Welcome to our Certificate of Advanced Studies in Water, Sanitation and Hygiene for humanitarian and developing contexts.
The course is designed to empower practitioners with an understanding of the fundamentals of the WASH sector, both in the humanitarian and development contexts. It introduces students to the core principles for planning, designing and implementing activities to improve sustainable and equitable access to domestic water supply and sanitation services and to improve hygiene behaviours.
This study program is jointly organized by the University of Applied Sciences and Arts of Southern Switzerland (SUPSI), the Swiss Federal Institute of Aquatic Science and Technology (Eawag) and the University of Neuchâtel, (Uni-NE).
Programme and Dates
The CAS is organized as a blended course consisting in 3 theoretical modules (February-June 2026) delivered in distance learning and a practical module (25 September – 03 October 2026) delivered in Mendrisio, Switzerland.
- Registration by: 19 January 2026
- Kick-off meeting: 19 February 2026
- Distance lectures: on Thursdays, starting at 1 pm (UTC + 1h)
For more information:
CAS WASH 5th edition 2025
From left to right: Huda Shabta, Michele Broggini, Tonia Thomas, (Prof. Claudio Valsangiacomo, head of CAS WASH), Abiyou Worku, Simone Di Michele, Yirget Mengstie, Danielle Cotter, Amare Beyene, Stephan Bührer, Melese Bekele, Angela Körfer, Stéphanie Amstutz, Delphine Magara, Abate Bekele, Lukas Graf, Zelalem Wegari.
CAS WASH 5th edition 2024
From left to right: George Christine-Marie, Corredor Marta, Minikus Corrado, Rashid Ali, Azage Matthias, Noori Ahmad Zia, Gabutti Lena, Md Shaidul Siam, Shackleford Brandie, Ambelu Getasew, Acharya Kiran, Mekonnen Alemu Tigist, Falco Roberto, Hutter Valeria, Salarzai Shakirullah, Mantong Harry, Megersa Temesgen Samuel. All of the students successfully obtained the CAS WASH diploma.
CAS WASH 4th edition 2023
From left to right: Hoassin Farhad, Ceracchini Giacomo, Gruber Vincent, Sannor Laryee, Blaser Lucien, Buergi Cyrill, Langemach Maddy, Pezzato Maria, Jain Akanksha, Jaweso Dessalegn, Birhanu Birtukan, Tadesse Beselam, Niriarisoa Noë, Sisay Amelework. All of the students successfully obtained the CAS WASH diploma.
CAS WASH 3rd edition 2022
From left to right: Fontana Lorenzo, Onyango Paul Patrick, Rahaman Kh. Shafiur, Soldati Veronica, Nahavitatsara Angelo, Abdisalam Ibrahim Hussein, Rusterholz Marc, Peter Andreas, Omari Romal, Vogt Marie-Louise, Akbarov Akmal, Bashar Khairul, Hertgers Anne-Lize, Riva Alessandra, Cozar Gafia Sergio. All of the students successfully obtained the CAS WASH diploma.
CAS WASH 2nd edition 2021
Sumbane Francisco, Godenzi Stefano, Hirschi Romain, Neuhaus Benjamin, Gonçalves Mariana, Perrochet Léa, Cabral Pedro, Bouhia Elias, Yebeltal Agegnehu Asfaw, Zerubabel Tesfaye, Herger Michael, Okara Henoc Evi, Devan Tanoy, Solougo Siaka Tuo, Yunkura Yoseph and Hilty Peter successfully ended the second edition of our CAS WASH
CAS WASH 1st edition 2020
From left to right: Monica Bulgheroni, Donato Patrissi, Alessandra Benedetti, Michael Demarmels, Manon Trottet and Caroline de Meyer successfully ended the first edition of our CAS WASH
To learn more, do not hesitate to contact us. Best regards from the CAS-WASH team,