News
We would like to inform you that per 1. January 2023, HOLINGER AG acquired all the shares of iat-Ingenieurberatung GmbH. This not only opens up excellent prospects for iat-Ingenieurberatung GmbH, a Stuttgart-based engineering...
Menzengrüt, road and pipeline renovation 16.01.2023
HOLINGER AG was commissioned by the municipality of Wiesendangen to merge the Wiesendangen and Bertschikon water supply systems and to renew the existing infrastructure in the village centre of Menzengrüt. The new pipe routing...
Reinforcement in the leadership 16.01.2023
HOLINGER has grown significantly in recent years, both nationally and internationally, to currently employ around 650 people. The organisation was lagging behind in some areas and therefore some renewal was urgently needed....
Extensive renovation of a shooting range 10.01.2023
Laupen (BE) – Due to the level of lead content in the adjacent stream, the Hirsried shooting range had to be partially renovated and equipped with bullet traps. Because the construction perimeter encloses a floodplain protection...
Flood retention and stream renaturation 04.01.2023
Staffelbach (AG) – In order to cope with the floods in the Suhre valley, a controlled flood retention basin is planned above Staffelbach. It will be able to retain up to 1 million m³ of water during a flood event....
As part of a study, the Canton of Zurich located a gap in the cycle path network in the central part of the village in the municipality of Gossau ZH. The renovation project (comprising both preliminary and construction projects)...
The final design of the new Ai Ronchi drinking water station was completed and in August 2022 and handed over to the client – the Acquedotto Regionale del Mendrisiotto (ARM) consortium. The project provides for the treatment of...
In the context of climate change, the concept of the sponge city is becoming increasingly important. It is all about retaining and using rainwater locally or allowing it to evaporate or infiltrate the ground. HOLINGER has...
Jonen village flood protection 24.11.2022
Extensive measures have been implemented to protect the settlement area of Jonen from a hundred-year flood. These include a fish-friendly block ramp, a sewer line crossing, flood control walls in the village centre, lowering of...