Novavax, Inc. is a late-stage biotechnology company, which focuses on the discovery, development and commercialization of vaccines to prevent infectious diseases. It produces vaccine candidates to respond to both known and emerging disease threats by using the proprietary recombinant nanoparticle vaccine technology. Its vaccine candidates include ResVax and NanoFlu. It also develops immune stimulating saponin-based adjuvants through its wholly owned Swedish subsidiary, Novavax AB. The company was founded in 1987 and is headquartered in Gaithersburg, MD.