Environmental Tectonics Corporation announced that H.F. Gerry Lenfest passed away on August 5, 2018. On October 26, 2018, the company announced that Ms. Joy Tartar has been appointed to the ETC Board of Directors.  Ms. Tartar has been the Chief Financial Officer for the Lenfest Group, LLC, since January 2000 responsible for the oversight of a diverse portfolio of companies.  Prior to that, she held financial positions in private industry and public accounting.