Executive Team

Michael F. Bigham
Executive Chairman of the Board

Michael F. Bigham is the Executive Chairman of the Board since June 2019. Prior to that, he was Chief Executive Officer and Chairman of our Board of Directors from October 2014. Mr. Bigham has more than 25 years of senior leadership experience in the biopharmaceutical industry. From January 2003 to November 2015, he was a general partner at Abingworth LLP, a leading international investment group dedicated to life sciences and healthcare. In November 2015, he became part time Executive Partner at the firm. He currently serves as a member of the board of directors of Adamas Pharmaceuticals. In the past he has served on the Boards of INMediata, Avila Therapeutics (where he was also the founding Chairman and CEO), Magellan Biosciences, Portola Pharmaceuticals, Supernus Pharmaceuticals, Avedro and Valeritas. He was formerly Vice Chairman of Corixa Corporation, a publicly traded biotechnology company, and was President and Chief Executive of Coulter Pharmaceuticals, a publicly-traded oncology company, until it merged into Corixa. Previously, he was an early employee at Gilead Sciences where he served in various capacities, including Executive Vice President of Operations and Chief Financial Officer. Before joining Gilead Sciences, he was a Partner at Hambrecht & Quist where he became Co-Head of Healthcare Investment Banking. Mr. Bigham received his B.S. from the University of Virginia and qualified as a C.P.A. before completing his M.B.A. at Stanford University.

Evan Loh, M.D.
Chief Executive Officer

Evan Loh, M.D. is the Chief Executive Officer since June 2019. Prior to that, Dr. Loh served as Chief Operating Officer from January 2017 to June 2019 and as President and Chief Medical Officer from July 2014, in each case until June 2019. He is a member of the Board of Directors since July 2014. Prior to the merger with Transcept Pharmaceuticals, Dr. Loh was appointed President in June 2014 and served as Chief Medical Officer and Chairman of the Board of Directors from June 2012 to June 2014.  Previously, Dr. Loh served as Senior Vice President, Development and Strategic Operations, Worldwide Research and Development, at Pfizer.  While at Pfizer, Dr. Loh’s responsibilities included scientific, operational, and strategic drug development oversight for all pre-proof of concept development phase programs and leading portfolio prioritization.  Dr. Loh joined Pfizer from Wyeth Pharmaceuticals, where he was Vice President, Multiple Therapeutic Areas where he was responsible for global development strategy and clinical operational deliverables.  At Wyeth, he led the successful global registration programs for Torisel and Tygacil.  He currently serves on the Board of Directors of Eiger Biopharmaceuticals, Inc. and as Chair of the Antimicrobials Working Group, an industry leading organization of biotech companies focused on antimicrobial development.  Dr. Loh served as a director on the Board of Nivalis from 2012 until the completion of its sale to Alpine Immunotherapeutics in 2017.  Dr. Loh served as a faculty member at both Harvard Medical School and the University of Pennsylvania School of Medicine.  Dr. Loh received his A.B. from Harvard College and his M.D. from Harvard Medical School.  He completed his Internal Medicine and Cardiovascular fellowship training at Brigham and Women’s Hospital.  

Adam Woodrow
President and Chief Commercial Officer

Adam Woodrow is President and Chief Commercial Officer since June 2019. Prior to that, he served as Chief Commercial Officer between October 2014 and June 2019. Mr. Woodrow previously worked for Pfizer for five years in various strategic and operational commercial roles. While at Pfizer, he led the commercial development group in Pfizer's Specialty Care Business Unit, launching Xeljanz® for Rheumatoid Arthritis and Vyndaqel® for the treatment of Transthyretin Familial Amyloid Polyneuropathy (TTR-FAP). In addition, he led the global strategic marketing teams for a variety of products in fields ranging from rare disease to acute hospital based infections; major products included Enbrel®, Zyvox®, ReFacto® and Benefix®. he joined Pfizer from Wyeth Pharmaceuticals, where he was Vice President and Global Business Manager for Enbrel leading all commercial aspects of Wyeth's inflammation portfolio, co-promotion, licensing, and product development. In his 10 years at Wyeth, he held senior marketing and sales positions in the US and in his native UK. He was responsible for the successful launches of medicines in the fields of anti-infectives (Tygacil®), hemophilia (ReFacto), primary immune deficiency and women's health. Before joining Wyeth, he held sales and marketing positions with Bayer Pharmaceuticals. During his career in the pharmaceutical industry, has worked with several non-profit societies and organizations. Mr. Woodrow has a Bachelor of Science degree in Industrial Chemistry from the University of Wales College of Cardiff.

