Registration for Boulderthon 2023 is now open! After nearly tripling in size and selling out last year, Boulderthon has instituted a new 5,000 runner cap and is expected to sell out again this year. Register today.
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ABOUT US

Boulderthon® was created by an avid New York Road Runners runner to spread the joy of marathons.

We believe Boulder, one of the great running hubs of the country, deserves a world-class marathon series. We believe:

  • Marathons bring people together, and are some of the most fun, memorable & inspiring days of the year in cities, for runners and spectators alike
  • Promoting the tremendous power of running to inspire, transform & improve lives
  • Sharing the community & beauty of Boulder, CO with the world
  • Bringing people together over health & wellness for uniquely memorable experiences

Boulderthon® Team

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PHIL DUMONTET

RACE DIRECTOR

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DAVID BENJES

OPERATIONS DIRECTOR

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ROSSINI YEN

VENUE COORDINATOR

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HEATHER HASZ

COMMUNITY OUTREACH MANAGER

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MEG DAVIS

PARTNERSHIPS DIRECTOR

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Boulderthon® Advisory Board

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OLIVIER BISCALDI

VP, CUSTOMER OPERATIONS AT MERSIVE TECHNOLOGIES

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DAVID KINNEY

CHIEF CREDIT OFFICER, FLATIRONS BANK

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SEAN MAHER

CEO, RRC ASSOCIATES & FORMER CEO OF THE DOWNTOWN BOULDER PARTNERSHIP

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J. ALAIN FERRY

FOUNDER/CEO, RACEMENU, INC.

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BOULDERTHON®
A STRONGER FASTER BOULDER CO. PRODUCTION

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© 2023 Stronger Faster Boulder Co.

Boulderthon is a Boston Marathon Qualifying (BQ), USATF Sanctioned Event, measured by a Level A USATF Course Measurer, representing the highest level of certification for a marathon race series.

Based in Boulder, Colorado, Stronger Faster Boulder Co. is a Colorado non-profit organization and federally-recognized as a 501(c)(3) tax-exempt foundation, EIN # 84-2863972. Donations and contributions are tax-deductible as allowed by law.