Our Advisory Board

CLCV's Advisory Board is comprised of influential leaders drawn from environmental advocacy, business, labor, government and other sectors. The Advisory Board provides expertise and community support in many areas of CLCV's work, including our political and legislative priorities, communications, and philanthropic efforts.

Advisory Board Members

Preston Brooks, Partner, Cox, Castle & Nicholson

Tom Buttgenbach, President, 8minutenergy Renewables LLC

David Festa, Environmental Defense Fund

David Goldberg, Partner, Armbruster Goldsmith & Delvac LLP

Maureen Grace, Environmentalist and philanthropist

Stephen Matloff, Sustainable Building Contractor

Terry O'Day, Vice President of Business Development, NRG

Ryan Popple, Chief Executive Officer, Proterra

Matt Rodriguez, Rodriguez Strategies

Thomas Safran, Chairman, Thomas Safran & Associates

Deidre Sanders, Environmental Justice Program Manager, Pacific Gas & Electric Company

Sam P. Schuchat, Executive Officer, California State Coastal Conservancy

Nancy Stephens, Board of Trustees, Union of Concerned Scientists

Lea-Ann Tratten, Political Director of Consumer Attorneys of California

Daniel Yost, Partner, Orrick, Harrington & Sutcliffe LLP


Preston Brooks is a partner with the law firm of Cox, Castle & Nicholson in Los Angeles, and chairs the firm’s Environmental Group. Mr. Brooks counsels property owners, developers, lenders, municipalities, and pension funds on environmental risk management strategies in the context of real estate acquisition, financing and development. In addition, Mr. Brooks represents clients engaged in the redevelopment of brownfields. Mr. Brooks also frequently assists clients to obtain and tailor environmental insurance policies to address environmental issues associated with real property. Mr. Brooks also litigates environmental matters. His cases include actions against responsible parties to recover costs of environmental cleanups, mold exposure claims, Proposition 65 actions, and insurance recovery actions. Mr. Brooks is a member of the National Brownfields Association, the California Solar Energy Industries Association, and the National Association of Industrial and Office Properties. Mr. Brooks graduated from Harvard College and received his law degree from Yale Law School.

Tom Buttgenbach is co-founder and president of 8minutenergy. He has over 15 years of experience in large-scale project development, entitlement, due diligence, mergers and acquisitions, and capital structuring and origination. Tom has successfully managed over $1 billion in transactions in the solar energy and electric utility industry. Tom has also worked in the clean-tech, high-tech, large-scale real estate project, land development, asset management, private equity and financial services sectors. He is responsible for the land entitlement process for over 2,000 megawatts of 8minutenergy's solar projects, and for becoming the first solar PV project in California's Imperial County to complete the land entitlement process.

David Festa is Vice President, West Coast and Land, Water and Wildlife at Environmental Defense Fund. Previously, Mr. Festa served on the Obama transition team for the US Department of Commerce, where he worked during the Clinton administration as Director of Policy and Strategic Planning. Mr. Festa’s 25+-year career includes working as a journalist for The Economist, where he covered business, technology and science, and he was nominated for the Glaxo Award for Science Journalism. He has been a management consultant, an analyst for the US Congress Office of Technology Assessment, and Deputy Director of the Center for Clean Air Policy in Washington, DC. He serves on the boards of Black Rock Solar and SkyTruth, and is a member of the San Francisco America’s Cup Organizing Committee. Mr. Festa has a master’s degree in public policy from Harvard University’s Kennedy School of Government and a bachelor’s degree from the University of Virginia.

David Goldberg specializes in land use, real estate, cleantech, administrative law, and construction and architectural law. He received his J.D. from the University of Chicago, graduating with honors in 1999, and earned his B.A. in political science and economics from the University of California at Berkeley, graduating summa cum laude in 1996. Before joining Armbruster Goldsmith & Delvac LLP, David was a partner in the Environment, Land & Resources Department at Latham & Watkins LLP. David has extensive expertise in the California Coastal Act. He has successfully represented some of the most complex projects in obtaining coastal development approvals from the California Coastal Commission, including for Poseidon Resources to develop the largest desalination facility in the western hemisphere in Carlsbad; Pacific Gas & Electric Company to replace its aging steam generators at Diablo Canyon Power Plant in San Luis Obispo; The J. Paul Getty Trust to renovate and expand the Getty Villa Museum in Pacific Palisades; and several complicated residential projects in central and northern California.

