Eureka Therapeutics Eureka Therapeutics, Inc. is a privately-owned, venture capital-funded biotechnology company headquartered in Emeryville, California. Eureka provides a range of services and products to partner companies pursuing therapeutic antibody treatments for disease. Our primary technology involves the enhancement of the ADCC activity of human (or humanized) antibodies to improve their clinical efficacy. Currently, Eureka has one US research facility dedicated to technology innovation and service provision, and one Chinese subsidiary in Beijing focused on phage display.