Ken Levenson, Executive Director
Raised in Vermont, Ken practiced architecture for 20 years in New York City. Starting in 2010, focused on the climate emergency, Ken became a founding board member of New York Passive House, the National Passive House Alliance, and the North American Passive House Network. In 2011 Ken co-founded 475 High Performance Building Supply, with a mission to transform the North American construction industry. Ken has served on advisory panels for Urban Green’s 90 by 50 advanced policy report and the Framework Guidelines for Energy Efficiency Standards in Buildings of the United Nations Economic Commission for Europe. In 2019 Ken stepped down from the board of NAPHN and the management of 475 and volunteered for Extinction Rebellion. In August 2020 Ken became the first Executive Director of NAPHN. When not thinking about Passive House or hanging out with his wife and daughters, Ken can often be found walking their Newfoundland dog in Prospect Park. Ken has a Bachelor of Architecture degree from Pratt Institute.
Sharon Gaber, Managing Director
Sharon has been committed to energy efficiency and green building protocols for over 15 years. Starting out in the art & design industry she recognized early on the need to reduce building waste and create more energy efficient systems. As a LEED AP and BPI certified, she has helped many clients in the museum and design world create more efficient and healthier spaces. She currently serves as the Development Chair for the Environmental Climate Network at the American Alliance of Museums and volunteers her time educating those in the museum/art world. Sharon holds a Bachelor of Arts in Art History from Syracuse University and an Master of Arts in Museum Studies Decorative Art from the FIT.
Madeline Warriner, Administrative & Development Manager
Madeline Warriner is a dancer, educator, organizer, and creative thinker. She brings to NAPHN a commitment to high-quality and efficiency that any Passive House practitioner will appreciate.
Madeline has orchestrated mindfulness and movement trainings for administrators and educators in Vermont, New Hampshire, New York, New Jersey, and Washington DC. She has managed non-profits, created websites, produced performances, and organized workshops.
Madeline’s dedication to clear communication, creative problem solving, and rigor will be utilized in support of all of NAPHN’s growing ambitions – from expanding educational offerings, and special events, to increased member benefit support, and much, much more. Madeline holds a Bachelor of Fine Arts in Dance Performance and a Masters in Dance Education from Rutgers University.
Gael Oriol, Community & Communications Associate
Gael Oriol is an architectural designer and has been a parkour practitioner for over 10 years. He has studied building science for over 5 years and has a passion for education and sustainability. He has coached competitive gymnastics and parkour, leading parkour workshops and developing programs for intermediate and advanced gymnastics – involved in successful non-profits organizations in New York City. Gael is a graduate student at the City College of New York and received his Bachelor of Architecture degree from the New York City College of Technology.
Sara Hill, Education Associate
Sara Hill is a learning systems designer, permaculturist, and DEI advocate. She brings over 6
years in the learning and talent development field with an interest in systems thinking and the
neuroscience of learning. She has a life-long interest in sustainability and environmental
stewardship. Sara volunteers with DESIGNxHUMANITY, a non-profit design collective
collaborating on real-world projects advocating for Black, Indigenous, and People of Color
(BIPOC). Sara received her Permaculture Design Certificate from the Urban Permaculture
Institute of San Francisco, and a Bachelor of Landscape Architecture from the SUNY College of Environmental Science and Forestry.