Management Team

David J. Mazzo, Phd

Chief Executive Officer and Director

David J. Mazzo was appointed as Caladrius Biosciences’ Chief Executive Officer and a member of our Board of Directors on January 5, 2015. Dr. Mazzo brings to the Company over 30 years of experience in the pharmaceutical industry. Prior to joining Caladrius (formerly NeoStem), Dr. Mazzo served from August 2008 to October 2014 as Chief Executive Officer and as a member of the board of directors of Regado Biosciences, Inc., a Nasdaq-listed biopharmaceutical company focused on the development of novel antithrombotic drug systems for acute and sub-acute cardiovascular indications. Prior to his leading Regado, from March 2007 to April 2008, Dr. Mazzo was President, Chief Executive Officer and a director of Æterna Zentaris, Inc., a publicly held international biopharmaceutical company. From 2003 until 2007, Dr. Mazzo served as President, Chief Executive Officer and a director of Chugai Pharma USA, LLC, a biopharmaceutical company which was the U.S. subsidiary of Chugai Pharmaceutical Co., Ltd. of Japan. Dr. Mazzo has also held senior management and executive positions in research and development and was a director of the Essex Chimie European subsidiary at Schering-Plough Corporation, a publicly held pharmaceutical company that was subsequently acquired by Merck & Co., Inc.; Hoechst Marion Roussel, Inc., the US subsidiary of Hoechst AG, which was subsequently acquired by Sanofi, a multinational pharmaceuticals company; and Rhone-Poulenc Rorer, Inc., a subsidiary of Rhone-Poulene SA, a French pharmaceuticals company, which was subsequently acquired by Hoechst AG. He currently serves on the boards of directors of pSivida Corp., a publicly held biopharmaceutical company, in the role of non-executive chairman, and Avanir Pharmaceuticals, Inc., a publicly held biopharmaceutical company. Dr. Mazzo earned a B.A. in the Honors Program (Interdisciplinary Humanities) and a B.S. in Chemistry from Villanova University. In addition, Dr. Mazzo received his M.S. in chemistry and his Ph.D. degree in analytical chemistry from the University of Massachusetts, Amherst. He was also a research fellow at the Ecole Polytechnique Federale de Lausanne, Switzerland.

Robert S. Vaters

President, Chief Financial Officer and Director

Robert S. Vaters was appointed as Caladrius Biosciences’ President and Chief Financial Officer on January 5, 2015. Mr. Vaters has over 25 years of financial, strategy, investment and capital-raising experience. Prior to joining Caladrius (formerly NeoStem), Mr. Vaters was a managing partner with Carob Investments, a strategic, acquisition and investor consulting firm. He served from August 2011 to March 2013 as President and Chief Executive Officer and as a member of the board of directors of Orthofix International N.V., a publicly-held global medical device company focused on innovative repair and regenerative solutions for the spine and orthopedic markets. Previously, Mr. Vaters served Orthofix as Executive Vice President, Chief Operating Officer and President, Global Spine Business Unit from January 2011 through July 2011 and as Executive Vice President and Chief Financial Officer from September 2008 until January 2011. Prior to joining Orthofix, Mr. Vaters had spent almost two years as General Partner of Med Opportunity Partners, a healthcare private equity firm, which he co-founded in 2006. At Med-Opportunity Partners, Mr. Vaters identified, negotiated, and closed on middle market healthcare buyouts and growth equity investments, specializing in pharmaceutical, medical device, biologic, medical technology and specialty health care service industries. Prior to that, Mr. Vaters served for almost four years as a senior executive at Inamed Corporation, where he was Executive Vice President, Chief Financial Officer and Head of Strategy and Corporate Development. Inamed Corporation, a global medical device company, was acquired by Allergan Inc. in March 2006. Mr. Vaters serves on the Board of Reliable Biopharmaceutical Corporation, a private healthcare company which was purchased during his time as a partner in a healthcare private equity firm. Mr. Vaters earned a B.S. from St. Francis College and an M.B.A. from Fordham University.

Hans Keirstead, Phd

Senior Vice President, Research and Chief Science Officer

Since 2005 Dr. Keirstead has served as President and CEO of California Stem Cell, Inc. (“CSC”) (acquired by Caladrius Biosciences (formerly NeoStem) in May 2014) and was also CSC’s founder. He is currently President of Caladrius Oncology. Dr. Keirstead is an internationally known stem cell expert and has worked on stem cell-based therapies for late stage cancers, motor neuron diseases, spinal cord injury and retinal diseases.

