Greetings from the Principal
Dear visitors
A very warm welcome to SIS Basel-Allschwil, a private bilingual day school. We are planning to fully accommodate approximately 100 pupils from Kindergarten to Primary 6. The SIS schools are characterised by a close-knit, vibrant and nurturing multicultural environment. Please take some time to explore our website and discover the many exciting facets of our school, and do not hesitate to contact us. We look forward to welcoming you and your family to SIS Basel-Allschwil!
Get to Know Our Principal
Andrea Spielmann
Principal
More about Andrea SpielmannAndrea Spielmann
Principal
Andrea Spielmann has been working at SIS Basel since 2012. She was born and grew up in Basel. After her initial education, she decided to study at the FHNW University of Teacher Education in Liestal and successfully completed her degree in 2012 with a final internship in Bangkok, Thailand. In 2018, Andrea Spielmann took over as Head of Primary 2 to 6 and also teaches German, maths, science, visual and technical design and IT. In 2023, she successfully completed the SIS Leadership Programme and will be Head of School at SIS Basel-Allschwil as of February 2024.
Tuition
Education Is a Valuable Resource, Which Is Why We Value Transparency
Tuition
Education Is a Valuable Resource, Which Is Why We Value Transparency
SIS Swiss International School is a private educational institution that is financed solely from school fees and does not receive subsidies from the Swiss national or cantonal governments. We offer high-quality education as a service – and we are committed to offering this service in a transparent way.
Teaching and Supervision Hours
At our day school, students are supervised between the hours of 7:30 a.m. and 6 p.m.
The exact lesson and supervision times vary between the different year levels.
Holiday Calendar 25/26
The school adheres to the official school holiday calendar of the canton of Basel.
| Start of academic year | 11 August 2025 | |
| Autumn break | 29 September to 10 October 2025 | |
| Christmas break | 22 December 2025 to 2 January 2026 | |
| Winter break | 16 to 27 February 2026 | |
| Spring break | 30 March to 10 April 2026 | |
| Summer break | 29 June to 7 August 2026 |
03 September 2025
SIS Basel-Allschwil:
Open House in Basel-Allschwil. Register now!
Start: 09:00
End: 12:00
05 November 2025
SIS Basel-Allschwil:
Open House in Basel-Allschwil. Register now!
Start: 09:00
End: 12:00
04 February 2026
SIS Basel-Allschwil:
Open House in Basel-Allschwil. Register now!
Start: 09:00
End: 12:00
06 May 2026
SIS Basel-Allschwil:
Open House in Basel-Allschwil. Register now!
Start: 09:00
End: 12:00
SIS Basel-Allschwil
SIS Swiss International School
Hegenheimermattweg 167c
4123 Allschwil
Switzerland
Phone: +41 61 486 38 00
E-mail: info.allschwil@swissinternationalschool.ch
Office Opening Hours
Monday to Friday: 8 a.m. to 12 noon and from 1 p.m. to 5 p.m.
Wednesday: 8 a.m. to 12 noon