The successor to the Karl Benz automobile manufacturing companies begun in Mannheim, Daimler AG has had a large presence in Mannheim. Today, diesel engines and buses are assembled there. The Swiss Roche Diagnostic group (formerly known as Boehringer Mannheim) has its division headquarters in Mannheim. Additionally, the city also hosts large factories and offices of ABB, Alstom, BASF (Ludwigshafen), Bilfinger Berger, Bombardier, Fuchs Petrolub AG, John Deere, Siemens, SCA, S�dzucker and other companies
