Your San Francisco Bicycle Coalition staff is hard at work representing you on the streets and at City Hall. Become a member of the SF Bicycle Coalition and get this team of advocates working for you!


Brian Wiedenmeier

Executive Director

After starting as the SF Bicycle Coalition’s Development Director in May 2014, Brian became Executive Director in July 2016. He has been a member since 2007. He brings almost a decade of nonprofit resource development and management experience to the job, including leadership roles at ODC and Performing Arts Workshop. A passionate advocate for better bicycling in San Francisco, he has worked for safer streets in his SoMa neighborhood and beyond. Brian holds an MPA from San Francisco State University and a BA from the University of Minnesota. Email Brian.

Frank Chan

Operations Director

Frank joined in August 2006 as Operations Director. Frank previously worked at Oracle, Extricity, and most recently as Engineering Program Manager for BEA Systems before realizing he enjoyed the ride to and from work more. He now wants every street in this city to be bikeable for his people. After growing up across the bay in Hayward, Frank graduated from the Massachusetts Institute of Technology with BS and MS degrees in computer science. Email Frank.

Ana Vasudeo

Program Director

Ana joined the team in October 2016 as Program Director. She brings over 10 years experience in the environmental field, working both domestically and internationally. She has a passion for environmental equity, previously leading climate justice initiatives at Green for All and the World Bank. Ana also served as the Director of the Blue Greenway for the SF Parks Alliance. She is a proud San Francisco native and enjoys getting to know the city more via bike and exploring the Bay Trail with her family. She holds a Master of Regional Planning Degree from Cornell University. Email Ana.

Chris Cassidy

Communications Director

Chris joined the team in May 2015 following five years of public relations, messaging and online organizing consulting with nonprofits, progressive campaigns and technology ventures. Chris moved to San Francisco in 2005 and earned his J.D. from U.C. Hastings in 2008. That same year, Chris worked on a campaign to increase affordable housing in Bayview-Hunters Point. He has since worked to advance reproductive rights, diversity in the tech industry and civil rights across the country. When he’s not working or biking, Chris likes to garden, hike and grill with family and friends. Email Chris.

Janice Li

Advocacy Director

Janice joined the staff in October 2013 as Community Organizer and has been Advocacy Director since December 2015. She is an East Coast transplant, having spent time at PUSH Buffalo focusing on grassroots leadership and critical education around issues of affordable housing and community development. As an Outer Sunset resident, you might catch her leisurely riding through Golden Gate Park most mornings. Email Janice.

Tracy Chinn

Development Director

Tracy joined the staff in September 2011 as the Development Associate and has been Development Director since September 2016. She has several years non-profit fundraising experience and previously worked for La Casa de las Madres, a domestic violence shelter and service provider. She earned her BA in Sociology from UC Davis where she was first introduced to urban cycling. Tracy now rides her bike almost everyday, having traded Davis’ flat roads for San Francisco’s hills. Email Tracy.

Anna Gore

Membership and Business Program Manager

Anna has a background in technology and environmental planning, as well as a passion for cycling. Prior to moving to San Francisco, she served on the board of BikeAthens and Georgia Bikes!, and taught urban cycling classes as a League Cycling Instructor of the League of American Bicyclists. Since moving to San Francisco in 2012, Anna had worked as an intern at SPUR, led Team Greenbelt Alliance on the California Climate Ride, and has worn several hats at the San Francisco Bicycle Coalition including Database Assistant, Interim Volunteer Coordinator, and Bicycle Education Instructor. Anna earned her Master’s of Environmental Planning and Design from the University of Georgia. Email Anna.

Nancy Buffum

Family & Schools Program Manager

Nancy  is a long-time San Francisco resident with a background in cooperative and consensus-based organizations, community development and nonprofit management. She has volunteered and coordinated volunteers for youth and families in public schools, arts and recreation programs and grassroots advocacy groups in San Francisco, Marin County, and Brooklyn, New York. She is passionate about strengthening community and safety in the streets, parks and public spaces of San Francisco for people of all ages. Email Nancy.

Julia Raskin

Community Organizer

Julia joined the staff in March of 2016 as a Community Organizer with our Advocacy Team. Originally from New York, she recently moved to the Bay Area after working for the New York City Parks Department, engaging communities around the redesign of public parks. With a background in Urban Planning, she is particularly interested in how people can shape the cities in which they live. She loves long bike rides, especially through the Presidio and along Ocean Beach. Email Julia.

