Mountain biking San Diego trails
About SDMBA

Improving trail access since 1994.

Improve Trail Access. Encourage Stewardship. Build Community. That is our mission, and it has guided everything we do for three decades.

The San Diego Mountain Biking Association is a volunteer-driven nonprofit and one of the largest regional trail advocacy organizations in the United States. With over 1,700 members, we work to protect trail access, build sustainable trails, and bring riders together across San Diego County.

2018
Advocate of the Year
San Diego County Bicycle Coalition
2020
Community Member of the Year
San Diego County Parks & Recreation
2021
Non Profit of the Year
Olivenhain Municipal Water District
Trail building

30 years of riding. Building. Advocating.

Our Team

The people behind
the trails.

Executive Director

Peter Hulburt

Born and raised in San Diego, Peter has spent his career in the cycling world — from bike mechanic at REI to spearheading their partnership with SDMBA. He believes recreation and conservation elevate each other.

peter@sdmba.com
Trails Coordinator

Ben Stone

A San Diego native, Ben brings nonprofit board and small business experience to trail development. He works with county land managers on short and long-range trail projects across San Diego County.

bens@sdmba.com
Trail Crew Lead

Michael Uppenkamp

A lifelong cyclist and San Diego native, Michael holds an Environmental Science degree from Cal Poly Humboldt. He brings professional trail building experience from Rock Solid Trail Contracting.

mike@sdmba.com
Board of Directors

Volunteer leadership.

President

Matt Bartelt

Board member since 2018, president since 2021. Focused on trail advocacy, volunteer trail work, and building relationships with city planners.

Vice President

Scott Hansen

Retired from a 35-year fire service career. SDMBA liaison to Daley Ranch since 2019, based in Carlsbad.

Treasurer

Gerry Krippner

Mechanical engineer with business management background. Board member since 2020, rides mostly North County trails.

Secretary

Heath Anderson

Background in federal law enforcement and IT, now a small business owner in Carlsbad Village. Completed his first Full Archipelago Ride.

Board Member

Tim Ingersoll

Works in biotech and healthcare communications. Board member since 2017, focused on all-mountain and night riding.

Board Member

Don Sutton

Former professional road cyclist and national team member. PhD from UCSD, head of trails committee since 2017.

Land Acknowledgment

The San Diego Mountain Biking Association acknowledges that we ride, work, and gather on the unceded territory of the Kumeyaay, Payomkawichum, Kuupiaxchem, and Cahuilla peoples. We honor the 18 federally recognized tribal nations with reservations in San Diego County and commit to respectful stewardship of these lands.

Contact

info@sdmba.com

P.O. Box 881491
San Diego, CA 92168

Tax Status

501(c)(3) Nonprofit

Tax ID: #20-1701837

Ready to make
a difference?

Join 1,700+ members keeping San Diego's trails open, maintained, and accessible for everyone.