Tecnifibre, headquartered in Paris, France, is a sports equipment company, specializing in equipment for tennis and squash. Tecnifibre was founded in 1979 and has been recognized as one of the leading producers of premium tennis strings.
The German Open Hamburg, established in 1892, is an annual tennis tournament for male professional players held in Hamburg, Germany and part of the Association of Tennis Professionals (ATP) Tour. The tournament is played on clay courts at the tennis center Am Rothenbaum.