SIS Switzerland Contact General and Media Request SIS Swiss International Schools Schweiz AG Seestrasse 269 CH-8038 Zürich Telephone +41 44 206 47 27 Email info@swissinternationalschool.ch School Locations SIS Basel SIS Swiss International School Erlenstrasse 15 CH-4058 Basel Telephone +41 61 683 71 40 Email info.basel@swissinternationalschool.ch SIS Männedorf-Zürich SIS Swiss International School Seestrasse 57 CH-8708 Männedorf Telephone +41 44 921 50 50 Email info.maennedorf@swissinternationalschool.ch SIS Pfäffikon-Schwyz SIS Swiss International School Eichenstrasse 5 CH-8808 Pfäffikon SZ Telephone +41 55 415 44 00 Email info.pfaeffikon@swissinternationalschool.ch SIS Rotkreuz-Zug SIS Swiss International School Suurstoffi 41c CH-6343 Rotkreuz Telephone +41 41 757 57 11 Email info.rotkreuz@swissinternationalschool.ch SIS Schönenwerd SIS Swiss International School Schachenstrasse 24 CH-5012 Schönenwerd Telephone +41 62 312 30 30 Email info.schoenenwerd@swissinternationalschool.ch SIS Winterthur SIS Swiss International School Technoparkstrasse 1 CH-8406 Winterthur Telephone +41 52 202 82 11 Email info.winterthur@swissinternationalschool.ch SIS Zürich SIS Swiss International School Seidenstrasse 2 CH-8304 Wallisellen Telephone +41 44 388 99 44 Email info.zuerich@swissinternationalschool.ch SIS Zürich-Wollishofen SIS Swiss International School Seestrasse 271 CH-8038 Zürich Telephone +41 43 399 88 44 Email info.wollishofen@swissinternationalschool.ch