Lalaji Memorial Omega International School is a co-educational International day and boarding school situated on in Chennai, India, with more than 5000 students. The foundation stone of the school building was laid in 2005 by its promoter, Sri Parthasarathi Rajagopalachari, one of the respected saints from Tamil Nadu.
Lalaji Memorial Omega International School was started in 2005 in Kolapakkam, Chennai.
In the year 2025, The School completed its process of name change to 'Heartfulness International School, Omega Branch,'.
The school primarily follows the Central Board of Secondary Education (CBSE) system, and also follows other systems such as National Institute of Open Schooling (NIOS), International Baccalaureate (IB), Council of International Schools (CIS), and International General Certificate of Secondary Education (IGCSE) or Cambridge . The school with a capacity of more than 5000 students offers curriculum in National and International Syllabus.
It was rated as one of the top ten schools in India in year 2019, in the International Day cum Boarding school category as per the rankings of Education World.
One of the students of the school, Kaustav Mehta, was named in the merit list of global science video contest. The school also organises co-curricular activities in various streams.