Lahore Grammar School, or LGS, is a group of private academic preparatory institutions based in the city of Lahore, Punjab, Pakistan. The system was established in 1979 at its 55 Main Gulberg campus. The institution provides education to boys and girls until A Levels. It has campuses throughout Pakistan including Faisalabad, Gujranwala, Gujrat, Islamabad, Karachi, Lahore, Multan, Peshawar, Quetta and Sialkot.