The Congress-Center Rosengarten, the Dorint-Congress Hotel and the Maimarkt trade fair grounds in Mannheim offer an outstanding relevant infrastructure. A total of 59 hotels, 9 of which are in the 3- to 4-star category, had 833,784 overnight stays in 2008.
The Maimarkt is the largest consumer fair in Germany with more than 1,500 exhibitors on an area of 225,000 m².

The SAP ARENA, the largest multi-purpose hall in Baden-Württemberg, was opened in 2005. It is one of the most modern sports and event halls in Europe. Thanks to leading-edge technology it is possible to transform the hall from an ice stadium into a handball field, a concert hall or even a theatre stage without any problems and within a very short period of time. The SAP ARENA is an important image and economic factor at the business location Mannheim.