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Investor brief, updated 11 Oct 2026

Tamil Nadu, in numbers you can check.

20 figures on investment, data centres, talent and startups. Each one shows its date and links to its source, because a number without a source is a rumour.

Investment

Data centres

Talent

Startups

Policy and budget

Power and industry

Data centre tracker

7 Operational1 Under construction2 Announced
OperatorWhereCapacityStatus
AdaniConneXDT Next Chennai 17 MW IT load in phase 1, scaling to 33 MW Operational
CtrlSVoice&Data Ambattur Industrial Estate, Chennai 72 MW total IT load across two data centre buildings Operational
Digital Connexion (Brookfield, Reliance and Digital Realty)W.Media Ambattur, Chennai MAA10 first phase of 20 MW IT load on a 100 MW-capable campus Operational
NTTDatacenterDynamics Ambattur, Chennai 34.8 MW at full build-out; first building of 17.4 MW live Operational
STT GDC IndiaThe Machine Maker Ambattur, Chennai 40 MW operational Operational
STT GDC IndiaThe Machine Maker Siruseri, Chennai Planned as a 45 MW facility; first phase of 7.2 MW operational Operational
Techno Digital (Techno Electric & Engineering)Data Centre Magazine SIPCOT IT Park, Siruseri, Chennai 36 MW hyperscale data centre Operational
Iron MountainIron Mountain Ambattur Industrial Estate, Chennai CHN-1 rated at 23.2 MW; campus has 42 MW of IT power for phased development; phased delivery from Q3 2026 Under construction
Larsen & Toubro (L&T)NBM&CW Kancheepuram district Rs 15,000 crore data centre expansion project; capacity not stated Announced
Light House Green Sara CentrePropNewsTime Thoothukudi Rs 10,000 crore hyperscale data centre; capacity not stated Announced

Signals

Recent moves and what they mean for anyone putting money or people into Tamil Nadu.

  1. Starbucks chose Chennai for its first India GCC with plans for 800 tech jobs, days after Walgreens did the same.

    Why it matters: First-time entrants picking Chennai shows the city competing well for new GCCs, not only expansions.

    DT Next

  2. EY agreed to invest Rs 1,000 crore in a GCC in Chennai with more than 2,000 jobs, among Rs 15,300 crore of deals signed in London.

    Why it matters: Global firms are still choosing Chennai for large new capability centres.

    Business Today

  3. The Chief Minister announced a Rs 175 crore semiconductor and electronics park at Maduramangalam in Kancheepuram district, built through SIPCOT.

    Why it matters: It adds ready land for chip and electronics units close to Chennai's existing electronics cluster.

    DT Next

  4. The state plans a government company, Tamil Nadu AI Vision, to run state AI infrastructure commercially and sell computing services for a fee.

    Why it matters: It creates a public counterparty for compute leases, concessions and joint projects with private firms.

    DT Next

  5. The government announced a GCC corridor programme along OMR, Mount-Poonamallee Road and the Pallavaram-Thoraipakkam radial road in Chennai.

    Why it matters: Better shared infrastructure and higher floor space limits could lower the cost of new GCC campuses.

    DT Next

  6. The 2026-27 budget plans a Tamil large language model through the Tamil Virtual Academy and a feasibility study for Arivagam, an AI and innovation city.

    Why it matters: These are early signals of public demand for Tamil-language AI and for AI campus land, both open to private partners.

    DT Next

  7. L&T signed an Rs 18,600 crore MoU with the state, including Rs 15,000 crore for a data centre expansion in Kancheepuram district.

    Why it matters: A large Indian engineering group is betting on data centre demand in the Chennai region.

    NBM&CW

  8. Tamil Nadu created a separate ministry for Artificial Intelligence, IT and Digital Services, with R. Kumar as minister.

    Why it matters: Investors now have one minister and one department to deal with on AI policy, compute and data.

    DT Next

  9. STT GDC opened the first 7.2 MW phase of a planned 45 MW data centre campus at Siruseri, Chennai.

    Why it matters: New capacity is spreading beyond Ambattur to the OMR side of Chennai.

    The Machine Maker

  10. The state signed an MoU with Sarvam AI for a Rs 10,000 crore sovereign AI park in Chennai, expected to create over 1,000 jobs.

    Why it matters: It would bring large-scale compute and model research to Chennai, which could draw suppliers and AI talent.

    Business Today

Some figures disagree between sources, and some are older than we would like. Where that happens we show the date and the source we used. Have a better source? Send it and we will update the number and log the change.