Allied World Assurance Company Holdings, AG (AWH) through its subsidiaries and brand known as Allied World, is a global provider of property, casualty and specialty insurance and reinsurance solutions. Allied World operates through a global network of offices and branches. AWH is listed at the New York stock exchange. Effective 1 April 2015, Allied World Assurance Company, Ltd acquired the general insurance business of Royal & Sun Alliance Insurance plc in Hong Kong and Singapore. Allied World is an authorised insurer in both Hong Kong and Singapore and operates in these locations via branches.