Until December 31, 2015, Dr. Dumanis acted as the CEO of the subsidiaries of the Van-Leer Group Foundation, and is currently a member of the management teams of the foregoing companies. Dr. Dumanis is the chairman of Aposense Ltd. (TASE: APOS) and a director of Nova Ltd. (NASDAQ and TASE: NVMI). Dr. Dumanis is Chairman of Dumanis Investments, Dumanis Holdings and Dumanis Ventures, and CEO of ACS Air Cyber Solutions Ltd. and a managing partner of Augmentum Ltd. He was a director of Tadiran, (TASE:TDRN), El Al  (TASE:ELAL), Protalix Biotherapeutics (NYSE:PLX), and other companies. Dr. Dumanis was the Head of the Material Command of the Israeli Air Force and a retired Brigadier General. Dr. Dumanis holds a Ph.D. in Aerospace Engineering from Purdue University, West Lafayette, Indiana.