Skip to content June E. Gilson


Three Logan Square
1717 Arch Street
Suite 610
Philadelphia, PA 19103


J.D. Delaware Law School of Widener University

B.A. Political Science, University of Delaware


Martindale-Hubbell, AV Preeminent Rating


June E. Gilson is Senior Counsel in the Insurance practice group of GRSM. She has practiced in state and federal courts in Pennsylvania and in various jurisdictions nationwide.

June brings a highly diverse litigation background to GRSM, with practice area expertise handling complex environmental, toxic tort, professional liability, E&O, construction defect and jewelers block coverage, insurance defense, bad faith and commercial litigation matters. Before joining GRSM, she worked as in house counsel for an insurance group to provide advice and innovative solutions and strategy to resolve coverage and bad faith matters.

June also has significant major law firm experience representing insurance company clients reach favorable resolutions of high exposure complex claims in first party property, commercial general liability, auto and professional liability, environmental, insurance defense and bad faith areas of the law. She also served as national coordinating counsel for an insurance company providing recommendations as to strategy and claim resolution for bad faith claims.


  • Pennsylvania
  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. Court of Appeals, Third Circuit
  • U.S. Supreme Court 
  • U.S. District Court, District of Columbia
  • U.S. Court of Appeals, District of Columbia Circuit