About Us

DEKK Coaching is a personal coaching and training service dedicated to helping you achieve your goals in triathlons and other endurance sport events. Based in Ottawa, Canada, DEKK Coaching is operated by David Harding, a successful age-group triathlete, distance runner and coach. Through DEKK, David brings his passion and lifelong commitment to personal fitness and competition to help guide you to a higher level of performance and personal achievement.

DEKK's approach is to develop a training program that is appropriate for you - by taking full advantage of your strengths while working to improve limiters. We closely monitor your progress so that you arrive at the start line healthy and prepared for your race, and ready to perform at your best!

Coaching Qualifications

NCCP Certified Community Triathlon Coach
Certified Personal Trainer (YMCA-YWCA National Capital Region); 2016-2023
Fitness & Lifestyle Management Certificate (Algonquin College, Ottawa)
Owner & Head Coach, DEKK Coaching; personal coaching for over 70 athletes since 2014
Marathon Coach, Ottawa Running Club (2014-2018)
12 years coaching experience with the Ottawa Triathlon Club and Ottawa Running Club
Over 35 years experience as a competitive triathlete and runner
CSIA Level 3 alpine ski instructor
Certified in Standard First Aid and CPR-C/AED

Athletic Achievements

2x WTC Ironman World Championships (Kona, Hawaii; 2015, 2017); 16th in AG (2017)
3x WTC Ironman70.3 World Championships (2009, 2014, 2017); 9th in AG (2017)
8x WTC Ironman finisher; 4x Top-Ten AG placing
WTC All-World Athlete (2015, 2017); ranked 1st in Canada, 14th world-wide (M55-59, 2017)
ITU Age-Group Triathlon World Championships (Lausanne, 2006)
7x Boston Marathon finisher; finished 10th in AG (2021)
7 Personal best finishes since turning 50 yrs of age in 2011:

- 5K road race (18:20)

- 10K road race (36:46)

- 30K road race (2:01:46)

- Marathon (2:58:22)

- Meech Lake triathlon (1:26:47)

- Olympic distance tri (2:11:33)

- Ironman triathlon (10:04:05)