Antonio Fiol-Silva FAIA, AICP, LEED AP BD+C
Founding Principal

Antonio, a nationally recognized leader in sustainable planning and design, is the founding principal of SITIO.  His work has garnered numerous design awards and recognition, including: a ULI Global Award of Excellence for the SteelStacks Art and Cultural Campus in Bethlehem, PA; an AIA National Urban Design Award for the US House of Representatives Office Buildings & South Capitol Area Plan in Washington, DC; a Cover Feature in GreenSource - the U.S. Green Building Council’s magazine - for the Downtown Transit and Visitor Center in Charlottesville, VA; and a USGBC Project of the Year Award for Paseo Verde, the nation’s first LEED ND Platinum certified project.  Antonio is the current District Council Chair of the Urban Land Institute of Philadelphia, and was President of both AIA Philadelphia and the Center for Architecture + Design.  Antonio serves on the boards of the Central Philadelphia Development Corporation and the Center for Architecture + Design, and he is a Commissioner of the Delaware River Port Authority, of the Philadelphia Historical Commission, and of the Governor’s Advisory Commission on Latino Affairs.  He is a Faculty and National Advisory Board member of the joint ULI/NLC Rose Center for Public Leadership, and lectures widely on urban development.  
Antonio has a Bachelor of Architecture from Cornell University, a Master of Architecture in Urban Design from Harvard University and was a Fulbright Fellow in Barcelona, Spain.

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Karen Blanchard  AIA, LEED AP BD+C

Karen is a Principal at SITIO architecture + urbanism where she is focused on delivering design excellence to multifaceted projects. Her vast experience ranges in scale and typology – she is fully engrossed as an architect and urban designer on civic and cultural, residential, educational and mixed-use projects. Karen’s commitment to design and the profession has resulted in numerous project design awards as well as being presented the AIA Philadelphia Young Architect award. Karen is the 2017 President-Elect of AIA Philadelphia, Co-Chair of the AIA Philadelphia Women In Architecture Committee, and currently sits on the AIA Philadelphia Board of Directors and their Executive Committee. In addition, she serves her community on the Board of Directors with the Fairmount Community Development Corporation. As a graduate from Philadelphia University, Karen has stayed connected with the University as an adjunct faculty member and now sits on the College of Architecture and the Built Environment Advancement Council as well as their Lab for Urban and Social Innovation Board.

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