Hester Biosciences Ltd. is a holding company, which engages in the manufacture and trade of poultry vaccines and animal health products. It operates through the following segments: Poultry Division, Large Animal Division, and Others. The Poultry Division segment offers vaccines and health products for poultry animals. The Large Animal Division provides vaccines and health products including, dugs, feed supplements, and disinfectants for large animals. The company was founded by Rajiv Dinesh Gandhi on April 29, 1987 and is headquartered in Ahmedabad, India.