Volvo Trucks is a global truck manufacturer based in Sweden, owned by Volvo Group - AB Volvo it is the world's second largest heavy-duty truck brand. The first Volvo truck rolled off the production lines in 1928 and in 2011 Volvo Trucks employed about 19,000 people around the world. With global headquarters in Gothenburg, Sweden, Volvo manufactures and assembles its trucks in 15 countries. Volvo Trucks produces and sells over 100,000 units annually. Volvo Trucks sister truck companies in the Volvo Group includes, Renault Trucks, Mack Trucks and UD Trucks (Nissan Diesel Trucks).