Maureen Grace is a second generation CLCV supporter. She is the daughter of Charles M. Grace, who co-founded CLCV with George Wagner in 1973 and also founded the World Monuments Fund. Previously, she lived in Boston, where she earned her Ph.D. in psychology. She returned to California to care for her father, who passed away in January 2013. Upon her return to California, she immediately became engaged with CLCV, making major donor gifts, attending our Environmental Leadership Awards, attending Green Leadership Forums, and actively engaging in advocacy. She has met with CLCV's leadership multiple times and has expressed her concern for the environment and her interest in staying involved with CLCV. She currently lives in Pacific Palisades, CA with her family.

Stephen Matloff works independently remodeling residences to high sustainability standards. Previously, he had business development and financial management responsibilities as both principal and advisor. As principal, Mr. Matloff was General Manager of MD Decision Support which created knowledge management tools for physicians and caregivers. As advisor, he developed institutional-quality investment opportunities for high net worth individuals and family offices, reviewed funding opportunities of biomedical projects for a large family foundation, and was a mergers & acquisitions analyst at Morgan Stanley and Lehman Brothers. Mr. Matloff graduated from Yale University with a BA in History and International Studies and received an MBA from Harvard Business School.

Terry O’Day is the Vice President of Business Development for NRG. He began his career in electric vehicle charging infrastructure in 1996 with Edison EV. He went on to co-found EV Rental Cars, which was the first rental company in the United States to offer only environmental vehicles, such as hybrid, natural gas, and electric cars to the general public. It served fifteen airports in six states and more than 500,000 customers, with over 700 cars. Most recently, Terry was Executive Director of Environment Now foundation, a strategic, entrepreneurial, activist leader in California. Terry serves as one of seven members of the Santa Monica City Council, a position to which he was elected in November 2010. Terry led a six-year process to update the City’s General Plan — the leading example of environmental land use planning in the state, reducing per capita greenhouse gas emissions from land use by 31% by 2030. Terry holds an MBA from The UCLA Anderson School of Management and completed the Coro Public Affairs Fellows Program in Los Angeles. He received a BA with honors in Public Policy at Stanford University, with a thesis addressing public finance and demand management of electricity. He has been active with community organizations throughout California and Mexico, including Coro Southern California, the USC Center for Sustainable Cities, Environmental Entrepreneurs and as the Board Chair of the Coalition for Clean Air.

Ryan Popple is Chief Executive Officer of Proterra. As Chief Executive Officer, Ryan brings a wealth of experience in scaling advanced transportation technologies and is responsible for overseeing all aspects of Proterra’s operations including sales, marketing, parts and service, logistics, communications, and customer support. Before joining Proterra, Popple was instrumental in the successful capitalization of Tesla Motors and the commercialization of its first-in-kind Roadster. During his tenure as senior director of finance, the company scaled from pre-revenues to $100M+ in vehicle revenue, received an Advantaged Technology Vehicle Manufacturing loan from the Department of Energy, completed multiple private equity financings, reached profitability, and achieved an IPO filing. In this role, Popple worked closely with engineering, supply chain, and manufacturing teams to increase the Roadster’s performance and quality, while leading the development of Tesla’s innovative consumer financing and leasing programs. Committed to moving the industry forward, Ryan serves on the EV Strategic Council working on long-term strategic planning for the transition to clean vehicles. He also serves on the Transportation Committee of the Silicon Valley Leadership Group focusing on policy advisory at the federal, state, and local level to advance clean energy and other transportation technology. He holds a bachelor of business administration degree in finance from the College of William & Mary and received an M.B.A. from Harvard Business School, where he was a Baker Scholar.

Matt Rodriguez is a veteran Democratic strategist with more than 20 years of experience working for candidates and causes across the nation and focuses on designing and leading grassroots and grasstops campaigns for diverse entities ranging from emerging nonprofits to Fortune 500 corporations. Matt’s campaign management experience ranges from local and state legislative races to U.S. presidential campaigns. In addition to his work at Rodriguez Strategies, Matt is a fellow at the University of Southern California’s Jesse Unruh Institute of Politics. Matt is also a frequent political contributor on AirTalk on 89.3 KPCC, Southern California Public Radio.

