Matthew Clancy, M.S.


Coaching Biography
Matthew Clancy, Owner of E3 at the Club, Greensboro, NCCoach Matthew Clancy is the Director of Endurance Performance at E3: Endurance. Having been a professional endurance sports coach since 2002, it was his dream to put all his knowledge, abilities and services under one roof. At E3 Endurance, he develops and facilitates the training, testing, and coaching of endurance sports athletes from ages 5 to 75 within a state of the art training center that includes an Olympic-sized pool, CompuTrainer multi-rider cycle studio, a Retul innovative Fit Studio, VO2 & Metabolic Testing Lag and countless other equipment designed to make any athlete a better athlete.


At E3: Endurance, Coach Matt will determine your current fitness levels through physiological testing of VO2, Lactate, Body Composition and Resting Metabolic Rate. Then he will determine baseline sport specific abilities before designing personalized training protocols to achieve an athletes desired outcome, whether that is to complete a first triathlon, qualify for the Boston Marathon, make a UCI cycling team, or improve swimming efficiency. His mission is to help all endurance athletes reach their goals by providing them with the best coaching, training, products, and equipment the endurance sport industry has to offer.

E3, Coach Matthew Clancy Coaching Certifications

Coaching Certifications

USA Triathlon Level II Coach USA Triathlon Elite Coaching Mentorship
USA Triathlon Youth & Junior USA Cycling Level II Coach
USA Cycling Power Based USA Swimming Level III Coach
US Masters Swimming Level III Coach USA Track & Field Level II Coach
American Swim Coaches Association Level III Coach Team In Training Triathlon Level II Coach
Ironman University Certified Coach Retul Dynamic Bike Fitting Advanced Fitter/Positioned for Speed/Triathlon Bike Fit  


Current and Former Team Coaching

UNCG Spartans LogoUNC-Greensboro Swim Team 2012-2013 Victory Junction LogoTeam Victory Junction 2012-Present Canterbury School LogoCanterbury School Swim Team
Yale University LogoYale University Triathlon Team, 2004-2007 Team in Training LogoTeam In Training 2002-2011 New Garden School LogoNGFS HS Cross-Country Team 2016 – Present
Caldwell AcademyHigh School Swim Team 2016-Present

US & International Athletic Experience

Athlete Biography
Matthew Clancy began his endurance sports career in college and since has participated in over 260 events. Those events instilled much knowledge and experience. Whether it was the glory of a win, a balanced performance, plain suffering, or having a complete failure, he has enjoyed it all and even had some success along the way; 30+ Overall Victories, 60+ Division Wins and 150+ steps atop a podium. Below are a few highlights:

  • 2014 All World Athlete – World Triathlon Corporation
  • 2012 Aqua Bike 35-39 National Champion
  • Team USA 2010 (Triathlon & Duathlon)
  • Cat 4 & Cat 5 State Time Trial Champion (North Carolina)
  • Professional Triathlete 2003-2007 (15 Wins)
  • Being dropped by his future wife at Mile 19 at Ironman Wisconsin 2004
  • #1 Ranked 25-29 Athlete Mid-Atlantic Region (2003)
  • 20+ Ironman Events
  • 6 X All-American Triathlete
  • International Race Highlights (1995 Paris Marathon, 1995 Dublin Marathon, 1999 Ironman Switzerland, 2007 Irish Half-Ironman Champs, 2010 Irish National Triathlon Champs, 2010 ITU Duathlon World Champs, Scotland)

E3 is a USAT Certified Performance Center.
Coach Matt is a certified coach with USA Triathlon, USA Cycling,
USA Swimming, USA Track & Field, and Retul Bike Fit Technology.

Matthew Clancy, M.S. - E3: Endurance Owner/Head Coach

21-A Oak Branch Drive
Greensboro, NC 27407

(336) 543-8771

Mon-Fri 9am - 8pm
Sat and Sun 7am - 5pm