ISO 9001:2015



Hintermann & Weber has
been ISO certified since September 2002.

ISO certification means that an independent certification body confirms a company’s procedures to be clearly defined and truly adhered to in everyday business practice.

We put particular emphasis on defining our «project management» procedure.

It makes sure that our clients’ projects receive the quality attention that was agreed upon, staying within budget and keeping the deadline.

About us


We are an ISO certified environmental consulting company working for both public authorities and private institutions.

Our core competencies include:

Environmental Impact Assessment (EIA)

Environmental construction supervision

Soil protection and soil use


Flora, habitats, biotopes

Watercourse restoration



Natural landscaping

Neophyte control