing passion for developing human performance and applying those principles to the wider population.

Bryan Diaz
DIRECTOR OF FINANCE
SPECIALTIES: STRENGTH+CONDITIONING, FOOTBALL, RUN
Bryan Diaz is a Texas native with a lifelong passion for sports. He graduated from Trinity University in 2005 with a Bachelor of Science Degree in Finance and went on to get his MBA in 2008 from the University of Texas at Antonio. Diaz was an All-Conference Safety on the Trinity University (San Antonio) Football Team. He shifted gears after college and started running…long. He competed in 25k, 50 Mile and 100 Mile races. Then in 2008 he started CrossFit™ and hasn’t turned back. Diaz made it as an individual to the CrossFit South Central Regionals 5 times and won it in 2012. His Regional win earned him a ticket to the 2012 CrossFit Games.
Diaz has been a part of the CrossFit Costa Mesa Team that has competed at CrossFit California Regionals since 2014.
Diaz has been a part of the CrossFit Costa Mesa Team that has competed at CrossFit California Regionals since 2014.

Rob Wilson
HEAD COACH PSE PRO BREATHE + PSE PRO TACTICAL
SPECIALTIES: MOVEMENT, BREATHING, MOBILITY, STRENGTH+CONDITIONING, MARTIAL ARTS
Rob Wilson comes from a formal education in manual therapy with 15+ years of experience as both a practitioner and teacher. He resides in Virginia Beach, VA with his wife Thomi where they own and operate CrossFit Virginia Beach. In addition to working with the Power Speed Endurance team Rob is also a member of the world-renowned MobilityWod staff under the direction of Dr. Kelly Starrett. Rob’s main sport background is youth martial arts including Jeet Kune Do (the philosophies of Bruce Lee), Judo, Muay Thai, and Maphiliindo Silat and Kali.

Lindsay Ford
HEAD COACH PSE PRO FUEL
SPECIALTIES: PERFORMANCE NUTRITION, WEIGHT LOSS, WEIGHT GAIN, NUTRIENT TIMING, EATING PSYCHOLOGY
Lindsay Ford is the Registered Dietitian at Tapestry Eating Disorder Program in Brevard, North Carolina. In addition to her role at Tapestry, Lindsay provides nutrition support and education for Power Speed Endurance. Lindsay has over a decade of practical experience working with individuals primarily in weight loss, eating disorders, endurance specific training, and sports including soccer, football, golf, and gymnastics.

Jeff Ford
HEAD COACH PSE PRO TRI
SPECIALTIES: TRIATHLON, RUN, STRENGTH+CONDITIONING
Jeff Ford is the Fitness Director at Skyterra Wellness in the beautiful Blue Ridge Mountains of Lake Toxaway, North Carolina. In addition to his full-time role at SkyTerra, Jeff coaches many Power Speed Endurance athletes to health and personal goals for running and triathlon. He has over a decade of practical experience working with individuals primarily in weight-loss and beginner fitness as well as endurance specific training.


Darrel Wang
HEAD COACH PSE PRO TACTICAL
SPECIALTIES: TACTICAL, LEO, FIRST RESPONDER
At the ripe age of 19, Darrel enlisted in the United States Air Force. While going through one of the world’s toughest military training pipelines, he discovered a parallel between strength and conditioning and being successful while going through a Special Operations/Special Forces school. Darrel specializes in developing individuals that are interested in becoming the nation’s next generation of war fighters. With multiple combat deployments in support of Operation Enduring Freedom, Darrel’s knowledge and expertise in knowing what is required from marines, soldiers, sailors, and airmen comes straight from personal experience.
Danny Yeager
ART OF BREATH COACH
Danny has been a lifelong student of strength and conditioning. A retired firefighter with over 13 years of experience in CrossFit, Danny has become well versed in the human movement. Currently he is founder and owner of CrossFit Kingfield in Minneapolis and more recently he has joined Power Speed Endurance as a coach on the Art of Breath seminar staff.
Dr. Kevin Kirsch
ART OF BREATH COACH
Kevin is a Doctor of Physical Therapy and performance coach in Boulder, Colorado who specializes in injury prevention, rehabilitation, and sports performance. Originally from Philadelphia, he moved to Colorado in 2015 after graduating from Thomas Jefferson University.