Historical path
| HOLINGER AG | Year | SWISSWATER GMBH | ||
Founding of engineering firm by E.Holinger in Liestal | 1933 | |||
Founding of Environmental Analysis Laboratory in Aarau | 1988 | |||
Opening HOLINGER Ing GmbH in Hohentengen, Germany. | 2002 | Swisswater was established by Ulrich Zimmermann on December 18th. | ||
2008 | Thomas Wagner became partner of Swisswater. Rehabilitation of Lake Dianchi, Kunming in China Project | |||
Opening HOLINGER International Consultants | 2010 | WWTP Werdholzli Zürich project, running from 2009 to 2014 and act as the biggest Holinger project ever. | ||
2012 | Swisswater became partnership of Holinger. | |||
HOLINGER AG 80 years celebration | 2013 | |||
With more than 450 employees, Holinger has become the largest environmental engineering company in Switzerland. | Today | As a subsidiary of HOLINGER AG, SWISSWATER has become one of the most competitive environmental companies and has successfully completed many projects in China. |