Our team

Mark Dederer Sarah Lyding Lene Copeland Roxanne Alvarez

Mark Dederer

Mark Dederer joined the Biller Family Foundation as Executive Director in 2016. Previously, he served as Senior Vice President and Community Affairs Manager for the Wells Fargo Foundation, overseeing the charitable giving program and team member involvement throughout the Washington Region. He also managed Community Affairs in Oregon and Alaska. Before rejoining Wells Fargo in 2010, he was Vice President & Director of the Safeco Insurance Foundation and developed its national contributions program.

A Seattle native, Mr. Dederer continues a family legacy of civic duty established by his grandfather, an early Seattle business leader and passionate community advocate who was one of the chairmen on the committee that brought the 1962 World’s Fair to the city.

Mr. Dederer serves on the board of Philanthropy Northwest, Virginia Mason Hospital board of governors, is a commissioner for the Seattle Center, a member of the Central Washington University Business School advisory board, and is Past Board Chair of Seafair, Seattle’s premier summer festival. 

Rebecca Morton

Rebecca Morton joined the Biller Family Foundation in 2017 as Foundation Coordinator.  Previously, she worked for Artspace Projects, a national leader in developing affordable spaces for artists. During her time there, she managed Artspace’s West Coast portfolio and developed Artspace Mt. Baker Lofts, a mixed-use, community-focused arts facility at the Mt. Baker Light Rail Station. Ms. Morton received her BA from San Francisco State University and her MFA in poetry from Eastern Washington University. 

Lené Copeland

Lené Copeland joined the Biller Family Foundation in 2013 and supports all aspects of the Foundation’s grantmaking. Ms. Copeland brings a rich, diverse background to her program administration position. With formal education in architecture, much of her career has involved teaching including a 20-year role bringing architecture to K-12 school students through the built environment education program called, “Architecture in Education.” Ms. Copeland formerly taught and helped develop curriculum in environmental technology for the Fairmount Water Works Interpretive Center in Philadelphia. This program focused on varied groups of inner-city schools, and engaged them daily in an interactive, hands-on teaching environment. Ms. Copeland has worked in architectural practices in Seattle and Philadelphia designing residential homes and educational facilities. She received her Master’s Degree in Architecture from the University of Pennsylvania, and studied in Rome, Italy and Tokyo, Japan.

Roxanne Alvarez

Roxanne Alvarez joined the Biller Family Foundation in June 2017 as a Senior Program Officer based in Seattle. Ms. Alvarez brings close to twenty years of diverse experience in the nonprofit sector. Her career background includes direct social service provision, grant making and fiscal management, program development, social research, and teaching and training in different settings such as community grassroots organizations, charitable foundations, and universities. 

Prior to arriving in Seattle from Washington, D.C., Ms. Alvarez worked at Accion International, a global nonprofit focused on microfinance and impact investing and at the United Nations Foundation, where she managed grant making, contracting, and operational budgets for programs specializing in gender empowerment. Ms. Alvarez holds an M.A. in economics from George Mason University, an M.S.W. from the University of Chicago, and a B.A. in psychology from American University.