Renaturations, environmental reports etc. With CSD you realise projects in accordance with the environment. Read more

Quarries and gravel pits

Gravel pits: Successful approval thanks to our comprehensive expertise in environmental and procedural issues. Read more


Dump "La Pila" (pictured): CSD integrates expertise with creativity in order to handle waste and contaminated sites Read more

Areas and buildings

Integral solutions for new housing developments and redevelopment of neighborhoods. (Pictured: Housing development Gütsch) Read more

Road and rail

Tunnel de base du Gothard Sedrun

CSD provides engineering services in harmony with the environment for successful transport infrastructure projects, for example at the Gotthard base tunnel. Read more


Photo: Geothermal drilling St Gallen, City of St Gallen / Sankt Galler Stadtwerke, 2013. Read more


Near-natural, healthy and economical solutions for the entire water cycle (Pictured: Hydrogeological drilling at Vallorbe). Read more


CSD, environmental pioneer among engineering companies, is committed to economic solutions that improve the quality of living and the environment.

More about CSD
  • News
  • Events
  • CSD commissioned for a healthcare and medical hazardous waste management project in Egypt

    delta nil(photo: satellite view of the Nile delta)

    CSD was commissioned by the Swiss State Secretariat for Economic Affairs (SECO) to implement an important project of two large incinerators for healthcare and hospital waste in the region of the Nile Delta in Egypt.

    The improvement of the management of hazardous and healthcare waste is a priority for the Egyptian Government. The project in the Dakahleya Governorate should be a model for upgrading similar systems in other Egyptian governorates. It includes infrastructure subprojects as well as all the organization of all the institutional and financial models necessary to operate the waste collection and treatment.

    CSD is piloting the project and will work with the Swiss Tropical and Public Health Institute (Basel) and specialized Egyptian and German partners. 

    Already present in Latin America and in the Balkans with supporting projects to municipalities to improve waste management, CSD broadens its services to a new region for this specific thematic.

    read more
  • CSD is Swiss students' favorite engineering company

    Trendence Graduate Barometer

    This year again, the «trendence Graduate Barometer» report indicated CSD as being Swiss students' favorite engineering company.

    The newspaper «Handelszeitung» points out that there are this time 5100 sudents who evaluated the companies of various fields according to their attractiveness as employers.
    Click here to read the complete article.

    In the category «Swiss Engineering / IT», about 2000 students gave their opinion. CSD is classified at the same level as large multinational companies like Alstom, Bombardier or Accenture.

    For the third year in a row, CSD is the first engineering company in the ranking, in front of Emch+Berger


    Why do students prefer CSD over other companies ?

    • It offers multiple possibilities of professionnal and personal development
    • It allows the development of a professionnals' network coming from various engineering fields
    • It offers a dynamic workplace and fascinating work
    • It allows a great flexibility in the organization of working time as well as attractive conditions
    read more
  • The MOOC on “Solid Waste Management in Developing Countries” is a success !

    This first Massive Open Online Course  https://www.coursera.org/learn/mswm developed on this theme by EAWAG and EPFL with the collaboration of CSD is a big success.

    At the end of the first session in March, 12’861 students were enrolled and 500-1000 new students are signing up every week. About 60% are from low- and middle income countries, and more than 30% are from Latin-America.

    Student’s feedback is very good. The course rating is 4.8/5 (Coursera average is 4.5). The course attracts many professionals (66%). Most participants have a bachelor, master or PhD (80%).

    The next session begins on April 4th ! Registrations are open until April 18th : https://www.coursera.org/learn/mswm

    read more
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