Gail Maderis

President & CEO

Gail Maderis brings over 25 years of leadership in biopharmaceutical companies to the Antiva team. From 2009 to 2015, Gail led BayBio, the industry organization representing and supporting Northern California’s life science community. From 2003 to 2009, Gail served as President and CEO of Five Prime Therapeutics, Inc. (FPRX), a protein discovery and development company. At FivePrime, she successfully funded the company’s rapid growth through substantial private equity financings and corporate partnerships and took the company’s first novel cancer therapeutic from discovery into clinical trials. Prior to FivePrime, Gail held senior executive positions at Genzyme Corporation, including founder and president of Genzyme Molecular Oncology (GZMO). Gail also practiced management and strategy consulting with Bain & Co. She serves on the corporate boards of Allarity Therapeutics (ALLR), DURECT Corporation (DRRX), and Valitor, Inc., as well as on the non-profit boards of BIO (Emerging Company and Health Sections), CLSI, The Termeer Foundation, and the University of California Berkeley Foundation Board of Trustees. She received a BS in business from UC Berkeley, and an MBA from Harvard Business School.

Oranee Daniels, MD

Chief Medical Officer

Oranee Daniels, MD, joined Antiva Bioscience in 2016, bringing more than 15 years of clinical research and drug development experience in the pharmaceutical industry. From 2009 to 2014, Oranee was Vice-President, Clinical Pharmacology and Experimental Medicine (CPEM) at Theravance, Inc. (THRX) where she oversaw clinical programs from INDs. Before Theravance, she had increasing responsibilities in Early Development and Clinical Pharmacology at Amgen, Inc (AMGN) and Eli Lilly (LLY), where she led and was involved with several successful programs in multiple therapeutic areas. She obtained her M.D. and completed her residency training in Internal Medicine at Chulalongkorn University, Thailand and holds a M.Sc. degree in Cardiovascular Pharmacology from McMaster University. She completed her Clinical Pharmacology fellowship at Stanford University and is board certified in Clinical Pharmacology.

Raju Gadiraju, PhD

Senior Vice President of Pharmaceutical Development and Manufacturing

Raju Gadiraju, PhD brings more than 25 years of pharmaceutical development and manufacturing experience to Antiva, including work on various dosage forms and technologies and developing products from pre-candidate nomination to late-stage development. Most recently, Raju was Senior Director at Nektar Therapeutics, where he managed global product development and clinical supplies management teams. During his 17 years at Nektar, Raju set up strategic partnerships for overall supply chain, supported global regulatory submissions and several successful partnership deals. He received his Bachelor’s degree in Pharmacy from Kakatiya University in India, a Master’s degree in Pharmaceutics from Jadavpur University in India, and a Ph.D. in Pharmaceutics from University of Iowa. He also serves as adjunct professor at University of Pacific and in leadership roles in professional organizations.

Sarah Walter, PhD

Senior Vice President of Nonclinical Development

Sarah Walter, PhD came to Antiva from Labrys Biologics where she oversaw Preclinical Development and Scientific Affairs until their acquisition by Teva Pharmaceuticals in 2014. Prior to Labrys, Sarah worked at KAI Pharmaceuticals for 9 years where she was involved in multiple stages of development for their lead program, KAI-4169, until KAI’s acquisition by Amgen in 2012. Sarah received her PhD in Molecular Pharmacology from Stanford University and a BA in chemistry from Swarthmore College.

Michael Cordingley, PhD

Senior Virology Adviser

Michael Cordingley, PhD has more than 25 years of experience in pharmaceutical research. Mike brings to Antiva a wealth of experience in innovative antiviral drug discovery and development. Previously, he was President of Research and Site Head for Boehringer Ingelheim in Canada and a member of the global executive leadership team for Boehringer Ingelheim Research and Development. Mike has also held positions in Bristol Myers-Squibb and Merck Research Laboratories and has successfully led research organizations and teams working in numerous antiviral indications including HIV, HCV, human papilloma, and respiratory virus infections. Mike holds a PhD from the MRC Institute of Virology, University of Glasgow and a BA in Genetics from the University of Cambridge, England.