Engerix-B

Engerix-B is owned by GSK plc, headquartered in the United Kingdom. No. The ultimate owner of Engerix-B, GSK plc, is headquartered in the United Kingdom, not in the United States.

GSK is a British multinational pharmaceutical and biotechnology company focused on vaccines, oncology, and infectious diseases.

GlaxoSmithKline Biologicals S.A.