Contaminated Sites
& Geology

Environment &
Planning

Building &
Room air

Legal &
Compliance

Contaminated Sites
& Geology

The experienced partners for
environmental management

Contaminated Sites & Geology

Contaminated Sites & Geology

more info

Your specialists

Contaminated sites, geology,
groundwater, geothermal energy, subsoil,
soil & neophytes and shooting ranges

Building &
Room air

Building and room air

Your specialists

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Everything for a
pollutant-free building

Building & Room air

Asbestos and residential toxins.
Sustainability in building design.

From the planning to the realization
of major projects

Environment & Planning

Your specialists

Environment & Planning

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Environmental construction supervision,
soil conservation and research.

Environment &
Planning

The right way to deal
with environmental risks

Legal & Compliance

Your specialists

Legal & Compliance

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Environmental and Climate Law, Audits
Due Diligence & Trainings

Legal &
Compliance

Environmental Consulting

Ecosens - Analyses and innovative environmental solutions

We have been a pioneer in many environmental fields

Many years of experience and proximity to current developments in all environmentally relevant issues make Ecosens the leading consulting firm.

In many environmental fields - e.g. contaminated sites, building pollutants and environmental law - we are pioneers in our field. Since 1990, companies and authorities from Switzerland and abroad have benefited from our in-depth knowledge of natural science and technology, coupled with legal expertise.

The focus of our work is always on impact-oriented, pragmatic problem solving - in close coordination with our clients. 

Since 2013, we have also been an experienced environmental management partner for our French-speaking customers in French-speaking Switzerland.

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Contaminated sites & geology

Do you have indications of contaminated soils, contaminated sites or polluted groundwater? We provide analysis and investigation concepts.

Building

Pollutant analysis, remediation of asbestos, residential toxins and indoor air measurement: we support you in sustainable construction planning.

Environment & Planning

Whether environmental impact assessments, soil protection, environmental construction monitoring or studies and research - we have the expertise.

Law & Compliance

Advising public authorities, companies and private individuals on environmental and climate law. Due diligence investigations, audits, occupational health and safety and training.

Environmental Management Consultants

Proper advice - in all areas
Ecosens is a partner-led Swiss environmental consultancy providing services in the areas of underground, buildings, environment & planning and Legal & Compliance.
News

Ecosens News

«Military Barracks» – Contaminant Remediation in a Historic Building

Since 2022, Ecosens AG has been supporting the Canton of Zurich’s «Zurich Military Barracks—Comprehensive Renovation and Conversion» project in the city of Zurich in the area of building contaminants. The project began with existing third-party expert reports, on the basis of which we conducted targeted, detailed investigations and compiled all findings into a comprehensive documentation. The client is the Department of Public Works of the Canton of Zurich.

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Completion of Construction Work on the New SABA Kefikerbach Building, Kefikon, ZH / TG: Environmental Construction Supervision (UBB) and Soil Science Construction Supervision (BBB)

To bring highway drainage up to current technical standards, the Federal Roads Office (ASTRA) is planning to construct several new road stormwater treatment plants (SABA) along the N01 and N07 in the border region between the cantons of Zurich and Thurgau. In the future, after passing through a settling tank with an oil separator (already in place), road runoff will also be treated in a retention filter basin with reed beds before being discharged into a stream as the receiving water body.

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Legal Opinion on PFAS by Lorenz Lehmann

We are pleased that the Federal Office for the Environment (BAFU) published yesterday the expert report prepared by Lorenz Lehmann, titled «Sites Contaminated with PFAS Firefighting Foams: Expert Report on Selected Legal Issues Related to Cost Allocation.».

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