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Next stop – the future

Regardless of facility type – whether for buildings, roads, tunnels, landfills or the open countryside – we provide surveys, analyses and counselling, and develop comprehensive solutions for our customers’ projects.

Our sound decision support maximizes the benefits for the environment and humankind – in the near future and for generations to come.

Contaminated Sites, Building Pollutants

Search, Assessment, Re­media­tion

Air pollutants, ambient air pollutants, building checks, building diagnostics, building pollutants, building screenings, chemical soil protection, contaminated site assessments, contaminated sites, disposal concepts, environmental due diligence, excavation concepts, excavation planning, field measurements, groundwater analysis, groundwater sampling, historical research, hydrogeology, industrial hygiene, landfill monitoring, landfill remediation, material flow modeling, meteoric water infiltration, mold, monitoring concepts, on-site analysis, performance control, pollution management, pollution sampling, preliminary analysis of operating sites and disposal sites, radon, reconstruction planning, remediation concepts, remediation planning, remediation supervision, requirement specification for technical analysis, risk assessments, soil sampling, surface water analysis, technical analysis according to the Federal Soil Protection and Contamination Ordinance, technical excavation supervision, tendering, transport modeling, waste analysis, XRF instant analysis

For clients, the handling of pollutants is often associated with great uncertainties and frequently involves considerable additional costs.

We help you with all questions about pollutants and with projects of all sizes – from a suspected problem in your own four walls to the supervision large projects. We identify and analyze the pollutants and evaluate their effects and existing hazards. We plan the necessary measures and ensure their implementation. This requires extensive specialist knowledge, professional competence and considerable practical experience.


Our interdisciplinary teams of experts from the natural and engineering sciences realize intelligent and cost-optimized solutions for each individual case. We offer integrated masterplanning for the environmental fields waste, water, soil, air, buildings and interiors.

If you suspect asbestos, PCB or PAH in buildings, you should only contact recognized and experienced specialists. Gruner AG is a member of the Fachverband Gebäudeschadstoffe (Association for Building Pollutants).




Gruner AG
Gellertstrasse 55
4020 Basel
Contact Person
Edi Grass
T +41 61 317 64 77
Edi Grass Gruner AG


Stucky AG
Rue du Lac 33
1020 Renens
Contact Person
Dr. Stefan Mützenberg
T +41 21 637 15 32
Dr. Stefan Mützenberger