For over 90 years, HOLINGER has been solving engineering and scientific tasks in various fields related to the water cycle. With more than 700 employees at over 30 locations, we develop and support around 4,500 projects every year in multidisciplinary teams. We are leaders in the development of solutions in Switzerland, Germany and Luxembourg in the specialist areas of wastewater, construction, digital planning, energy, industry, urban drainage, environment & sustainability, hydraulic engineering and water supply.
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HOLINGER AG Questions
The HOLINGER AG annual revenue was $41.9 million in 2026.
Alessandro Ranzoni is the CEO of HOLINGER AG.
232 people are employed at HOLINGER AG.
HOLINGER AG is based in Liestal, Basel Landschaft.
The NAICS codes for HOLINGER AG are [541, 54133, 5413, 54].
The SIC codes for HOLINGER AG are [87, 871].
Top HOLINGER AG Employees
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Michael Mattle
Head of wastewater technology at HOLINGER AG
Lausanne, VD, CH2 -
Theresa Schmaus
Projektingenieurin Wasserversorgung at HOLINGER AG
Zurich, Switzerland21 -
Flavio Casanova
Verwaltungsrat at HOLINGER AG
Basel, Basel City, Switzerland31 -
Philipp Derungs
Niederlassungsleiter Zürich, HOLINGER AG at HOLINGER AG
Zurich, Switzerland1 -
1 -
Ottavio Franceschini
Project Manager, BIM Coordinator at HOLINGER AG
Mendrisio, TI, CH1 -
Sandro Ritler
CTO at HOLINGER AG
Sursee, LU, CH4
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