From the airport take the S11 train to Düsseldorf Hauptbahnhof (train station), which leaves every 10 minutes. Alternatively, you can also take the 721 bus to the station. The journey takes 30 minutes.
About a 1 km walk. Take the exit in the direction of Konrad-Adenauer-Platz. Turn left on to Ludwig-Erhard-Allee. After only a few steps turn right on to Erik-Nölting-Straße and after 220 m right again on to Kölner Straße. After about 290 m the office is on your left.
From Düsseldorf train station you can also take the U74 bus (direction Holthausen), the U79 bus (direction Uni Ost/Botanischer Garten) or the U77 bus (direction Holthausen) until Oberbilker Markt. The office is in the immediate vicinity of the bus stop.
Report to the doorman when you arrive.
From Cologne on the A57, at Dreieck Neuss-Süd take the A46 direction Wuppertal/Düsseldorf-Süd/NE-Uedesheim. Follow the A46 until the exit to D-Oberbilk. Then continue in the direction of Kölner Landstraße via Siegburger Straße and Kölner Straße to Werdener Straße 4.
There is a public car park in the building.