On August 15, 2019, the board of directors of CollPlant Biotechnologies Ltd. appointed Joseph Zarzewsky as a member of the board of directors, effective immediately. Joseph Zarzewsky has served as the Vice President of Business Development at the Mitrelli Group since June 2010. Mr. Zarzewsky has served as the Chairman of 'SMAD', a joint venture between Mitrelli and the Harbin Government, China, since June 2011. Mr. Zarzewsky has also served as the Chairman of the Investment Committee of the Harbin Israel Fund since 2012, and as a member of the board of directors of Wize Pharma Inc. since November 2017.