President-Elect
Steven E. Lefton, ASLA, AICP is a Principal with Kimley-Horn and Associates, Inc., where he has worked since 1997 in both Virginia and Florida. While in Florida, Steve’s practice was focused on the redevelopment of Miami and Miami Beach, and also included projects throughout Florida, Raleigh, Bridgeport, Las Vegas and Honduras. In 2007 Steve relocated to the Washington DC area to lead a region of Kimley-Horn that includes 10 offices in 6 states. Today his practice includes parks and recreation projects, transit oriented development and private sector planning.
Steve received his undergraduate degree in landscape architecture and city and regional planning from Cornell University and his MBA from the University of Miami. He is a member of the American Society of Landscape Architects and American Institute of Certified Planners. While in Florida Steve was an active member of the Florida Chapter of ASLA. He received both a Chapter Service award and Award of Recognition for his work with the Florida Chapter. Steve has been a guest lecturer for ASLA, APA, AIA, ULI and IDA. His work has been recognized by numerous design awards.
Secretary
Sarah is a landscape architect with Lardner/Klein Landscape Architects, P.C. in Alexandria, VA. Sarah joined the firm as an intern while pursuing her degree in landscape architecture and accepted a full-time position upon graduating. Since joining the firm, she has worked on several projects throughout the Mid-Atlantic region, among them two natural resources management plans for Fairfax County; multiple scenic byway corridor management plans, including the award-winning Journey Through Hallowed Ground; park master plans; and numerous GIS mapping projects. This work has enabled Sarah to pursue her interest in context sensitive design, watershed management and planning. She is a graduate of Wellesley College and has a MLA from Virginia Tech's Washington Alexandria Architecture Center.
Treasurer
Mr. Mastalerz, Managing Principal of Rhodeside & Harwell, a 25-person landscape architecture and planning firm in Alexandria, also serves as the Technical Director for the firm and is its LEED coordinator. He is a registered landscape architect in Virginia and Maryland and has over 30 years experience on both private and public sector projects including small-scale residential gardens, multi-million dollar commercial developments, institutional and governmental facilities, highway and transportation projects, and public park and recreational areas. He has worked with numerous architects, engineers, developers, owner project managers, and government agencies throughout the metropolitan Washington-Baltimore area and the Mid-Atlantic region. He has a BSLA from Penn State and has been a member of ASLA and the Potomac Chapter since 1982. He is also a member of the Construction Specifications Institute, the US Green Building Council and served on both the Arlington County Neighborhood Conservation Advisory Commission and the City of Alexandria Beautification Commission. He is currently serving on the Potomac Chapter Executive Committee as Treasurer (2008-2009).
Members at Large
Adele Ashkar
Paul Kelsch
Jeanette Ankoma-Sey