Steven D. Rubin — Executive Vice President of Administration and Director at Opko Health

Mr. Steven D. Rubin, also known as Steve, J.D., Esq. has been Strategic Advisor at usell.com, Inc. since October 18, 2013. Mr. Rubin has been an Executive Vice President of Administration at OPKO Health, Inc. since May 2007. He has been an Advisor of MabVax Therapeutics Holdings, Inc. since April 06, 2015. He served as a Senior Vice President, General Counsel and Secretary of IVAX Corp. (a/k/a IVAX LLC) from August 2001 to September 2006. He has extensive experience as a practicing lawyer, general counsel and board member to multiple public companies. Mr. Rubin served as a Senior Vice President and General Counsel of Telergy, Inc. from January 2000 to August 2001 and its Secretary from April 2000 to August 2001. He served as Secretary of Ideation Acquisition Corp. from June 1, 2007 to October 2009. He was with the Miami law firm of Stearns Weaver Miller Weissler Alhadeff & Sitterson from 1986 to 2000, in the Corporate and Securities Department. He served as the Chairman of VBI Vaccines, Inc. since July 9, 2015. He has been a Director at VBI Vaccines, Inc. (SciVac Therapeutics Inc.) since October 2012. He is also a member of Frost Group, LLC. He has been a Director of Bio-Reference Laboratories Inc. since August 20, 2015. He serves as a Member of Strategic Advisory Board of Drone Aviation Holding Corp. Mr. Rubin has been a Director of Opko Corporation since April 2007 and IDI, Inc. since October 30, 2009. He serves as a Director of Cardo Medical, Inc. and Cocrystal Discovery, Inc. He serves as a Member of the Supervisory Board of IVAX Pharmaceuticals s.r.o. He has been a Member of Supervisory Board at interclick, inc. since July 2009. He serves as an Independent Director of IDI Holdings, LLC. He serves as a Member of Supervisory Board at Teva Czech Industries s.r.o. He has been a Director of ChromaDex Corporation since March 27, 2017. He has been a Director of Cocrystal Pharma, Inc. since January 2, 2014. He has been Director at Castle Brands Inc. since January 2009 and Non-Invasive Monitoring Systems Inc. since October 3, 2008, Kidville, Inc. since November 2007, Neovasc Inc., since July 1, 2008, OPKO Biologics since March 2008, Opko Health, Inc. since February 2007 and Independent Director of Sevion Therapeutics, Inc. (alternate name Senesco Technologies Inc) since May 2014. Mr. Rubin has been a Director of Cogint, Inc. since October 2009. He serves as a Director of BioCardia, Inc. He has been a Board Observer at Arno Therapeutics, Inc. since November 18, 2013. Mr. Rubin served as a Director of Tiger Media, Inc. since October 30, 2009. He served as Director of Tiger X Medical, Inc. (formerly known as CardoMedical, Inc.) since September 2008. He served as a Director of TransEnterix, Inc. (formerly SafeStitch Medical, Inc.) since September 5, 2007. He served as a Director of Longfoot Communications Corp. since November 2007, Ideation Acquisition Corp., from June 1, 2007 to December 2008 and eXegenics Inc. since February 9, 2007. He served as a Director at Medical Ventures Corp. He served as a Member of Supervisory Board of Teva Kutno S.A since February 2005. He served as a Director of Dreams Inc., since November 15, 2006 and PROLOR Biotech, Inc. He served as a Director of Stearns Weaver Miller Weissler Alhadeff & Sitterson, P.A. from 1998 to 2000. He holds a J.D. degree from the University of Florida and obtained the title of Doctor of Laws at the Florida University in 1986. Mr. Rubin holds a B.A. degree in Economics at the Tulane University in 1978.