Deidre Sanders has been a part of PG&E’s Environmental Policy Group since September, 2007. Her primary responsibilities include leading the effort to advance the implementation and institutionalization of PG&E’s Environmental Justice Policy. She is also the lead for the identification and development of company response strategies associated with EJ and new laws and regulations, such as California’s landmark climate change legislation, AB 32, as well as other emerging issues. Additionally, she provides support to business operations that may engage EJ concerns. Prior to PG&E Deidre worked for Southern California Edison for seven years in various business areas including Environmental Affairs, Community Involvement, and Market Research. Previous non-utility positions include that of policy analyst on international issues for the federal government. She earned a PhD in Politics and Policy from Claremont Graduate University in Claremont, California.

Sam Schuchat became Executive Officer of the Coastal Conservancy in July 2001. He is also the Secretary to the California Ocean Protection Council and serves on the boards of the Los Cerritos Wetlands Authority, the Baldwin Hills Conservancy, and the Santa Monica Bay Restoration Commission. He was the Executive Director of the Federation of State Conservation Voter Leagues from 1998 to 2001; the Federation is the trade association of 26 environmental Political Action Committees (PAC) in as many states. From 1992 to 1998 he was the Executive Director of the California League of Conservation Voters, the nation’s largest and oldest state environmental PAC with 25,000 members. He served on the California Fish and Game Commission from 1999 to 2004 including two years as Vice-President. He is currently serving on the Board of Temple Sinai in Oakland. He received his BA in Political Science at Williams College in Williamstown, Massachusetts, and his MA in Public Administration at San Francisco State University.

Nancy Stephens is a staunch environmentalist, an avid Democratic fundraiser at the local and national levels, and an ardent supporter of the arts. Nancy has been a member of the Board of Directors of the Union of Concerned Scientists since 2001. She is one of four non-scientist citizen activists among a host of esteemed scientists and Nobel Laureates. She is a longtime member of the Leadership Forum of the California League of Conservation Voters and the Advisory Board of Liberty Hill. Since 2000, Nancy has also served as the Governor's appointee on the Santa Monica Mountains Conservancy Advisory Board, serving Governors Gray Davis, Arnold Schwarzenegger and now Jerry Brown. Nancy also serves locally on the board of the New Roads School as well as the National arts advocacy organization Americans for the Arts.

Lea-Ann Tratten is the Political Director of Consumer Attorneys of California and is the CAOC liaison for California Alliance, a political action committee with the California League of Conservation Voters. Ms. Tratten is responsible for CAOC’s candidate research, endorsements, and campaigns to identify and elect all CAOC candidates for the state legislature, as well as raising money for those efforts. Ms. Tratten currently serves on the Rules Committee of the California Democratic Party and served on the Finance Committee of the Party for the 2010 elections. As a legislative advocate in Sacramento, she worked on landmark legislation holding HMOs accountable for injuries to patients. Her legislative policy work includes protecting environmental laws including legislation on CEQA, brownfields, clean water, and toxic contamination torts. Ms. Tratten is a graduate of the University of the Pacific’s McGeorge School of Law, and is a former board member of the California League of Conservation Voters.

Daniel Yost is co-chair of the technology transactions and licensing practice and the Emerging Companies Group in Orrick, Herrington & Sutcliffe's Silicon Valley office. Mr. Yost's practice focuses on negotiating complex commercial and technology transactions and intellectual property counseling. Mr. Yost has counseled clients on commercial law, copyright, licensing, marketing, patent, privacy, strategic alliances, trademark and trade secrets matters. Mr. Yost has represented companies in various industries, including biotechnology, consumer electronics, energy, entertainment, hardware, Internet, media, semiconductor, services, software, telecommunications and wireless. His energy clients include clients in the solar, ethanol, biomass, geothermal and water purification sectors.

For more information on the Advisory Board, please contact Mary Creasman, Chief Executive Officer, at [email protected]

Building Democracy. Electing Environmental Champions. Protecting Our Future.

We are California's voice, statewide and nationally, for bold climate action. We elect and cultivate environmental champions, turn election victories into policy wins, hold our lawmakers accountable, and build political power to transform our political system and achieve climate justice.

Learn More about our work