QATARI DIAR Real Estate Investment Company is one of the biggest Investment companies in Middle East. It was a creation of the state-owned Qatar Investment Authority in the year 2004 in Qatar. Salisbury (2010) reports, “Qatari Diar started work with one billion dollars in the development of the Chelsea Barracks and the former US embassy at Grosvenor Square in London which means it was powerful in luxury real estate region.” In this essay, the discussion will explain and analyze the main factors responsible for the success of this company and why it is more successful than almost any other company in Qatar is. Then the paper will conclude the discussion with personal opinion. Qatari Diar Company has more than eleven overseas branches worldwide, and owns stakes in, as well as whole companies in the main capital world countries. In addition, it focuses on social responsibility and community projects that are as many in number as the projects it conducts for commercial gain. According to Sloman (2008), Qatari Diar strengthened its market presence by creating strong financial assets. This has led to this company earning over sixty billion dollars through global investments. In addition, the company offers career planning for international businesspersons. In Qatar, Qatari Diar Company has developed and planned long-term projects. An example of such projects is the Lusail City, which is to be built by 2015, for two hundred thousand people.