Mightytunes is a Berlin-based booking agency, a local promoter, a festival promoter and a publisher. French booking roster include Syd Matters, Cocoon. Heiko organises the French Waves festival that takes place at the end of September in Berlin, on the same weekend as Reeperbahn, offering artists performing in Hamburg a show in Berlin. Heiko also organises the FrancoMusiques Live! Tour since 2010, taking two French-language artists on tour around Germany in December.