Shemrock school laid its foundation stone way back in 1989 at Ashok vihar , New Delhi. Since then a chain of  school has left its mark at many places in Delhi, Mohali and Chandigarh. The immense popularity of these schools promoted the project of raising the SHEMROCK SENIOR SECONDERY SCHOOL. It is a unit of trinity education and welfare society, Registered in Delhi and is non profitable organisation .
 
The Shemrock sr sec school is located on a vast area with 69695 square ft. for building alongwith 158000 square ft for play ground at the prime location in sector 69, S.A.S Nagar, Mohali. The school is built on the most modern concepts suitable for pursual of education in a stimulating  environment. The newly constructed building is open , airy and functional. The aesthetic appeal of the school campus has been well taken care of.

Shemrock is a co educational school based on CBSE pattern and it has been affiliated to CBSE New Delhi till 12th. Affiliation number is 1630440

The foundation of the adult personality is laid during the during the school age. The environment during the most elastic and impressionable period must provide the experience for physical, intellectual, aesthetic, emotional and social development. The educational system should enable the child to cope with the ever growing challenges of life. Shemrock aims to provide these experiences through creative and modern education in an inspiring and caring environment.