Our Team

Our volunteer-based board is comprised of a diverse group of environmentally-minded members of the SCC community who are dedicated to a green future for all.

Shiloh Ballard – Chair

Shiloh Ballard is the Executive Director of the Silicon Valley Bicycle Coalition. SVBC works to improve the community, economy and environment through the every day use of the bicycle. Prior to her role at SVBC, she was Vice President of Housing and Community Development for the Silicon Valley Leadership Group (SVLG), a public policy trade group founded in 1978 that represents the business community. In her role with the Leadership Group, Shiloh directed the activities of SVLG’s Land Use & Housing committee and worked with industry, civic, and community leaders to develop innovative solutions to the region’s housing, land use and transportation challenges.  In 2008, Shiloh was selected as one of Silicon Valley’s 40 under 40 up-and-comers.  In 2010, she was a YWCA Twin Award Recipient honoring executive women and in 2011, Shiloh was selected by the San Jose Business Journal as a Women of Influence. Shiloh holds a B.A. in Environmental Studies from UC Santa Cruz.

Rod Diridon, Sr. – Immediate Past Chair

Rod Diridon, Sr. is the Emeritus Executive Director of the Mineta Transportation Institute.  He is known as the “father” of modern transit service in Silicon Valley and chaired more than 100 international, national, state, and local programs most related to sustainability. Rod chaired the SCCLCV Board from 1995 to 2015 and is a Life and Muir Society Member of the Sierra Club. He has driven electric cars since 1996 and his home’s solar array is net-positive to the grid. His B.S. in Accounting and a MSBA in Statistics are from San Jose State University and he served two combat tours as a naval officer in Vietnam. He has 2 successful children, 4 grandchildren and is married to Dr. Gloria Duffy, President and CEO of the Commonwealth Club of California. His political career began in 1971 as the youngest person ever elected to the Saratoga City Council.  He completed 5 terms, chaired 6 times, both the Santa Clara County Board of Supervisors and Transit Board. He chaired 9 successful rail system development project boards including CalTrain, Guadalupe Light Rail, Fremont/ South Bay BART.  Rod was appointed in 2001 and 2005 by then Governors Davis and Schwarzenegger to the California High Speed Rail Authority Board and is chair emeritus.  He is chair emeritus of the American Public Transportation Association (APTA) and the High Speed and Intercity Rail Committee and National High Speed Rail Corridors´ Coalition. He is frequently asked to provide legislative testimony on sustainability. Silicon Valley’s main train station was rededicated the San Jose Diridon Station upon his 1994 retirement from elected office. 

Terry Trumbull – Vice Chair

Terry Trumbull is Co-Founder of the Santa Clara County League of Conservation Voters.  He has served as its Endorsement Chair since 1992.  Terry has been an environmental attorney since 1971 and served on a number of public service appointments.  Most notably, Terry served as the full-time Chair of the California Waste Management Board.  He was also instrumental in the development of the nation’s first air and water pollution control regulations for the U.S. Environmental Protection Agency in Washington D.C.  Terry teaches Environmental Law and Policy at San Jose State University and currently serves on 3 government commissions.  Terry has an Economics degree from UC Davis and a J.D. from Georgetown.

Ruth Merino – Secretary

Ruth Merino retired in 2010 from the City of San Jose’s Office of the City Auditor where she was a Senior Program Performance Auditor. As a performance auditor she performed economy, efficiency and effectiveness audits of City departments and programs. Ruth’s primary environmental interest is in reducing greenhouse gas emissions by using more renewable energy, electric/hybrid vehicles and electric home appliances. In 2012, Ruth attended training given by Al Gore at the Climate Reality Leadership Corp Training Conference on how to present an updated slideshow similar to that shown in the documentary, “An Inconvenient Truth”. In 2013, she completed with distinction an online course, Climate Literacy: Navigating Climate Change Conversations. She is the Chair of San Jose Community Energy Advocates, which successfully advocated for the San Jose City Council to establish the San Jose Clean Energy program in May 2016. In 2020, SJCE Advocates also successfully advocated for the SJ City Council to cease fossil fuel investments such that San Jose’s $2.9 investment portfolio will be fossil fuel free in May 2021. Ruth holds a B.A. from UC Berkeley and has been a member of the Sierra Club since 1992. Ruth drives a 2019 Kia Niro EV which gets 239 miles per charge and is powered by SJ Clean Energy’s 100% renewable energy!

