The IRONMAN Group operates a global portfolio of events that includes the IRONMAN Triathlon Series, premier running events including Queenstown Marathon, Hawkes Bay Marathon, Auckland Marathon, Tarawera Ultra and Ultra-Trail Australia, plus other mountain bike and multisport races. The IRONMAN Group is the largest operator of mass participation sports in the world and has more than a million participants annually.Since the inception of the iconic IRONMAN brand and its first event in 1978, athletes have proven that ANYTHING IS POSSIBLE by crossing finish lines around the world. Beginning as a single race, The IRONMAN Group has grown to become a global sensation with hundreds of events across 55+ countries.