Qatari Diar is a real estate company established by the Qatar Investment Authority in 2005 with headquarters in Doha. By 2011 the company had stakes in Vinci a firm employing 183,000 in 100 countries; in the utility Suez Environment and in Veolia Environnement. That same year Qatari Diar bought the Port Tarraco Marina in Tarragona, Spain. Early in...