Board of Directors

Walter Witoshkin
Chairman of the Board (interim)

Walter Witoshkin, is an accomplished executive with 40-years experience in the pharmaceutical, healthcare and biomedical industries. Mr. Witoshkin specialized in alternative sourcing for manufacturing and the acquisition of technologies and products. Mr. Witoshkin previously held executive positions with QuantRx Biomedical Corporation, a medical technology company with leading edge diagnostic and therapeutic technologies. Mr. Witoshkin has previously held executive positions in the healthcare and pharmaceutical industries including senior financial positions at Wyeth Labs (American Cyanimade), VP Business Development and CFO positions at SmithKline Beecham (now Glaxo SmithKline) and Menley & James Laboratories, Inc. He is a founding partner of the Trident Group, a global consultancy to the pharmaceutical industry. He is Chairman of the Board at QuiqMeds Inc.

Dr. Thomas H. Tulip
President & Chief Executive Officer

Dr. Tulip has spent more than 25 years in the development and commercialization of radiopharmaceuticals and imaging agents, with a track record of success in R&D, business development, brand and alliance management, and international business. From 2011-2015, he served in senior leadership roles at Navidea BioPharmaceuticals, Inc., where he led one of the few successful recent launches of an innovative radiopharmaceutical; established a number of global partnerships; and, in-licensed a pair of best-in-class neuroimaging assets. Previously, Dr. Tulip held senior leadership positions at Alseres Pharmaceuticals, Lantheus Medical Imaging (LMI), Bristol Myers Squibb (BMS), and DuPont, where his roles spanned product discovery and development, business and technology planning, brand and alliance management and international business management. While at BMS and DuPont, he was instrumental in the development, commercialization and international management of the highly successful nuclear cardiology franchise; successfully built the BMS Medical Imaging international business; and led planning activities for innovative PET tracers at LMI/BMS. He was a Board Member of the Academy of Molecular Imaging and Chairperson of its Institute for Molecular Technologies. Dr. Tulip was Chairperson of the Society of Nuclear Medicine Corporate Advisory Board and served as a Director of the Council on Radionuclides and Radiopharmaceuticals. He serves on the Board of Directors of the Medical Imaging Technology Association (MITA) and leads its PET Working Group. He earned a B.S. from the University of Vermont, and an M.S. and Ph.D. from the Northwestern University.

Lawrence Atinsky

During the past seven years Mr. Atinsky has been a partner at Ascent Biomedical Ventures (ABV), a venture capital firm investing in seed and early-stage biomedical technology companies developing medical devices, biopharmaceuticals, healthcare services, and information technology.

Prior to joining ABV, Mr. Atinsky was a Mergers & Acquisition attorney at Skadden, Arps, Slate, Meagher & Flom in New York, where he was involved in structuring and negotiating numerous private and public transactions. Mr. Atinsky has also been the General Counsel of several private companies in the healthcare industry and has been a founder and investor in early-stage medical technology companies. Mr. Atinsky earned a JD from New York University School of Law and B.A. degrees in Political Science and Philosophy from the University of Wisconsin-Madison.

Peter Conti, MD, PhD
Director, Scientific Advisory Board

Dr. Conti is Professor of Radiology, Biomedical Engineering and Pharmacy at the University of Southern California. He has been the Director of the USC PET Imaging Science Center since its inception in 1991. He served as the President of the Society of Nuclear Medicine and is a major contributor to the development of clinical PET and molecular imaging. One of Dr. Conti’s major research interests is in the development of molecular imaging agents for the diagnosis and monitoring of cancer metabolism and cell proliferation. Dr. Conti is Board certified in both Diagnostic Radiology and Nuclear Medicine. He received both his MD and PhD degrees from Cornell University.

W. Austin Lewis, IV

W. Austin Lewis, IV, age 39, currently serves as CEO, CFO, and a Director of PAID, Inc., a company focusing on web-development and online auctions, as well as the CEO of Lewis Asset Management Corp., an investment management company headquartered in New York City, which he founded in 2004. From 2003 to 2004, Mr. Lewis was employed at Puglisi & Company, a New York based broker-dealer registered with FINRA, where he served as a registered representative and managed individual client accounts, conducted due diligence for investment banking activities and managed his own personal account. In 2002, Mr. Lewis co-founded Thompson Davis & Company, Inc., a registered broker-dealer headquartered in Richmond, Virginia. Mr. Lewis received his Bachelor of Science degree in Finance and Financial Economics from James Madison University in 1998. Mr. Lewis is a also a director on the following companies with a class of securities registered: MAM Software Group, Inc., Quest Solutions and ScripsAmerica, Inc.

Thijs Spoor

Mr. Spoor previously held the title of CFO for Sunstone BioSciences. Mr. Spoor holds a Nuclear Pharmacy degree from the University of Toronto as well as an M.B.A. from Columbia University with concentrations in finance and accounting. Mr. Spoor has been a guest lecturer at Columbia Business School, Kings College in London and the University of Newcastle in Australia and has presented at medical grand rounds and psychiatric grand rounds at various hospitals on the role of brain imaging.

Prior to joining Sunstone BioSciences, he worked as a consultant at Oliver Wyman focusing on helping pharmaceutical and medical device companies evaluate their global revenue potential given the complex interplay of regulatory approvals, the reimbursement environment, as well as the impact of physician preference within constantly evolving standards of care. He further specialized on the implications of healthcare reform on new product approval and health insurance reform.

Mr. Spoor has also been an equity research analyst at J.P. Morgan and Credit Suisse covering the Biotechnology and Medical Device industries. Mr. Spoor worked in the pharmaceutical industry spending 10 years with Amersham / GE Healthcare where he worked in 7 countries in a variety of roles including setting up GMP facilities meeting ISO 9001 standards, accountability for the entire nuclear cardiology portfolio and most recently as the Director of New Product Opportunities leading the PET strategic plan.