Hysan Development Company Limited (Hysan) is a Hong Kong based investment and development company. Hysan is principally engaged in providing property management, investment and development services. It operates its business through three segments: Office segment, Retail segment and Residential segment. The company manages its business through a group of subsidiaries and joint ventures. Hysan caters its services for retail, office, and residential spaces. The company also invests in property development projects. Hysan is headquartered in Causeway Bay, Hong Kong.