Sixt – a proud partner of Les Clefs d´Or since 1952 Founded in 1912, Sixt rent a car is today available in over 115 countries worldwide, with a fleet of over 250,000 cars. The Sixt fleet primarily features premium brands such as BMW, Audi and Mercedes – from a small car to a SUV, from electric vehicles to luxury sports cars as well as vans and trucks. The Sixt limousine service offers service to your esteemed clientel in over 600 cities worldwide. From airport transfers to sightseeing tours and limousine service for larger events, the Sixt limousine service is able to provide for any eventuality. With the Sixt sports & luxury cars fleet, Sixt caters also to the more extravagant wishes of your guests, that require a Porsche, Maserati, BMW M8, Lamborghini or Ferrari. Sixt has been a trusted partner of Les Clefs d´Or for more than 60 years. Sixt is proud to sponsor the 64th UICH congress in Berlin and is committed to continuing this partnership for the decades to come.