BUSINESS VISUM GmbH is located in Düsseldorf, Germany on Am Wehrhahn 14. BUSINESS VISUM GmbH is rated 1 out of 5 in the category passport & visa services in Germany. Opening hours. Office Berlin: Monday to Friday from 80 am to 12.30 pm. Offices Bonn, Düsseldorf, Frankfurt, Hamburg, Munich: by appointment. You can reach ...