General information The industry in which CongressCheck GmbH operates is Event Management Company. The country where CongressCheck GmbH is located is Germany, while the company's headquarters is in Hannover. Unfortunately, we do not have detailed information about the company's offer and products, therefore we suggest you to contact by phone: +495118988130 You can visit the headquarters of CongressCheck GmbH. If you want to reach it, go to the address: Bultstraße 7-9, 30159 Hannover, Germany. Use the geographic coordinates of the company location: 52.371936, 9.759573, to easily reach the given address using GPS navigation.