Arrival on the A 3 from the Cologne direction: take the A 59 to Bonn, keep on the A 59 at motorway intersection Bonn/Ost, follow signs for Bad Godesberg and take the A 562, continue over the Rhine (on the Südbrücke) and then, after the bridge, turn off (sign to Bonn-Rheinaue) and then turn right (sign to Bundeshaus) – follow this road (Petra-Kelly-Straße) until the traffic lights at the next crossroads. Here you turn left. Follow this road (Sträßchensweg ) round towards the main entrance to the Post Tower highrise, which soon appears on the right. Shortly before this point, turn left into Fritz-Erler-Straße, and at the very next junction turn left again into Fritz-Schäffer-Straße. After 30 metres you will find the office complex of DEval on your left.
Arrival on the A 3 from the Frankfurt direction: exit at "Siebengebirge/Ittenbach/Königswinter", follow signs for Königswinter (on the L331) until turning right (sign to Bonn) onto the motorway-standard B42 – exit for Bad Godesberg onto the A 562 – cross the Rhine and continue as above.
Arrival on the A 555 from the Cologne direction: at motorway intersection Bonn-Nord take the A 565, follow signs for Altenahr/Koblenz/Bonn-Bad Godesberg, exit on the B 9, following signs for Bonn-Poppelsdorf/Bonn-Bad Godesberg, carry straight on until you cross the Reuterbrücke railway bridge. On the bridge, get in the left-hand lane and bear slight left, taking the third lane (not the two sharp left lanes). At the 2nd traffic lights turn left into Welckerstraße. After 150 metres turn right into Karl-Carstens-Straße. At the lights drive straight ahead into Winston-Churchill-Straße and turn right at the next crossroads into Fritz-Erler-Straße. After 100 metres turn right into Fritz-Schäffer-Straße. After 30 metres you will find the office complex of DEval on your left.