In May 2002 the seven biggest German convention centres with large exhibition grounds directly adjacent founded the marketing alliance 'SevenCenters of Germany'. Since then, the Big Seven have jointly promoted Germany internationally as a meetings destination with the slogan 'Great places for Great Conventions'.

The members of the SevenCenters of Germany are:
- ICC Berlin - International Congress Center Berlin
- DüsseldorfCongress
- Congress Frankfurt
- CCH - Congress Center Hamburg
- Congress-Centrum Koelnmesse - KölnKongress
- ICM - International Congress Centre Munich
- ICS International Congress Center Stuttgart

Since the marketing alliance's foundation, the SevenCenters have numbered among the foremost representatives of the German meetings industry on the international stage, positively influencing growing awareness of the destination. The seven convention centres are spread across the whole of Germany, making the SevenCenters a perfect portfolio of venues for organizers of major international events. All the members can boast conference facilities of a similar dimension featuring a direct link to extensive exhibition space.