Sumitomo Mitsui Trust Holdings, Inc. engages in the management of its group companies with trust banking as its core business operations. Its services include the supervising management strategies, financial management, human resource management, corporate administrative management, operational process management, risk management and compliance management; as well as managing the internal auditing services. It also covers the banking, real estate, investment trust, insurance, and asset management services. The company was founded in July 1925 and is headquartered in Tokyo, Japan.