Billabong High International School, Thane (BHIS, Thane) is a co-educational school established in 2006 by the Goenkas, under the aegis of the Citizens Welfare Association (CWA). With the aim to offer world class educational opportunities in the city of Thane, the CWA tied up with Kangaroo Kids Education Limited (KKEL) for pre-primary, primary and secondary education. For the ninth and tenth standards, the syllabus is as prescribed by the Council for the Indian School Examinations (CISCE). As a franchise school of KKEL, the pre-school is recognized as Kangaroo Kids and the main school as Billabong High International School.

BHIS, Thane is managed by Mr Sudhir Goenka, a leading philanthropist and entrepreneur with a deep commitment to the promotion of quality education.