12°59′23″N 80°14′55″E / 12.9896946°N 80.2487258°E / 12.9896946; 80.2487258

TIDEL Park is an information technology (IT) park situated in the city of Chennai, India. The name TIDEL is a portmanteau of TIDCO and ELCOT. An ISO 9001/14001 company, In 2000, it was one of the largest IT parks in India. It was set up in 2000 to foster the growth of information technology in the state of Tamil Nadu by the TIDEL Park Ltd, a joint venture of TIDCO and ELCOT.

TIDEL Park is located in Chennai and was inaugurated in 2000 by the then Chief Minister of Tamil Nadu M. Karunanidhi. TIDEL Park is located on the six-lane Rajiv Gandhi Salai in Taramani opposite to the Thiruvanmiyur MRTS Railway Station and close to the Rajiv Gandhi Salai–Thiruvanmiyur West Avenue Junction, a high-density traffic junction used by about 30,000 vehicles a day.

TIDEL Park is a 13-storied building, rated as the single largest IT building in the country, with two basements, ground floor, 12 upper floors and a parking ground and has a built-up area of 1,280,000 sq ft (119,000 m) with centralised air-conditioning and an independent power supply. Built on a land covering 8 acres, the building has a 650-seat auditorium, a 130-seat conference hall, a 16,000 sq ft multi-cuisine food court and space to park 4,000 two-wheelers and 1,200 cars. The building has 19 elevators and 2 escalators. The ground floor and the first floor houses common facilities such as restaurant, banks, shops, health clubs, auditoriums, business centre and department stores. The ground floor consists of the auditorium, TIDEL administrative office, food court, banks and Bharath Sanchar Nigam Limited (BSNL) and Videsh Sanchar Nigam Limited (VSNL) offices. Built at a cost of ₹ 1 crore, the park provides network connectivity with direct satellite uplink. The building was designed by C N Raghavendran and was commissioned on 4 July 2000 built in a time of 15 months from the date of commencement of its construction. It has the world's 3rd largest TES systems for ACMV. For the first time in the country, a thermal energy storage system for air-conditioning was used in the building. An integrated building management system was also incorporated to take care of safety and security. The design of the building provides office space of various sizes ranging from a small office of 4,500 sq ft to a whole floor of 90,000 sq ft on any floor.

VSNL, DoT and STPI have provided exclusive support services to the park. Two dedicated communication backbones created with TIDEL for operation by VSNL and STPI have been provided. Each office module has facility for a bandwidth of 10-12 Mbit/s. The Tamil Nadu Electricity Board (TNEB) has set up an exclusive 110 kV sub-station. The facility has been provided a 10.5 MVA diesel genset for full back-up requirement.

The ₹ 320 crore project cost has an equity portion of ₹ 94 crore and a debt portion of ₹ 226 crore. The Tamil Nadu government holds a preferential equity of ₹ 40 crore in lieu of the land allotted for the project, while the balance ₹ 54 crore equity has been split between TIDCO, ELCOT, the EPC contractor, banks, insurance companies and financial institutions. The project has a debt-equity ratio of 2.4:1, with the debt portion having a government guarantee.

'TIDEL Park' is jointly promoted by TIDEL Park Ltd and DLF. It is to be built adjacent to Institute of Road Transport Technology in Taramani. The site has an MRTS line passing through it. DLF has walked out of the project citing delay in getting approvals for IT SEZ, it has been rumoured that the company has requested the Tamil Nadu government to refund the ₹ 700 Crore. it had deposited for the Project.

The Pattabiram Tidel Park is inaugurated on 22 November 2024 by the Chief Minister of Tamil Nadu on 11 acres of land on the Chennai-Tiruvallur High Road in Pattabiram, a western suburb of Chennai. This project includes a five-star hotel, convention centre and residential flats apart from the IT park. Phase 1 of the project comprises a single tower of 21 floors and 557,000 square feet of office space including a hanging garden. The site is owned by the state government.

In 2010, the Tidel Park Coimbatore was built at a cost of ₹ 380 crore as a joint initiative of the Tamil Nadu Industrial Development Corporation[TIDCO], Electronics Corporation of Tamil Nadu [ELCOT], Software Technology Parks of India [STPI] and TIDEL Park, Chennai. The park was built on a 9.5 acre plot in ELCOT SEZ, near arterial Avinashi road behind the Coimbatore Medical College in Peelamedu and 4 kilometres (2.5 mi) from Coimbatore International Airport. . The Tidel Park, Coimbatore has built-up area of 1,713,000 sq ft and provide employment to 11,500 IT and ITES professionals. Conceived in August 2006, foundation stone for the Park was laid in February 2007, but the evacuation work began in November 2007 and the civil works contract was awarded only in September 2008. The park has 3 underground + 4 floors and the office space is available from smallest module of 5000 sq ft up to 2,00,000 sq ft with back up power from 5 × 2000 kVA DG sets. At present 77 companies occupy the IT Park with almost 100% occupancy.

Due to huge demand from IT Companies for Space at Coimbatore, TIDEL Park Coimbatore Phase II is being built within ELCOT SEZ on 9 acres of land at ₹2,500 million ($30 Million USD). The The techno-economic feasibility report evaluated the viability of expanding the IT infrastructure within the Special Economic Zone (SEZ) at Peelamedu. The construction of Phase II is expected to be completed by 2024. There is huge acres of land available within SEZ for further expansion of TIDEL/ELCOT IT Parks.

TIDEL park for Madurai is announced in the cost of 600 crores to be built in 5.6 acres land. near Mattuthavani.

TIDEL park for Trichy is announced in the cost of 600 crores to be built in 8.9 acres land in Panjapur.

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