Domingo Candelas – Board Member

Domingo was born and raised in East San Jose. Currently Domingo provides legislative advocacy at the local and regional level for Valley Water (formerly the Santa Clara Valley Water District). Prior to joining Valley Water, Domingo served as the District Director for State Senator Jim Beall, where he developed and implemented policy objectives, strategies, and operating plans for the Senator’s offices and then generated support by building coalitions for his policy platform from elected officials, agencies, and stakeholder groups like the League of Conservation Voters.

Domingo earned his B.A. in Political Science from San Jose State University as well as a Master’s in Public Administration from SJSU. Domingo is also an elected delegate to the California Democratic Party and enjoys spending time with family, traveling, working out and officiating collegiate basketball when not volunteering on trails advocacy boards like Save Our Trails and Friends of Five Wounds Trail. 

Lena Eyen – Board Member

Lena is the Legislative Specialist for Santa Clara Valley Open Space Authority. She supports the External Affairs Manager and greater Public Affairs team by tracking relevant legislation and political activity and helping to build meaningful partnerships to further the Authority’s mission. Lena graduated from Santa Clara University where she double majored in Psychology and Studio Art and minored in Environmental Studies. Her experience in the nonprofit social services realm, where she focused on affordable housing and homelessness prevention, helped spark her passion for seeking equitable solutions to the Bay Area’s most pressing social and environmental issues. In her spare time, Lena enjoys hiking, playing soccer, painting, and petting any dog within reach.

David Ginsborg – Board Member

David currently serves as Deputy Assessor for County Assessor Larry Stone where he has earned a reputation as the Assessor’s public advocate for all things property tax or county related. A certified appraiser, he is one of two executive manager who reports directly to the Assessor. He has been published in, and currently serves on the Editorial Review Board for the International Association of Assessing Officers’ Journal of Property Tax Assessment/Administration and their monthly trade publication, Fair & Equitable. Previously he worked in commercial real estate in southern California and in the mid-1990’s was one of the youngest Chiefs of Staff to a member of Congress in Washington, DC. The breadth of David’s interests and talents is evident in his service to our community.  In particular he has a zeal for civil rights’ issues which led him to volunteering to serve on the BAYMEC Board and the Jewish Community Relation’s Council as well as previously on the Board of the NAACP. Over many decades David has served on countless other community boards and civic commissions, such as the San Jose Rotary, Silicon Valley Monterey Bay Boy Scout Council and as Past President of the California Trolley and Railroad Corporation. Because of his strong financial background, he has been selected on several occasions, to serve as Treasurer of organizations ranging from Congregation Shir Hadash to his Homeowner’s Association. David has a Masters in Management GSPM, which is now part of George Washington University and a Bachelors degree from U.C. Berkeley.  Married for nearly 20+ to Elisa Koff-Ginsborg, they are the proud parents of two and lives in San Jose’s Willow Glen Neighborhood. A life long environmentalist, he attributes his interest in the outdoors to the Boy Scouts and is an Eagle Scout.  David can often be spotted riding his bicycle to work and in 2019 he completed a 60+ mile hike with his son in Sangre de Cristo Mountains of the Rocky Mountains, aka Philmont.

