Underground Construction

Underground buildings are built into a construction material that is never fully known in spite of all due care. The professional handling of the unknown is the basis for a successful underground construction.


Hydropower plants make a decisive contribution to sustainable electricity production and storage.

Transportation infrastructure

High-quality transport infrastructure is a prerequisite for economic stability and prosperity

Partnership Models and Digitization

Large infrastructure projects can only be successfully realized if all project partners focus on the common project objectives, respect the legitimate interests of each partner and maintain a partnership.

Digitisation ensures the necessary transparency.

We are happy to support and advise you with our many years of experience in all four fields of activity.