On March 16, 2019, the Board of Directors of Inrad Optics, Inc. announced that it appointed Theresa Balog as the Company’s Chief Financial Officer, effective March 16, 2019. Ms. Balog previously served as Chief Financial Officer at MakerBot Industries, a subsidiary of Stratasys Inc. from August 2013 to May 2015, Director of Finance at IKO Industries from August 2016 to September 2017, and Chief Financial Officer at Clear Align, LLC from February 2018 to May 2019. Ms. Balog succeeds Elias Kabous who served as the Company’s Interim Chief Financial Officer since October 2018.