David Callahan

Co-CEO of UltraSignup

Park City, USA

About David

David Callahan is a co-CEO of UltraSignup, a company that specializes in trail running events and logistics. He has a strong background in the outdoor industry and has been instrumental in shaping the growth of trail running in the US.

Associated Podcasts

The Buzz

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Recent Appearances

How Trail Running is Growing Up—Without Losing Its Soul

The Buzz•Jul 29, 2025•1:04:41•guest

Key Topics

sports running

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