Brian Markison Chairman of the Board and Chief Executive Officer
Tina deVries, Ph.D. EVP, Research and Development
Andrew Einhorn Chief Financial Officer
Christopher Klein General Counsel and Secretary
Jarret Miller EVP, Human Resources
James Schaub EVP & Chief Operating Officer
William Buecheler VP & Plant Manager
Brian Markison has served as Chairman of the Board and Chief Executive Officer of Osmotica since 2016. Mr. Markison is a healthcare industry veteran, with more than 30 years of operational, marketing, commercial development and sales experience with international pharmaceutical companies. He has served as an industry executive to Avista Capital Partners since September 2012. He previously served as the President, Chief Executive Officer and board member of Fougera Pharmaceuticals, Inc., a dermatology-focused specialty pharmaceutical company sold to Sandoz Ltd., the generics division of Novartis AG. Before leading Fougera, Mr. Markison was Chairman and Chief Executive Officer of King Pharmaceuticals, Inc., which he joined as Chief Operating Officer in March 2004. He was promoted to President and Chief Executive Officer later that year and elected Chairman in 2007. Prior to joining King Pharmaceuticals, Inc., Mr. Markison held various senior leadership positions at Bristol-Myers Squibb. He serves as Chairman of the Board of Lantheus Holdings, Inc. and is on the board of directors of Cosette Pharmaceuticals, National Spine and Pain Centers, LLC and Braeburn Pharmaceuticals, Inc. He is also a Director of the College of New Jersey. Mr. Markison holds a Bachelor of Science degree from Iona College.
James Schaub has served as our Executive Vice President and Chief Operating Officer since 2016. Mr. Schaub previously served as Chief Operating Officer of Trigen Laboratories and as Vice President of M&A at Fougera Pharmaceuticals, Inc. He also held several commercial roles of increasing responsibility at King Pharmaceuticals, Inc. Mr. Schaub is a graduate of Middlebury College and holds an M.B.A. from Rutgers Business School.
Andrew Einhorn joined as Chief Financial Officer in September 2017. Mr. Einhorn has more than 15 years of experience in the pharmaceutical industry. Mr. Einhorn previously served as the Chief Financial Officer of Edge Therapeutics, Inc., a clinical-stage biotechnology company that he joined as Executive Vice President of Corporate Development in 2013. Prior to that, he was a co-founder, Executive Vice President and Chief Financial Officer at Oceana Therapeutics, Inc. Previously, Mr. Einhorn was a co-founder and Chief Financial Officer of both Esprit Pharma, Inc. and ESP Pharma, Inc. Mr. Einhorn is licensed as a Certified Public Accountant in the State of New Jersey and holds a B.S. in Finance and Accounting from American University.
Christopher Klein has served as our General Counsel and Secretary since December 2013. Mr. Klein previously served as the General Counsel of Fougera Pharmaceuticals, Inc. and as Deputy General Counsel at King Pharmaceuticals, Inc. Mr. Klein spent six years in senior legal roles with Bristol-Myers Squibb Company. Mr. Klein holds a B.A. in Biology from Adelphi University, an M.A. in Education from Columbia University and a J.D. from Fordham University.
Tina deVries, Ph.D. became our Executive Vice President, Research & Development in May 2016. Dr. deVries most recently served as the Principal of TM deVries Consulting, LLC. She was previously Vice President of Nonclinical and Clinical Pharmacology at Actavis plc following its 2013 acquisition of Warner Chilcott plc where she served as the Vice President of Clinical Pharmacology. Dr. deVries holds a B.S. in Pharmacy and a Ph.D. in Pharmaceutics and Pharmaceutical Chemistry from The Ohio State University.
