Staff may be contacted through HSP's main telephone line: 215-732-6200. Individual extensions are listed below. For archival donations, please use extension 301. For press and filming inquiries, please contact

We look forward to hearing from you!


David R. Brigham, President & CEO (213)



Jon-Chris Hatalski, Chief Development Officer (220)

Christopher Damiani, Communications Manager (233)

Sarah Ruesch, Development and Events Associate (243)



Dennis E. Williams, Chief Financial Officer (254)

Regina Lloyd, Bookkeeper (256)

Information Technology

Dennis E. Williams, Chief Financial Officer (254)

Library and Collections

Lee Arnold, Senior Director of the Library & Collections and Chief Operating Officer (237)

Taylor Berkoski, Access Services Librarian (260)

Anthony DiGiovanni, Director of Cataloguing and Reference Services (265)

David Haugaard, Genealogical Database Editor (238)

Sarah Heim, Director of Research Services (261)

Cary Hutto, Director of Archives (307)

Justine Kessler, R&R Contractor (201)

Ronald Medford, Senior Research Services Associate (216)

Sara Nash, Project Archival Processor (234)

Tara O'Brien, Director of Preservation and Conservation Services (245)

Mary Offenback, Researcher (256)

Erin Paulson, Project Conservation Technician (245)

Steve Smith, Associate Director of Research Services (238)

Nova Sturchio, Project Conservation Technician (245)

Stephanie Westerland, Project Conservation Technician (245)

Lindsay Van Tine, Project Manager (201)

Andrew Williams, Digital Services Archivist and Research Services Librarian (201)



Lee Arnold, Senior Director of the Library & Collections and Chief Operating Officer (237)

Marc Glassman, Facilities Director (223)

Jeremy Quiles, Maintenance Technician (242)


Programs & Services

Jon-Chris Hatalski, Interim Coordinator of Programs and Services (220)

Katie Clark, Programs Coordinator (265)

Christopher Damiani, Programs Manager (233)

Christina Larocco, Editor of PMHB and Scholarly Programs Manager (208)

Margaret Maxey, Visitor Services Coordinator (221)


Kate Tyler-WallJournal of the Early Republic, Managing Editor (257)