His previous management experience includes founding and serving as CEO of Ability Biomedical, a company that developed technology that was later sold to Bristol Myers Squibb. In 2000, Dr. Keirstead joined the Reeve-Irvine Research Center at the University of California, Irvine (“UCI”) where he founded the Sue and Bill Gross Stem Cell Research Center, and served as Full Professor of Anatomy and Neurobiology. He was awarded the Distinguished Award for Research, the UCI Academic Senate’s highest honor, as well as the UCI Innovation Award for innovative research leading to corporate and clinical development. He has served as a Scientific Advisory Committee Member of the California Stem Cell Initiative that resulted in a $3 billion stem cell fund.

Dr. Keirstead received his Ph.D. in neuroscience from the University of British Columbia in Vancouver, Canada for which he received the Cameron Award for the outstanding Ph.D. thesis in the country. He conducted four years of Post-Doctoral studies at the University of Cambridge, with both Canadian and British Fellowships. He received the distinct honor of election to two senior academic posts, Fellow of the Governing Body of Downing College, and Senate Member of the University of Cambridge, and was the youngest member to have been elected to those positions.

Dr. Keirstead has testified at Federal and California Senate Hearings on several occasions, is an avid scientific correspondent for public education. He serves on the editorial boards of several major journals. He is also the founder of several clinics and educational centers in Guinea, Africa, which focus on health and community development in rural Africa.

Douglas W. Losordo, MD, FACC, FAHA

Senior Vice President, Clinical, Medical and Regulatory Affairs and Chief Medical Officer

Dr. Losordo served from 2006 to 2013 as a member of the Scientific Advisory Board of Caladrius Biosciences (formerly NeoStem). Dr. Losordo is a leader in cell therapy research and a renowned cardiologist. Prior to his appointment as the Company’s Chief Medical Officer, Dr. Losordo served as Vice President, New Therapies Development, Regenerative Medicine and Baxter Ventures at Baxter International from October 2011 through February 2013. He is an adjunct professor of medicine at Northwestern University in Chicago, Illinois. From 2006 through 2011, Dr. Losordo was the director of the Feinberg Cardiovascular Research Institute and the Eileen M. Foell Professor of Heart Research at Northwestern University’s School of Medicine and director of the Program in Cardiovascular Regenerative Medicine at Northwestern Memorial Hospital. From 2004 through 2006, he was a Professor of Medicine at Tufts University School of Medicine and Chief of Cardiovascular Research at St. Elizabeth’s Medical Center in Boston. He is board-certified in internal medicine, cardiovascular disease, and interventional cardiology. Dr. Losordo’s major research interests encompass angiogenesis/vasculogenesis, progenitor/adult stem cells, tissue repair/regeneration, and vascular biology. He received his medical degree from the University of Vermont.

Dr. Losordo is well regarded for his career-long efforts to develop novel therapeutics and as a scientist he obtained over $35 million in National Institutes of Health funding, for discovering and developing new therapeutic concepts in the laboratory, providing the basis for clinical studies. He has led first in human studies in multiple gene and adult stem cell therapies in patients with cardiovascular diseases, including therapies now in Phase 3 testing. He is a highly sought after speaker, having given over 200 international lectures. He is an associate editor of Circulation Research, the basic science journal of the American Heart Association and serves on the editorial boards of a number of scientific journals.

Robert A. Preti, PhD

Senior Vice President, Development and Technical Operations and Chief Technology Officer

Robert “Bob” Preti is the co-founder of PCT, a Caladrius company, and the visionary behind its successful growth and development strategy over much of the last two decades. He also serves as Chief Technology Officer of Caladrius (formerly NeoStem) where he is involved in directing the development and expansion of Caladrius’ cell therapy pipeline, as well as participating in setting the Company’s strategic direction.

