David Callahan

Co-CEO, UltraSignup

David Callahan is listed as Co-CEO, UltraSignup. David is scheduled to speak at The Running Event 2026 on 3 December 2026.

Compiled from published conference agendas; not yet confirmed by David. Is this you? Claim this profile.

About

David Callahan is Co-CEO of UltraSignup, the leading race registration platform for trail and ultra running in the U.S., representing more than 80% of the market. Based in Nashville, he co-leads the company, focusing his time and energy on strategy, partnerships, and growth, both of the platform and the sport more broadly.

Upcoming

The Running Event 2026 2 December 2026 – 3 December 2026

The Trail Ahead: Consumer and Industry Trends Shaping Trail Running Speaker · 3 December 2026

Spoke alongside

People who have shared a session with David at events on B2DB.

Jenny Karn Senior Director · Sports & Fitness Industry Association (SFIA) 1 shared session