Susan Gallentine

Event Planner

Susan joined the staff in May 2016 as Event Planner. Susan was first hooked on biking when she needed a safe way to get home after working late nights in the hotel industry. Her past work includes managing a wide variety of events including fundraisers, weddings, conferences, a lavish ball for a prince and everything in between for Fairmont Hotels and most recently for the Presidio Trust. She earned her B.S. in Hospitality and Tourism Management from Purdue University. Susan enjoys running, hiking, picnics and most any activity that takes place outdoors. Email Susan.

Kelsey Roeder

Membership and Volunteer Coordinator

Originally from Auburn, California, Kelsey has been a San Francisco resident since 2008. She became a member of the SF Bicycle Coalition in 2015, and joined our staff in 2016 as the Membership Assistant and has been Membership and Volunteer Coordinator since April 2017. Prior to this role, she was an environmental educator at the San Francisco Department of the Environment, where she taught young students how to create more sustainable schools. Kelsey holds a B.A. in Environmental Sustainability and Social Justice from San Francisco State University. Email Kelsey.

Janelle Wong

Operations Manager

Janelle handles our bookkeeping, financial reporting and budgeting, contracts, human resources, and office management.  Before joining the staff, Janelle spent more than a decade in public accounting, both for accounting firms and in-house while biking to school with her sons.  Janelle is a Pacific McGeorge School of Law juris doctor. Email Janelle.

Kevin Diep

Technology Coordinator

Kevin is the Technology Coordinator on the Operations team, where he manages the organization’s database, web applications and technology operations. Prior to joining the SF Bicycle Coalition, he worked in higher education helping to improve teaching and learning through the better use of technology. Kevin was also an elementary school teacher and City Year AmeriCorps Member and holds an M.P.A. from the University of Southern California. As a Los Angeles transplant, Kevin is very excited to explore the city on bike. Email Kevin.

Janelle Phung

Family and Schools Coordinator

Janelle joined the staff in July 2014 as Family and School coordinator with the Safe Routes to School Program. She had two and a half years prior experience working with San Francisco Department of the Environment. Among her achievements were success in neighborhood and business community outreach for the San Francisco landfill initiatives, recycle and zero waste programs. She has volunteered for nonprofit community program of the Chinese New Comers Service assistance for their tax returns with the low-income residences programs for seven years. Email Janelle.

Charles Deffarges

Community Organizer

Charles joins the staff as a San Francisco native and bike enthusiast. Before moving back to San Francisco, he studied at Occidental College in Los Angeles where he advocated for increased bike infrastructure and developed a bike-sharing program on campus. Before becoming Community Organizer, Charles made San Francisco a better place to ride one rack at a time as our Bicycle Parking Coordinator. Email Charles.

Julia Schaber

Graphic Designer

Originally from Sacramento, California, Julia moved to San Francisco in 2010 after graduating high school to attend SF State. Julia joined our staff in June 2016 as our Graphic Designer after four months as our Visual Communications Intern. She earned her B.S. in Visual Communications Design from San Francisco State University. Email Julia

Gina Schumacher

Development Associate

Gina joined the staff in January 2017 as the Development Associate. Hailing from San Diego, biking has always been a preferred mode of transportation to save money, avoid parking and enjoy the landscape. Since moving to the Bay Area, she worked for Bay Leaf Kitchen, a nonprofit that promotes healthy sustainable food for kids and families. Aside from biking and nonprofits, she loves repurposed crafts, ultimate frisbee and bread. Email Gina. 

Miles Stepto

Program Coordinator

Miles fondly remembers his summers at The Bike Hut, where he first developed his love of cycling as a teenager. It was while studying in Chicago at Shimer College that Miles realized the responsibility he felt to make biking more accessible for all. Previously General Manager at Huckleberry Bicycles, Miles first worked at the San Francisco Bicycle Coalition as a Policy Intern before joining the team as a Program Coordinator in January 2017, where he is proud to help grow cycling in his home town. Email Miles. 

Christopher White

Program Coordinator

Chris joined the team in June 2017 as Program Coordinator for our adult Bicycle Education program. His background is in theater and education: for 12 years he was the Founding Artistic Director of SF experimental performance troop Mugwumpin, as well as an actor for many Bay Area theater companies. He’s taught theater at St. Mary’s College and the San Francisco Art Institute and led master classes at institutions all over the Bay Area. He got to know the city by biking to clients’ homes as an academic private tutor before developing content for ed-tech startup Chris is excited to keep expanding beyond his habitual urban biking by doing more bike camping. Email Christopher.