1960 Founding of Société Anonyme, District of Aigle, by Fred and Sigrid Ott

1961 Opening of LAS with 79 students

1982 Dr. Steven and Doris Ott nominated as directors of LAS

1987 Accreditation by ECIS and MSA as first International Boarding School

1990 Opening of the Kumon Leysin Academy,
Co-Founded and Managed by LAS

1990 LAS accredited for International Baccalaureate Diploma

1999 LAS is certified by SQS as First Boarding High School to meet ISO 9001 norms

2005 Ownership of LAS passes to Swiss Foundation for Advancement of International Education, management stays within founding family

2007 Leysin Town Council honors Mr. Fred and Sigrid Ott as 'Bourgeoisie d'Honneur'

2008 Purchase of the 'Grand Hôtel'