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Derek Griffiths 1418 posts 0 comments

Derek Griffiths is the owner of Colorado Runner. He is also the race director for all events produced by Colorado Runner Events. An avid runner since middle school, Derek has completed over 50 marathons with a PR of 2:41:09 set at the Cincinnati Flying Pig Marathon in 2003.

BOLDERBoulder ranked sixth largest U.S. race in 2023

RunSignup, a leading registration and technology provider for endurance events, recently released its list of the Top 100 Largest Road Races in the United States. BOLDERBoulder ranked as the sixth largest race in the U.S .last year and when…