News
Merger within HOLINGER Group 02.05.2022
We are pleased to inform you about our merger within the HOLINGER Group: HOLINGER International Consultants GmbH, IBG AG and SWISSWATER GmbH are now HOLINGER International Consultants GmbH. Join us at IFAT to celebrate this...
IWP becomes part of Holinger 20.12.2021
Effective retroactively as of 01 January 2021, Wetzel und Partner Ingenieursgesellschaft mbH has merged with Holinger Ingenieure GmbH, a subsidiary of the internationally active Holinger Group. From now on the business will be...
The annual conference of the Baden-Württemberg regional association of the DWA (German Water Association) took place from October 19-20. The motto of the new hybrid format meeting was "Water Management - Knowledge Creates...
The project management of the construction of a replacement for the indoor swimming pool at Cleethorpeser Platz in Königswinter, is being carried out by the Berlin branch of HOLINGER Ingenieure GmbH. There will be a competition...
HOLINGER participating in the DWA conference 28.09.2021
This year's German Association for Water and Waste (DWA) regional conference will take place in Pforzheim on the 19th and 20th of October. Once again, HOLINGER will be there with our own booth and we warmly welcome you to drop by...
The Hamburg branch of HOLINGER Ingenieure GmbH is project managing the total refurbishment of the "Badepark Elmshorn" indoor swimming pool in Elmshorn. The renovation work includes, among other things, the repair of various pools...
On September 1st, 2021 HOLINGER Ingenieure GmbH opened it’s third branch in the German Federal State of Baden-Würtemberg, in Stuttgart-Vaihingen. The new branch positions us to provide better and faster on-site support and cater...
The Tübingen sewage treatment plant is the first plant in the Neckar river basin to use ozonation as an cost-effective, climate-friendly and efficient process for micropollutant removal. After the sewage treatment plant in...