Dr. Preti built PCT to meet a recognized need for high quality manufacturing and development services in an emerging industry. As the cell therapy field has grown, so too has PCT— the company has now served over 120 Clients and performed more than 30,000 cell therapy procedures. His leadership has been instrumental in creating PCT’s Client-focused model that helps bridge the gap between discovery and patient care through efficient transfer of cell-based therapies from laboratory into clinical practice. His vision for PCT includes expansion of its manufacturing capacity in the U.S. and Europe, as well as the development of new technological and engineering innovations that will help streamline and automate many cell processing techniques, leading to faster scale up, appropriate cost of goods, and robust quality for the industry.

Before assuming his role at PCT, Dr. Preti held a number of positions within the cellular therapy and blood banking fields. From 1996 to 1999, he was the director of hematopoietic stem cell processing and applied research at Hackensack University Medical Center in Hackensack, N.J. He served in several capacities with the New York Blood Center from 1990 to 1997, including tissue bank director, director of hematopoietic stem cell processing, scientific director and associate investigator. He also worked as a research scientist for Marrow-Tech Incorporated, which went on to become Advanced Tissue Sciences (ATIS), where work in his laboratory initiated the Dermagraft product currently marketed by Organogenesis.

Dr. Preti began his career in academics, teaching first as an elementary and secondary level educator, then as an adjunct assistant professor and lecturer at Hunter College, an assistant professor at Queensborough Community College, and then adjunct assistant professor at York College. He also has served as clinical assistant professor of medicine for New York Medical College in Valhalla, N.Y.
Also active in the public health arena, Dr. Preti has served on the Stem Cell Banking Committee and Cord Blood Subcommittee of the New York State Department of Health and on the New Jersey State Department of Health’s Blood Bank Advisory Committee, chairing the Hematopoietic Progenitor Cell Processing Subcommittee. In addition, he has served in a leadership capacity for many professional organizations, including treasurer and founding member of the International Society of Hematotherapy and Graft Engineering, now called ISCT (International Society for Cellular Therapy). He has published and presented extensively on a variety of topics relating to cellular therapies. He recently completed a five year term as a director for AABB, and is currently Vice Chairman for the Alliance for Regenerative Medicine (ARM), where, among other activities, he co-chaired the Standards and Technology Committee.

Dr. Preti holds a Bachelor of Science degree in biology from Fordham University, and a Master of Science degree and Doctorate, both in biology, from New York University

David Schloss

Vice President, Human Resources

David Schloss, a senior human resources executive and former attorney with over 20 years of leadership experience, joined Caladrius Biosciences in 2014 as Vice President, Human Resources. At the company, Mr. Schloss is responsible for the development and delivery of compensation; benefits; organizational design and development; recruitment; and employee relations.

Mr. Schloss comes to Caladrius (formerly NeoStem) with a strong resume of experience in the pharmaceutical and biotechnology industries. Prior to joining Caladrius, he served as SVP, Human Resources with PLUS Diagnostics (acquired by Miraca Life Sciences). Prior to PLUS Diagnostics, Mr. Schloss led human resources for OraPharma from 2011- 2012, a private equity owned specialty pharmaceutical company focused on oral health care. Mr. Schloss helped grow the company and was instrumental in its acquisition and integration by Valeant Pharmaceuticals International. Prior to OraPharma, from 2009-2011, Mr. Schloss was Vice President, Human Resources for Eurand Pharmaceuticals, a publicly traded specialty pharmaceutical company based in Italy that develops, manufactures and commercializes pharmaceutical and biopharmaceutical products. While with Eurand, Mr. Schloss helped build the commercial organization that launched Zenpep® for the treatment of exocrine pancreatic insufficiency in patients with cystic fibrosis. Eurand was acquired by Aptalis in 2011.

From 2007-2009, Mr. Schloss led human resources for ImClone Systems, a fully integrated global biopharmaceutical company, engaged in the development and commercialization of a portfolio of targeted biological oncology treatments. He also led ImClone System’s human resources through its acquisition by Eli Lilly in 2008. Additionally, Mr. Schloss spent 17 years with GlaxoSmithKline in a number of senior level HR roles across the US and internationally.

Before beginning his career in human resources, Mr. Schloss was an attorney practicing in the representation of management in all phases of labor relations and employment law. He earned a BA from Clark University and a J.D. from the University of Miami School Of Law. He currently serves on the Pennsylvania Advisory Board of the Devereux Foundation, a leading nonprofit behavioral health organization that provides support and services to children and adults with intellectual, emotional, developmental, and behavioral challenges.