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 Certified Personal Trainer and 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)
  • Fitness & Lifestyle Management Certificate (Algonquin College, Ottawa)
  • Owner & Head Coach, DEKK Coaching; personal coaching for over 50 athletes since 2014
  • Marathon Coach, Ottawa Running Club (2014-2018)
  • 12 years coaching experience with the Ottawa Triathlon Club and Ottawa Running Club
  • Over 30 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)
  • 6x Boston Marathon finisher; 25th in AG (2017)
  • 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)