New Authorized Signatories Strengthen Our Management Team!

40 years of ZFG Altherm – Strong together since 1985!

In September, we had the pleasure of celebrating a very special occasion: 40 years of ZFG Altherm.

Four decades of planning, passion and team spirit – ZFG Altherm celebrates with its staff and their families

We are ISO 27001 certified – we’ve done it!

Information security is our top priority – and this has now been confirmed for our services in the critical infrastructure sector following our successful ISO 27001 certification!

We are the ‘buildingSMART International Award 2025!’

At the buildingSMART International Summit 2025 in Berlin, our project team was presented with the prestigious openBIM Award 2025 in the DESIGN FOR BUILDINGS category for the ‘TVG Düsseldorf’ project!

Founding of ZNH security plan

ZNH security plan is a partner network of three highly specialized companies for the holistic realization of complex security projects.

The new ZFG ALTHERM Engineering GmbH

We are pleased to announce that “ZFG Projekt” Planungs- und Beratungs GmbH has taken over the previous 100% subsidiary Altherm Engineering GmbH as of October 1, 2023.

Interim Psychiatry

The major modernization offensive at the Favoriten Clinic has started!

Grand Hotel Bauernmarkt 1, 1010 Vienna

The building, located in the center of Vienna, was converted into a hotel and an attic floor was added.

First place in the Düsseldorf Airport expansion project

ZFG is part of the winning team comprising AllesWirdGut Architects and FCP.