Coaches

Elizabeth Waterstraat is the founder and head coach of Multisport Mastery, Inc.

Elizabeth holds certifications in USA Triathlon Level II & Endurance Coach with over 25 years of multisport competitive and coaching experience. Elizabeth holds a Bachelor of Arts degree in Psychology and Sociology and a Master’s in Public Health.

Since starting Multisport Mastery in 2007, Elizabeth has worked with athletes, beginner to professional, all ages, from all around the world. With an approach that is athlete-centered, performance-driven, and data-informed, Elizabeth has developed athletes from amateur to elite, beginner to world champion. Elizabeth provides each athlete with a customized training plan supplemented with the support, education, and communication to bring out each athlete’s very best. As a full-time business owner, accomplished multisport athlete, and parent of three children, Elizabeth understands how to guide athletes to thrive when blending their life demands and athletic goals.

Whether you’re looking to finish your first Ironman or stand atop the world championship podium, Elizabeth is ready to engage, educate, and empower you to be at your very best.

Notable coaching achievements:

• • Over 30 National Champions (Olympic Tri, Sprint Tri, Gravel Tri, Off Road Tri, Draft Legal Tri, Long Course Tri, Super Sprint Tri, Duathlon, Mixed Team Relay)
  • 2x overall Xterra wins
  • XTerra National Champion
  • 2016 Rio Paralypmics bronze medalist
  • 2x Xterra World Championship top 3 in age group
  • USA Triathlon Athlete of the Year Honorable Mention (2014)
  • USA Triathlon Off Road Athlete of the Year (2021)
  • USA Triathlon Duathlete of the Year (2022)
  • USA Triathlete Masters Athlete of the Year Honorable Mention (2023)
  • 1x Ironman World Championship top 3 in AG
  • 1x Draft Legal Sprint Triathlon World Champion (W45-49 in 2022)
  • 2x 70.3 World Champions (W30-34 in 2014, W40-44 in 2022)
  • 3x 70.3 World Championship top 3 in AG (Nice, St. George, Chattanooga)
  • 2x 70.3 North American Champions (W40-44 in 2021, W45-49 in 2023)
  • Overall winner of Ironman Alaska (2022) and Ironman Arizona (2014)
  • Overall wins of Steelhead, Racine, Calgary, Indian Wells 70.3
  • Countless 70.3 age group podiums around the world
  • Over a dozen top 10 professional 70.3 finishes
  • Over 60 Ironman World Championship/Kona qualifiers

Notable personal athletic achievements:

• • 12x National Champion (Sprint Tri, Long Course, Gravel Tri, spanning 2002 to 2023)
  • Silver medal at the Duathlon World Championship (2006)
  • North American Ironman Champion (2015, 1st in AG/2nd overall at IM Texas)
  • 5x Kona qualifier (2006, 2007, 2011, 2015, 2025)
  • 5x Ironman World Championships (including 4 x top 10 AG finishes)
  • Overall 70.3 win (Steelhead) and 20+ top 3 AG finishes at 70.3s
  • Multiple times qualified for the 70.3 World Championship
  • Age group podium finish at 70.3 Worlds (2014)
  • Age group podium finish at IM World Championship (2025)
  • USA Triathlon Athlete of the Year Honorable Mention (2007)
  • 3x top 10 professional 70.3 finishes (2008)

A life-long athlete who first started coaching runners and swimmers in 2002, Amanda Wendorff is a full-time USA Triathlon and Ironman University certified multisport coach based in Ohio. Since Amanda joined Multisport Mastery in 2015, she has guided multiple athletes to World Championship and Boston Marathon qualifications, age group podiums, and personal records in all distances of triathlon and running. Also an attorney who formerly worked as a corporate litigator in Chicago, Amanda understands the complexities of juggling busy schedules and training, and works with each athlete to develop a program that will allow top performance while performing well in other parts of life. Amanda enjoys working with athletes in all stages in their athletic career, from rookies to those looking to stand atop the podium.

Kristan Huenink is a USAT-certified Level I Triathlon Coach, and RRCA-certified Run Coach based in southern California. She works with athletes of all levels to discover their athletic potential with a focus on developing the whole athlete, including mental toughness, tactical racing, nutrition, strength and endurance. She is committed to ongoing education, both as a coach and an athlete, in order to provide optimal support for the growth and development of her athletes. As an athlete, Kristan has completed countless road races from 5K to 26.2 (including 30 marathons to-date), open water swim races and triathlons of all distances (including 5 Ironman-distance races to-date), repeatedly qualifying for USAT Age-Group Nationals, earning Ironman All-World Athlete Bronze status and competing at the top of her age group at local and regional races.

Jennifer Tryon is a USA Triathlon Level I Certified Coach and dedicated triathlete whose passion for triathlon has led her to multiple Ironman 140.6 and 70.3 World Championships. She began her triathlon journey while managing a demanding career, gaining firsthand insight into how intentional structure and planning make it possible to excel in training alongside a packed schedule. This experience shaped her coaching philosophy: to help driven athletes reach their highest potential without compromising life beyond the sport.

At Multisport Mastery, Jennifer prioritizes understanding the full picture of her athletes’ lives to deliver tailored training plans rooted in flexibility for sustainable consistency. With this holistic athlete-centered approach, success extends beyond the finish line as athletes discover untapped strength, confidence that carries into every part of life, and friendships that make the journey unforgettable.

Whether your goal is to complete, compete, or excel, Jennifer is ready to guide you there.