Cayce Hill – Board Member

Cayce Hill is the Executive Director of Veggielution, a six-acre urban farm located in East San José focused on building environmental and food equity. She is originally from Austin, TX, having arrived in San Jose in 2008 by way of Morelia, New York City, and Tokyo. Cayce previously worked for Delphi Agrarian Arts Foundation, Sons and Daughters restaurant, Japan Organic Agriculture Association, The New York Academy of Medicine, and Montefiore Children’s Hospital. She also serves on the Board of the San José Parks Foundation, is an On the Verge Mayfair leader, and an American Leadership Forum Senior Fellow. Cayce loves to cook, garden, and cycle and is committed to reducing inequities in access to public open spaces, which are fundamental building blocks for healthy, vibrant communities.

Melissa Hippard – Board Member

Melissa Hippard is a well-regarded and innovative conservation leader who has worked in the Bay Area for over a decade to ensure our natural resources are protected for current and future generations. Melissa led the Loma Prieta Chapter of the Sierra Club for 6 years contributing to important conservation outcomes such as the protection of Coyote Valley, mobilizing Cool Cities Teams to address municipal GHG emissions, and stopping the high speed rail project from destroying habitat in the Mount Hamilton range. As Program Director for Greenbelt Alliance Melissa focused her attention on passing urban growth boundaries, creating new funding sources for open space protection, and building connections between environmentalists and housing advocates. In 2015 Melissa became the Strategic Partnership Manager for Santa Clara County Parks where her job is to create a resilient community of support for the county’s regional park system. She feels blessed to have grown up in the Bay Area and have the opportunity to express her  passion for solving environmental and social challenges with creativity and compassion. 

Marc Landgraf – Board Member

Marc serves as the External Affairs Manager at the Santa Clara Valley Open Space Authority and in that role, leads their Community Engagement Team. He has worked in the land conservation field for over 14 years, including three years at the Trust for Public Land and seven years at Peninsula Open Space Trust (POST). As Director of External Affairs at POST, Marc built a broad range of traditional and nontraditional partnerships and also played a strong leadership role in the passing of Measure AA and Measure Q. Prior to working in conservation, Marc was a design engineering manager at Intel Corporation. Marc loves spending time with his family outdoors – hiking, biking and cross-country skiing. He is also an opera fan.

Bob Levy – Board Member

Bob Levy served as the founding president of the Santa Clara League of Conservation Voters. Bob is a life-long environmentalist.  He earned a bachelor’s degree in Environmental Studies from UCSB and a Masters in Urban Planning from SJSU.  Bob has a long history of community engagement.  Most recently as a candidate for San Jose City Council. He currently serves as a member of the Santa Clara County Planning Commission, co-chair of the the Steven’s Creek Advisory Group,and  the Water District’s Water and Resources Advisory Committee. Previously he served on and chaired the San Jose Planning Commission, Santa Clara County Park and Recreation Commission, and San Jose Parks Commission. Professionally, Bob is a PMP certified project manager and senior business analyst utilizing his IT and parks experience as a project manager for the Santa Clara County’s Parks Department.

Diego Ortiz – Board Member

Bio coming soon.

Peter Pham – Board Member

Bio coming soon.

Vince Rocha – Board Member

A native of Santa Clara, Vince currently works as the Senior Director of Housing and Community Development for the Silicon Valley Leadership Group. He works in partnership with the community, local government, non-profits, and businesses to solve our regional housing, transportation, and land use issues.

While he grew up in Silicon Valley, he worked in Washington D.C. before moving back to San Jose to work for his local Congressman Mike Honda. Then he transitioned to be the Director of Government Affairs for the Santa Clara County Association of REALTORS®, and also worked on local and congressional campaigns. Most recently working on the successful Measure RR campaign with the Committee to Save Caltrain.

He is an advocate for an equitable, sustainable, and prosperous region in which all people thrive. He frequently uses our open spaces such as the local bike and running trails along the Guadalupe River and San Tomas Aquino Creek Trail. As a part time volunteer cross country coach at Santa Clara High School he advocates for complete streets so his students can access the roads safely as they run in their community

Vince is committed to fulfilling the mission of the Santa Clara County League of Conservation Voters (SCCLCV) to successfully support environmentally oriented candidates and ballot propositions within Santa Clara County.