Race Timing

Jeff and Tahja Ulmer

BlueCircleSports.com is an Event Registration and Event Timing company located in Boise Idaho. Owners Jeff and Tahja Ulmer have timed many events through the years and currently use the J-Chip system to time Ultra Marathons, Marathons, Half Marathons,Triathlons, Team Relay Races, Cross Country Ski Races, Biathlons, Duathlons, and many other events. The couple also owns the City Of Trees Marathon Association Inc. Established in 2002 as a 501(c)3 company that promotes, directs, and produces 7 races per year including the City Of Trees Marathon and Half Marathon in Boise Idaho, the first Sunday in October, The Ulmers keep busy timing events and promoting the outdoor life they love.

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