William (Bill) J. Lenihan, AIA, NCARB, is a principal and partner of Tevebaugh Architecture, a planning and design services firm based in Philadelphia and Wilmington, Delaware. His extensive experience in architecture, planning, and historic preservation includes work on prominent institutional, cultural, and public-sector projects, including the Ammi B. Young-designed 1855 historic Custom House in Wilmington; the Schwartz Center for the Arts in Dover; the University of Delaware College of Health Sciences in Newark; the State of Delaware Family Courthouses and Family Justice Centers; the Brandywine Conservancy Museum of Art in Chadds Ford, Pennsylvania; the First Troop Philadelphia City Cavalry Armory; and several regional transit centers on the Northeast Corridor.
Lenihan holds Bachelor of Architecture and Master of Architecture degrees from Norwich University, and holds professional architect registrations in more than ten states. He is a member of several Wilmington non-profit organizations, including the Friends of Furness Railroad District, the Washington Memorial Bridge Partnership, and the Rodney Square Conservancy, of which he is a founding member. He has served previously as a board member and sustainability chair of the Delaware chapter of the American Institute of Architects and the Del-Mar-Va Council of Boy Scouts of America.