Our Board reflects a diversity of environmental interests and specializations...

Kristina Pappas, President

Kristina Pappas has managed partners, projects, and programs in diverse nonprofit and social enterprise organizations. Most recently, she was program manager at a "tech for good" nonprofit, where she co-founded the organization's Green Team. Kristina earned an MBA with a concentration in sustainability from the Presidio Graduate School. She is passionate about sustainable agriculture, food systems, water, and zero waste.

Photo Credit:  dimnikolov

Ian Wren, Treasurer

Ian is a hydrologist and advocate focused on water quality and sustainability. He was born in San Francisco, went to Cal, and worked in environmental consultancies and engineering firms in Los Angeles and London prior to joining San Francisco Baykeeper. Ian is passionate about urban sustainability and developing creative solutions for reducing impacts on the Bay and California’s water resources. And although living and raising a family in San Francisco is a continual source of frustration he is still optimistic political movements here can change the world.


Yin Yin, Secretary

Yin Yin is a China-born, Germany-raised, Canadian-American. After several years of working as a strategy consultant, she developed severe skin allergies to the pollution in Beijing. This prompted her to move to Silicon Valley and enter the cleantech industry, first working at an early-stage solar cell manufacturer, then leading Asia business development at Silver Spring Networks, a now publicly listed smart grid networking company. She’s currently COO and founding member of COMPAS, which makes enterprise software that empowers technology companies manage and execute their global growth.
She and her husband live happily carless and get around the Bay via kick-scooter, bike and Clipper card. She spends her free time running a nonprofit that supports low-income female STEM undergrads in China, becoming fluent in Spanish, training towards her 3rd degree black belt in Taekwon-Do and singing at friends’ weddings.


Jeremy Battis

Jeremy Battis is a San Francisco-born, Pacific Northwesterner, who began his public-service career as a bicycle and pedestrian planner working to establish safe routes to school. He’s lived in San Francisco since 2003, working for the cities of San Jose and San Francisco in the areas of transportation, land-use, and environmental planning. Jeremy now works for the State of California where, as a regulatory analyst, he has overseen programs to advance energy efficiency, local government capacity building, grid security, and public safety. Jeremy enjoys solo travel immersions in Latin America, and earned his SCUBA diving certification in Colombia. As an alumni of the Sierra Club’s snowcamping training, most winters he dusts off his snowshoes for one of the group’s overnight outings.


Tim Chan

Tim Chan has been in the transit planning field for almost two decades, and is currently the Manager of Planning at the San Francisco Bay Area Rapid Transit.  In his day job, he helps to advance the District's sustainability priorities on transit-oriented developments, ped/bike/transit access strategies and station improvements.  In his off time, he also volunteers at Openhouse Friendly Visitor Program as a companion for LGBT seniors.  Tim lives in the Silver Terrace neighborhood with his husband.


Eliet Henderson

Eliet Henderson works in nonprofit fundraising and communications as Development Director for San Francisco Baykeeper. A lifelong environmentalist, she believes San Francisco is a great place to explore and expand solutions for building local community while protecting the planet. Eliet lives in the Mission and enjoys leisurely hikes and bikes around the Bay Area and Northern California.

Photo Credit:  Mitya Ku

John Holtzclaw

John Holtzclaw consults in transportation, urban development, energy consumption and air quality. He volunteers for the Sierra Club, and is a San Francisco League of Conservation Voters founder. His research measured how residential density, transit and pedestrian/bicycle friendliness reduce auto ownership and driving, showing how convenient, compact, transit-oriented, mixed-use cities reduce consumption, auto use and pollution. He is a former nuclear engineer.

Photo Credit:  Peter Hellberg

Amandeep Jawa

Amandeep Jawa is a software engineer and local environmental activist. Through his involvement in numerous political campaigns, he has worked to create a better world on a local, regional and national level, with particular emphasis in environmental campaigns around transit and clean energy. In addition to being involved with the SFLCV for many years, he served as a board member of the San Francisco Bicycle Coalition for over 13 years.


Molly Kawahata

Molly Kawahata is a Senior Program Manager at PG&E where she leads residential energy efficiency programs that cut energy waste and combat climate change. Molly previously served in the Obama Administration as a Policy Advisor at the White House in the Office of Energy & Climate Change, where she helped implement President Obama’s Climate Action Plan – a series of groundbreaking energy policies to decrease domestic greenhouse gases. Before that, she worked for the White House Office of Management & Budget. Molly was the Director of Special Projects in Ohio for Hillary Clinton’s 2016 presidential campaign and has worked as an independent consultant advising nonprofits and community organizations on energy and climate policy and advocacy. Outside of work, Molly pursues alpine-style mountaineering and has climbed in mountain ranges throughout North America, Alaska, and the Arctic. In her free time, Molly enjoys astrophotography and is passionate about preserving dark skies and public lands. A native of the Bay Area, she lives in San Francisco with her partner and corgi named Lady Bird.


Caroline Koch

Caroline Koch is WaterNow Alliance’s Water Policy Specialist working to help local decision makers implement sustainable water solutions so that communities and the environment can thrive. Prior to joining WaterNow, Caroline was a partner at Lawyers Clean Water, Inc. representing environmental nonprofits in Clean Water Act citizen enforcement actions. Caroline came to San Francisco from North Carolina for law school, and is passionate about ensuring that San Francisco leads on environmental and sustainability issues.