Gilead Sciences Inc. is a US biopharmaceutical company founded in 1987. Following a series of mergers and acquisitions, Gilead is now one of the biggest players in its field with over 8,000 employees working all over the globe. A portfolio of shipped products includes medicals for HIV treatment and HIV prevention. Gilead focuses on medicines aimed at curing liver diseases, oncology, cardiovascular disorders and others. Gilead has a wide network of partnerships and collaborations. The company is listed on the NASDAQ stock exchange.