William Buecheler joined us as Vice President and Plant Manager in January of 2019. Before Osmotica, Mr. Buecheler worked in pharmaceutical manufacturing and medical device manufacturing for several organizations including more than 20 years at Hanford Pharmaceuticals focusing on aseptic processing of antibiotics and 4 years at Haemonetics Corporation on plasma apheresis equipment and disposables. More recently, Mr. Buecheler has been a senior leadership team member in cell and gene therapy start-up companies, including Dendreon, Novartis and Adaptimmune. In these roles he supported the launch of production lines, new facilities and new products for oncological cell and gene immunotherapy products. Mr. Buecheler holds a B.A. in Business from Michigan State University and an M.B.A. from Syracuse University.
Jarret Miller has served as our Executive Vice President, Human Resources since January 2016. Mr. Miller has more than 20 years of Human Resources experience in various roles of increasing responsibility. He previously served as the Head of Human Resources Operations and Services for the Americas at Teva Pharmaceuticals, Inc. Prior to that, he held the positions of Vice President, Human Resources at ConvaTec, Inc. and Senior Vice President, Human Resources at King Pharmaceuticals, Inc. Mr. Miller holds a B.S. in Statistics and Biometry from Cornell University.
David Burgstahler has been a director since 2016. Mr. Burgstahler is the President and Co-Managing Partner of Avista Capital Partners and is the Chief Executive Officer of Avista Healthcare Public Acquisition Corp. Mr. Burgstahler was a founding partner of Avista Capital Partners in 2005 and since 2009, has been President of Avista Capital Partners. Prior to forming Avista Capital Partners, Mr. Burgstahler was a partner of DLJ Merchant Banking Partners. Previously, Mr. Burgstahler worked at Andersen Consulting (now known as Accenture plc) and McDonnell Douglas (now known as The Boeing Company). Mr. Burgstahler currently serves as a director of Avista Healthcare Public Acquisition Corp., Inform Diagnostics, Inc., Kramer Laboratories, Inc., United BioSource Corporation and WideOpenWest, Inc. He is also a Trustee of the Trinity School in New York City. Mr. Burgstahler holds a B.S. in Aerospace Engineering from the University of Kansas and an M.B.A. from Harvard Business School.
Sriram Venkataraman has been a director since 2016. He is a Partner of Avista Capital Partners, having joined in 2007. Prior to joining Avista Capital Partners, Mr. Venkataraman was a Vice President in the Healthcare Investment Banking group at Credit Suisse Group AG. Previously, he worked at GE Healthcare (formerly known as GE Medical Systems). He currently serves as a director of OptiNose, Inc., Inform Diagnostics, Inc. and National Spine & Pain Centers Holdings, LLC and previously served as a director of AngioDynamics, Inc., Lantheus Holdings, Inc. and Zest Anchors, Inc. Mr. Venkataraman holds an M.S. in Electrical Engineering from the University of Illinois, Urbana-Champaign and an M.B.A. from The Wharton School at the University of Pennsylvania.
Daniel Sielecki became a director of Osmotica Holdings Corp Ltd. in 2007 and joined the board of directors in 2016 in connection with the combination of Osmotica Holdings Corp Ltd. and Vertical/Trigen. Mr. Sielecki has worked at Laboratorios Phoenix S.A since 1975 and currently serves as a director of Simali S.A., PetroquÄħmica Cuyo S.A and PEPCA S.A. He previously served as a director of Disprofarma S.A.
Carlos Sielecki became a director of Osmotica Holdings Corp Ltd. in 2007 and joined the board of directors in 2016 in connection with the combination of Osmotica Holdings Corp Ltd. and Vertical/Trigen. Mr. Sielecki currently serves as a director of Simali S.A. and holds a degree in architecture from the University of Buenos Aires.
Juan Vergez became a director in 2016. Mr. Vergez served as the President of Osmotica Argentina from November 2010 to May 2016, and as the New Business Director of Osmotica Argentina from May 2016 to December 2017. Mr. Vergez previously served as a director of Nutrifoods, S.A. and has more than 40 years of experience in the pharmaceutical industry.