Colliers International Group, Inc. engages in the provision of commercial real estate services to corporate and institutional clients. It offers outsourcing and advisory services, lease brokerage, and sales brokerage. It operates through the following segments: Americas, EMEA, Asia Pacific, Investment Management, and Corporate. The Corporate segment includes the costs of global administrative functions and corporate head office. The company was founded on July 31, 1988, and is headquartered in Toronto, Canada.