Chennai International School

Chennai International School (CIS) is a distinguished educational institution offering both CBSE and International Baccalaureate (IB) programmes, located in Thirumazhisai on the Chennai-Bangalore National Highway. The school provides a premium international and national curriculum education from Kindergarten through Class 12 with day boarding and residential facilities, making it one of the few comprehensive boarding school options in the Chennai metropolitan area. The school's mission is to develop confident, principled, and globally competent students through a rigorous academic program enriched by arts, sports, and character development. The residential campus at Thirumazhisai features a sprawling, purpose-built environment with state-of-the-art infrastructure including modern classrooms, specialized science and computer laboratories, a comprehensive library, sports facilities including cricket grounds, basketball and tennis courts, and comfortable boarding facilities. The IB programme offers an internationally recognized pathway for students aspiring to higher education at global universities, while the CBSE stream provides a strong foundation for India's national entrance examinations. With experienced educators and strong pastoral care, Chennai International School nurtures the academic, physical, social, and emotional development of every student.