About
More than 100 years of Zehnder
Timeline
2021
A service provider and pioneer
Today, Zehnder is a leading international provider of complete solutions for a healthy and comfortable indoor climate, and employs approximately 3500 people.
2013
2012
8% for the 2011 Business Year
Zehnder Group reported an increase in sales of 8% for the 2011 business year and ventilation accounted for 32% of sales. The group now has 3200 employees worldwide.
2010
2008
Greenwood Air Management Acquired
Zehnder Group acquires Greenwood Air Management Ltd
Presence and knowledge of the ventilation market is further strengthened with Zehnder’s acquisition of leading UK ventilation company, Greenwood Air Management. Based on England’s south coast and dating back to 1879, Greenwood are known for their market leading and innovative products.
2007
Zehnder Exhibition
At the ISH trade fair in Frankfurt, Zehnder exhibited its range of products as a provider for heating, cooling and fresh air. The energy-efficient system innovations with design included the new air distribution system, Zehnder Onfloor, the towel radiator, Villeroy & Boch by Zehnder Planus, and the ceiling heating systems, ZBN.
2006
2005
2003
2001
J.E. Stork Air Acquisition
Acquires J.E. Stork Air and enters the comfort ventilation market. Zehnder Comfosystems is developed out of this new channel. Comfosystems is one of the first integrated geothermal heating/cooling/heat recovery ventilation systems in the world. Zehnder America, Inc incorporated in the United States and starts US radiator division.
2000
70 years of Zehnder
Zehnder celebrates 70 years of Zehnder Multicolumn. On this occasion, it gets the name of the times when it was created: Zehnder Charleston.
1993
Hans-Peter Zehnder
Hans-Peter Zehnder (4th generation) takes over the Chairmanship of the Group Management.
1986
1984
Product Design
Zehnder develops a product design that also meets high aesthetic demands. The first design radiators are launched in the market – Zehnder Art Deco and Zehnder Sculptur.
1980
1964
1953
1930
Robert Zehnder invents tubular radiator
1923
1912
1895
Zehnder America Inc. provides high-quality ventilation solutions to promote comfortable, healthy and energy-efficient indoor living. Zehnder America is a division of the Zehnder Group, headquartered in Switzerland. The Zehnder Group is represented worldwide and specializes in advanced heating, cooling, and ventilation technology.