SunTri Coaching Team

The SunTri coaching team brings a vast experience of coaching athletes from novices to international competitors as well as acting as mentors for other coaches. The team has a passion in supporting triathletes develop their skills at every level, distance and age group. Members of our team have significant personal competition success specifically in half Ironman, Ironman and ultra endurance events.

Rob Griffiths

Suntri Head Coach

Rob works currently with both professional triathletes and age group World and European champions and specialises in working with Ironman and other long distance athletes. Currently working as one of a team of coach mentors funded by UK Sport for Performance Directors and head coaches in the current Olympic cycle. Rob has competed in triathlons of all distances since 1985 with significant success and is still an active age group athlete himself competing at Ironman and 70.3 races. Rob is a British Triathlon Level 3 coach and part of the British Triathlon Coach Mentor facilitation team. Rob has a busy annual coaching schedule with various of his athletes qualifying for the Ironman World Championships and other triathlon distances. He is excellent at chasing a ball in a confined space!

Steffi Steinberg Suntri Triathlon Instructor

Steffi Steinberg

Ultraman WORLD Champion

Steffi is a former Women’s Ultraman World Champion, a full time athlete and triathlon coach with years of experience running training camps in various countries. Steffi holds a triathlon specialist personal and endurance German coach A-Licence together with a German coach B-licence in health and fitness. Steffi was part of a Bundesliga German champions team and has numerous victories at short and olympic distances. Steffi brings a huge experience of successful Ironman competition including winning a Mallorca Ironman and Taiwan Ironman at her age group, runner up in Ironman European Championships age group plus numerous other podium Ironman finishes over the last 5 years. Steffi is an expert at pouring a bottle of Erdinger!

Gerry Steinberg Suntri Triathlon Instructor

Gerry Steinberg

IronMan & Ultra distance Specialist

Gerry partners Steffi in their successful Steinberg triathlon coaching business based in Germany but coaching and running training camps internationally, a competitive household to say the least with both of them qualifying for Ironman Kona world championships. Gerry holds a German Coach C-Licence as well as being a certified Ironman referee. Gerry is a ultra distance specialist and regularly competes in some of the world’s toughest endurance events. He was part of a mixed over 50s team that currently hold The Race Across America (RAAM) course record. He has completed numerous double Ironman events with a PB of 23:44 and along with 24 hour swimming events has also completed the 540km Trondheim to Oslo bike race and 1000km race around Switzerland. Doesn’t know when to stop!