Gail Maderis

Gail Maderis is CEO of Antiva Biosciences. Previously she served as President & CEO of BayBio, the industry organization representing and supporting Northern California’s life science community. Gail brings deep experience and commitment to supporting the industry through enterprise development, peer-to-peer experience sharing, advocacy and support of education and workforce development. From 2003 to 2009, Gail served as President and CEO of Five Prime Therapeutics, Inc., a privately held 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. Gail practiced management and strategy consulting with Bain & Co. She serves on the boards of NovaBay Pharmaceuticals, Opexa Therapeutics, BayBio, the Mayor’s Biotech Advisory Council of San Francisco and the HBS Healthcare Initiative. Gail received a BS in business from UC Berkeley and an MBA from Harvard Business School.