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Ron Bentsur - Chief Executive Officer and Board Member

Ron Bentsur has served as our Chief Executive Officer as of August 2015 and as a director as of October 2015. Ron Bentsur has more than 15 years of experience in the biotech industry. Until 2015 Mr. Bentsur served for more than five years as the Chief Executive Officer Keryx Biopharmaceuticals, Inc. (NASDAQ: KERX), culminating in U.S. Food and Drug Administration approval and year-end 2014 launch of Auryxia™ (ferric citrate). Prior to that Mr. Bentsur served as CEO of XTL Biopharmaceuticals Ltd. (NASDAQ: XTLB) (TASE: XTLB), a position he held from January 2006 until April 2009. Prior to his tenure at XTL, Mr. Bentsur was with Keryx from 2000-2006, serving as the Keryx’s Chief Financial Officer from June 2003 until his departure in January 2006. From July 1998 to October 2000, Mr. Bentsur served as Director of Technology Investment Banking at Leumi Underwriters, where he was responsible for all technology/biotechnology private placement and advisory transactions. From June 1994 to July 1998, Mr. Bentsur worked as an investment banker in NYC, most of this period at ING Barings Furman Selz. Mr. Bentsur holds a BA in Economics and Business Administration with distinction from the Hebrew University of Jerusalem, Israel and an MBA (Magna Cum Laude), from New York University’s Stern Graduate School of Business.

Peter P. Pfreundschuh - Chief Financial Officer

Mr. Pfreundschuh is a seasoned Executive with extensive industry experience. He previously served as the CFO of Sucampo Pharmaceuticals, Inc. where he played a critical role in its recent acquisition by Mallinckrodt for $1.2 Billion in February 2018. Prior to joining Sucampo, Mr. Pfreundschuh was Executive Vice President of Finance and CFO of Immunomedics Inc., a late-stage biopharmaceutical company focused on development of therapeutic agents in areas of oncology and immunology. Before this, he was CFO for CircuLite, Inc., a global medical device company that was sold in 2013. Mr. Pfreundschuh’s previous roles include leadership positions in finance, commercial operations and business development within the pharmaceutical industry at AstraZeneca Pharmaceuticals LP, and Johnson & Johnson. He is currently a board member of Speratus Therapeutics, Inc., and GitBasic LLC. Mr. Pfreundschuh has also previously served as an advisor or board member to Immunomedics Inc., CircuLite Inc., and Reproductive Medical Associates of New Jersey, in addition to other companies and private organizations. He holds a B.S. degree in accounting from Rutgers University School of Business, an M.B.A in Finance from Rider University Graduate School of Business, and completed Masters coursework in Strategic Marketing for the Healthcare Industry at Northwestern University’s Kellogg School of Management. Mr. Pfreundschuh is a Certified Public Accountant (CPA) licensed in the State of New Jersey, and started his career with Ernst & Young LLP.

Stephen Mullennix - Chief Operating Officer

Mr. Mullennix is a seasoned executive with deep experience in growth enterprises’ operations and finance, private equity and corporate finance, and the deployment of breakthrough technologies in highly regulated industries. Mr. Mullennix previously served as Chief Financial Officer and Senior Vice President of Operations for SolarReserve, LLC, a global power company that commercialized a breakthrough technology allowing for utility-scale generation and storage of solar power. Prior to SolarReserve, Mr. Mullennix served as a Managing Director at US Renewables Group, a private equity investment fund with more than $750 million of assets under management, Associate Vice President at AECOM Technology Company, and a Co-Founder of Ennix Incorporated, a family wastewater business which serves small municipalities. Mr. Mullennix has been a leader of teams that have won significant awards, including Commercial Application of the Year from Platts Global Energy Awards 2016, Rising Star Company from Platts Global Energy Awards 2015, Acquisition International Business Excellence 2015 Award, and Deloitte Technology Fast 500 2014 #1 Fastest Growing Cleantech Company.

Mark P. Schoenberg, MD - Chief Medical Officer

Mark Schoenberg, MD is an internationally recognized expert in the treatment of urothelial cancer. He received his undergraduate degree from Yale University, his MD from The University of Texas (Houston) and served as a resident in surgery and urology at The Hospital of The University of Pennsylvania. Under the auspices of The American Cancer Society, Dr. Schoenberg completed his fellowship in Urologic Oncology in The James Buchanan Brady Urological Institute of The Johns Hopkins University. Dr. Schoenberg is an active investigator and contributor to the peer-reviewed literature on urologic oncology. He has held prominent roles at several major US universities and served as the Bernard Schwartz Distinguished Professor of Urologic Oncology at Johns Hopkins University from 2005-2014. Dr. Schoenberg is a founding member of the scientific advisory board of The Bladder Cancer Advocacy Network.