William Haskel
General Counsel and Corporate Secretary
William Haskel joined Paratek in June 2015 as Senior Vice President, General Counsel and Corporate Secretary. From 2011 until March 2015, Bill served as the Senior Vice President, General Counsel, Chief Compliance Officer and Corporate Secretary at Cambrex Corporation, where he reported to the CEO, and was a member of core management committees. Bill provided counsel to the Board of Directors, CEO, and senior management, and was responsible for the global law function as well as overseeing Global Regulatory and Quality Affairs, and Environment, Health and Safety and was a principal adviser for Board and Governance, M&A, Securities and Corporate matters. Previously, Bill enjoyed an 18 year career of progressive responsibilities at Wyeth, which was acquired by Pfizer in 2009 in a transaction valued at $68 billion. Bill served as Vice President and Associate General Counsel-Corporate where he was a key advisor to executive management and managed a group of 33 employees/19 lawyers across corporate and pharmaceutical division headquarters, and led legal teams on a series of complex multi-billion dollar global transactions that drove the Company's transition from a diversified holding company to a focused health care company. Bill also served as Vice President, Global Administration where he led a newly formed global department charged with designing and executing global strategies to capture cost savings and business efficiencies in light of the new health care environment. During this time, Bill also served as Advisor for the Pfizer Transaction and was a leader of the successful integration of Wyeth into Pfizer. Earlier at Wyeth, Bill was selected to be the Assistant Vice President, Planning; Assistant to the Chairman, President and CEO; and Secretary of Wyeth Management Committee. Earlier in his career, Bill was a corporate associate at the law firms Hale & Dorr (now WilmerHale) in Boston, and Olwine, Connelly, Chase, O'Donnell & Weyher in New York City. He received his J.D. from George Washington University Law School; his B.A. from Franklin and Marshall College; and has Bar Admissions in New York State; Commonwealth of Massachusetts; New Jersey (Limited In-House License), and the United States District Court (District of Massachusetts).
Randy Brenner
Chief Development & Regulatory Officer
Randy Brenner is the Chief Development and Regulatory Officer since June 2019. Since 2015, Mr. Brenner has been part of the Executive team leading the regulatory, quality and manufacturing activities for NUZYRA’s development and approval. Prior to Paratek, Mr. Brenner was the Global Head of Regulatory Affairs at Shire Pharmaceuticals where he was responsible for all aspects of regulatory for a broad range of programs in multiple therapeutic areas and pharmaceutical technologies.. Prior to that, Mr. Brenner was Head of Regulatory Affairs for the Emerging Markets and Established Products Business Units at Pfizer. In this role, he played an active part on the regional leadership teams and was responsible for the regulatory activities and staff leading the development, registration, launch, and life cycle of all of Pfizer's innovative products outside the United States and European Union as well as the Established Products business in all regions. Prior to Pfizer, he spent 14 years at Wyeth Pharmaceuticals, where he held multiple senior regulatory positions.
Karen McGrath
Senior Vice President, Human Resources
Karen McGrath joined Paratek in July 2019 to lead the HR organization as Senior Vice President, Human Resources.   Karen has over 25 years of experience in the pharmaceutical industry, and brings deep expertise in all aspects of Human Resources.  Prior to joining Paratek, she was Senior Vice President, Human Resources at Endo Pharmaceuticals, and during her 11‐year tenure with Endo, Karen was responsible for leading organizational transformation through multiple leadership changes and acquisitions, as well as the development and implementation of HR strategies aligned with changing business strategies. Karen was also responsible for developing and driving the company’s culture to support its strategy through organizational effectiveness, change management, employee engagement and communications.  Prior to Endo, Karen held positions of increasing responsibility at Centocor, Inc, (Janssen Biotech, Inc., a Johnson & Johnson Pharmaceutical Company) and Wyeth (acquired by Pfizer), where her roles supported organizational development, talent acquisition and performance management.  Karen earned a Bachelor of Arts degree in History from Widener University.