Bio

Gordon Ringold, Ph.D. Dr. Ringold will serve as a member of the Combined Company Board upon the consummation of the proposed Business Combination. Dr. Ringold has served as a member of Apexigen’s board of directors since June 2020. He has served as the Chief Executive Officer of Quadriga Biosciences, an oncology start-up focused on developing targeted anti-cancer drugs, since January 2015. Between 1997 and 2015, Dr. Ringold served in various capacities as co-founder and/or Chief Executive Officer of Maxygen, SurroMed, Alexza and Alavita. From 1991 to 2000, Dr. Ringold was the Chief Executive Officer and Scientific Director of Affymax Research, acquired by Glaxo in 1995. Dr, Ringold also serves on the boards of Sagimet, Rapafusyn and Okava Pharmaceuticals. Dr. Ringold holds an A.B. in Biology from the University of California, Santa Cruz and a Ph.D. in Microbiology from the University of California, San Francisco.