Ramanujan IT City is an information technology (IT) special economic zone (SEZ) situated in Chennai, India. Named after the Indian Mathematician Srinivasa Ramanujan, it is a joint venture of Tata Realty and Infrastructure Limited (TRIL), Indian Hotels Company Limited (IHCL) and Tamil Nadu Industrial Development Corporation (TIDCO). Situated next to the Tidel Park, it is being developed in a land measuring 25 acres with two zones with a total built-up area of 5.7 million sq ft. including 4.5 million sq ft of office space.