Go inside Colliers and discover it's rich history in Australia and rise to a top global real estate company As Australia’s own global real estate success story, the Colliers International brand was established in Australia in 1976. Providing a full range of real estate services, we represent property owners, investors, developers and occupiers in local and global markets. Our goal is to help make real estate your competitive business advantage and ensure your entire range of property needs is met. As a result, Colliers International is consistently ranked by the International Association of Outsourcing Professionals among The Global Outsourcing 100 top businesses and the World's Best Outsourcing Advisors and in Australia, is consistently recognised by the industry for excellence through awards and accolades. In June 2015 FirstService became Colliers International Group Inc. and spun off its residential real estate business. Colliers International Group Inc. began trading on the NASDAQ (CIGI) and TSX (CIG) as one of the top publicly traded commercial real estate firms in the world.