Here you will find the contact information to our registered association, our contact persons as well as a map showing how to find us.


Verein für die Präqualifikation von Bauunternehmen e.V.

Konstantinstraße 38
53179 Bonn

Phone: +49 (0)228-94 37 77-0

E-Mail: info(at)

Business hours

Mondays to Fridays
from 07:30 to 12:30
and 13:00 to 18:00


Contact person

Office: Mrs. Petra Lemm
Subject Inspector: Mrs. Christa Becker
Administration: Mr. Dipl.-Geol. Jürgen Mika

How to find us

Approaching from  motorway A59 (North) or B 42 (South) exit motorway junction Bonn-Ost, A 562 direction to Bad Godesberg, exit after Adenau Bridge passing the river Rhine (Bonn-Rheinaue). Head left on to Ludwig-Erhard-Allee diection Plittersdorf (South). Follow the road straight on. After 4 km the road changes the name to Konstantinstraße.

You will find our office at house no. 38 on the right hand side.

Map: Verein f. Präqualifikation

® Addresses/Contacts/Impressum/® Map