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Hunziker Betatech Ltd.


Hunziker Betatech Ltd. (formerly called Gebrüder Hunziker Ltd.) is a privately-owned Swiss engineering firm founded by Erhard und Paul Hunziker in 1963. The company is politically, organizationally, and financially independent, which gives the clients the advantage of a strictly neutral project handling. In brief, the company can be described as follows:

Continuously owned by the Hunziker family and few leading personnel since foundation

Winterthur, Zurich, and Bern, Switzerland
Two branches in Aadorf and Olten, Switzerland
One subsidiary in St. Blasien with a branch in Hilzingen,

Domains of Activity
Wastewater collection and treatment
Drinking water supply and treatment
Sludge treatment
Hydraulic engineering
Civil and structural engineering
Wastewater treatment operation and maintenance
Energy and power engineering
Rehabilitation and material technology
Project management

140 staff members, including civil engineers, environmental and rural engineers, building physicist, chemists, biologists, computer scientists, construction supervisors, mechanical engineers and material technologists.

Yearly Turnover
Approx. CHF 23 Mio.

Quality Management System, ISO 9001 certified
Environmental Management System, ISO 14001 certified



Hunziker Betatech Ltd. offers comprehensive services encompassing strategic planning, studies, conception, planning, tendering, implementation, project supervision and operational management.

From its headquarters in Winterthur, Zurich and Bern, Hunziker Betatech Ltd. manages projects throughout Switzerland. The subsidiary in St. Blasien serves the German market. More distant mandates lie in countries such as Macedonia, Estland and Nepal. Consulting activities in cooperation with DEZA are undertaken in India and China.

Staff of Hunziker Betatech Ltd. consists of experts from various fields who cooperate in project-oriented, interdisciplinary teams. As consultants and engineers the company‘s knowledge is placed at the disposal of the customers in an objective-oriented manner. In the case of small and medium-sized projects, Hunziker Betatech Ltd. also operates as chief planner. As well as the design, testing and commissioning of wastewater systems, Hunziker Betatech Ltd. is a specialist for all matters concerning operation and maintenance and also undertakes entire operation management.

For further information please refer to the german text version of our site

Milestones in our company history:

Founding of company in Switzerland

Founding of German subsidiary

Merger with
Benz Ingenieure AG

Opening of offices in Bern

Opening of offices in Lausanne

Opening of offices in Bellinzona-Giubiasco

Hunziker Betatech AG
Kontaktinformationen Hunziker Betatech AG

Hunziker Betatech AG
Pflanzschulstrasse 17
CH-8400 Winterthur
+41 52 234 50 50
+41 52 234 50 99