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Sean Garrigan

Sean is an InfraSGA founder and a professional land use planner and landscape architect with over 25 years experience bringing transformative projects to life. In addition to InfraSGA, Sean is principal-in-charge of Landmarks SGA design studio with expertise in historic preservation, planning, design, and construction of development and infrastructure projects.

Sean holds a Master of Landscape Architecture with a Certificate in Historic Preservation from the University of Pennsylvania; a Certificate in Urban Material Conservation Planning from the International Center for the Conservation of Cultural Property-ICCROM (Rome), an Educational Affiliate of the United Nations Educational Scientific and Cultural Organization (UNESCO); and a Bachelor of Science in Ornamental Horticulture and Environmental Design from Delaware Valley College. He is a member of the American Planning Association.

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