Acterra Staff

Adam Stern — Executive Director  Adam has more than 25 years of experience in the environmental and climate fields. He has served in senior management roles in nonprofits, government, and the private sector. From 2011 to 2013, he was climate program manager for the San Francisco Department of the Environment. He has also worked as vice president for policy and strategy at TerraPass, an industry-leading carbon offset firm, deputy director at the Environmental Defense Fund, vice president for business development at, and special assistant for international affairs at the U.S. Environmental Protection Agency. Adam has a MBA from Stanford and a BA from Yale.

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Nicole Angiel — Business Partnerships for Sustainability Director  Nicole brings a 360-degree view to the Business Environmental Awards program with experience working in the public, private and nonprofit sectors. She was a consultant with Booz Allen Hamilton for several years, overseeing environmental regulatory and sustainability projects for USEPA and other federal and state agency clients. Earlier in her career, she managed local government solid and hazardous waste reduction programs in West Contra Costa County. There she worked directly with local businesses to guide them in reducing their environmental impact. She also developed innovative public outreach campaigns, including a school recycling awards program and the first regional Earth Day festival. Prior to joining Acterra in 2015, Nicole was the Development Director of a Bay Area nonprofit. Nicole has a B.A. in Biology from Columbia University and a M.S. in Aquatic & Fishery Sciences from the University of Washington.


Amy Conaboy – Development Coordinator  Amy comes to Acterra after nearly 3 years as a Development Associate with Big Brothers Big Sisters of the Bay Area. New to the west coast, Amy previously served as the Marketing Manager for Big Brothers Big Sisters in her home town of New York. Passionate about non-profit work, she has also chaired committees for New York Women in Communications and worked as a graduate intern for the NYC Department of Parks and Recreation. She earned her BFA from Parsons School of Design and her MBA from CUNY Baruch - Zicklin School of Business.

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Judi Eichler — Creative Director  Judi is a graphic designer, jewelry and textile artist based in the San Francisco Bay Area. For over 25 years, she has designed for some of the leaders in high tech such as Hewlett-Packard Company and Intuit; as well as several non profits such as the San Jose Museum of Quilts & Textiles, Los Altos History Museum, and Acterra. Her hand crafted jewelry and textiles are sold in several stores and galleries throughout California.

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Ariane Erickson — Special Projects Consultant  Ariane joined Acterra in the Fall of 2006. As Program Director of the Business Environmental Awards, she oversaw all aspects of the Awards program, including identifying and recruiting applicants, securing sponsors, facilitating the judging process, planning the Awards Reception, and promoting the best practices of each year's winning programs. Ariane is now responsible for planning such important Acterra events as the Public Lecture Series and Party for the Planet. Prior to joining Acterra, Ariane worked in the field of alumni relations at the UCLA Alumni Association in Los Angeles. As Project Manager, she coordinated a multitude of programs for alumni and students, including reunions, lectures, fundraising events, networking nights, volunteer orientations and recognition ceremonies.

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Debbie Mytels — Energy and Climate Program Director  Debbie is responsible for program development and grant-writing to promote energy efficiency, electric vehicle use and Acterra’s partnerships that help low-income families reduce their carbon emissions. Previously, Debbie spent ten years as Acterra’s Associate Director where she initiated the Green@Home program, a residential energy program serving 3,500+ Silicon Valley residents and training 550 volunteers. Debbie also founded Acterra's "Be the Change" environmental leadership training program for 150 emerging leaders who today fill positions of responsibility in local government, business and community organizations. In a 30-year career with environmental groups, Debbie has filled leadership roles with various organizations, including six years as Executive Director of the Peninsula Conservation Center, one of the precursors of today’s Acterra.  During that time, she initiated the Downtown (Palo Alto) Environmental Action program, the region’s first local commercial district recycling program, and started Acterra's Business Environmental Awards program, now in its 27th year. Debbie earned a B.A. in Social Psychology at UC Berkeley and studied journalism at Stanford.

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Megan O'Mahony — Development Director  Megan joined Acterra in 2015. She brings with her sixteen years of nonprofit fundraising experience. Previously, Megan served as the Director for Institutional Advancement at Palo Alto University, raising funds for education anchored in psychology, and promoting the award-winning programs of the university. Prior to that, she worked as a Grants Associate at Silicon Valley Community Foundation. Megan has worked with two environmental science organizations, the Marine Science Institute in Redwood City and the Youth Science Institute in Los Gatos. Megan has a passion for getting kids out in nature and fostering a love of outdoor learning. She earned her bachelor's degree in English from UC Davis, and an MBA from Saint Mary's College of California.  

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Vida Rohani — Business Manager  Vida joined Acterra as Business Manager in November 2010. Prior to joining the Acterra team, she was the Finance and Administrative Officer of the Volunteer Center of Silicon Valley. While she now focuses her work in the nonprofit sector, Vida, with a B.S. degree in Economics, has over a decade's worth of experience in the public sector managing corporate accounts. The transnational roots her career gained as she worked in Iran, France and the United States emphasize the depth of her experience. Here at Acterra she has found the organization and its mission to be the perfect setting to utilize her financial skill set and her passion for public service. Vida is a long time resident of San Jose, CA.

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Violet Saena — Green@Home to Grid Ready Project Manager  Violet has served as an international climate change expert for over 10 years, being sought after to work with various groups in a wide range of Less Developed Countries (LDCs) to protect their communities from the impacts of climate change. For four years she worked as the Principal Climate Change Officer for the government of Samoa, supporting climate change policy improvements in her home country, and she has served as the liaison between Pacific islands and Caribbean nations to ensure regional coordination and support for small island states in international climate policies. Before joining Acterra, Violet served for several years with Sustainable Silicon Valley, leading research on sustainability issues and serving as the Project Manager for the East Palo Alto Net Positive Project, for which she wrote grants, project proposals and coordinated community outreach.   


Patti Sexton — Home Energy Advisor  Patti is Acterra’s residential energy efficiency expert. She provides support to participants in Acterra’s energy-saving programs, engages with local residents at community outreach events, makes presentations at workplaces, and trains volunteers about energy efficiency. Prior to joining Acterra in 2013, Patti worked at Ecology Action of Santa Cruz and the County of San Mateo. She also spent 15 years in computer and tablet technology product development. Patti is a BPI-trained Building Analyst (U.S. Building Performance Institute) and has a B.S. in Industrial Engineering from the University of Florida. When not working on GHG reduction and energy efficiency projects, Patti is a Master Composter teaching backyard composting and vermicomposting at schools and community centers.