India’s data center market has entered a new phase of expansion as AI workloads, cloud adoption, and hyperscale demand drive operators to build larger and more power-dense facilities. The country had around 1.6-1.8 GW of operational data center capacity by H1 2026, supported by a growing network of operators and a substantial pipeline of new capacity.

The largest data center companies in India by IT capacity include STT GDC India, CtrlS Datacenters, NTT Global Data Centers India, Princeton Digital Group (PDG) and Nxtra by Airtel (Nxtra Data). These companies have established some of the largest data center projects in India across major markets such as Mumbai, Hyderabad, Chennai, Bengaluru, and Navi Mumbai.

This article lists the Top 15 Largest Data Center Companies in India in 2026, comparing major operators based on their data center footprint, IT capacity, geographic presence, and expansion activity.

List of Top 15 Largest Data Center Companies in India (September 2026)

STT GDC India

STT Global Data Centers India is a majority-owned subsidiary of ST Telemedia Global Data Centres (STT GDC), headquartered in Singapore. The company operates data centers across India’s major cities and has established itself as one of the country’s leading digital infrastructure providers.

STT GDC recently announced a USD 3.2 billion investment to expand its data center capacity in India. The company is also strengthening its presence in Mumbai, with two new data centers in Navi Mumbai that began construction in November 2024.

The company is expanding its footprint across several major markets. In Telangana, STT GDC India signed an MoU with the state government to develop a data center at Mucherla in Hyderabad, backed by a USD 412 million investment. In Maharashtra, it has partnered with the state government on a USD 568 million (INR 5,000 crore) investment to develop AI-focused data center infrastructure in Mumbai and Pune.

On 16 March 2026, STT GDC India also began construction of its new Palava campus in Maharashtra. The 46-acre campus will initially provide 50 MW of IT load capacity and is designed to scale to approximately 400 MW, positioning Palava as an emerging data center hub in the Mumbai Metropolitan Region.

STT GDC India has 30 facilities across 9 cities, supported by carrier-dense interconnections, large raised-floor areas, and substantial critical IT load capacity. The company is also expanding internationally, including the development of its second data center facility in Malaysia. STT GDC has further strengthened its AI infrastructure capabilities through its partnership with NVIDIA as a colocation provider and certification under the NVIDIA DGX-Ready Data Center program.

Recent developments:

• Global ownership restructuring: In September 2026, a KKR-led consortium with Singtel completed the acquisition of an 82% stake in STT GDC for USD 5.2 billion, with KKR holding 75% and Singtel 25%.

• India IPO plans: STT GDC India is preparing for a potential USD 800 million to USD 1 billion IPO, targeting a valuation of USD 6 billion to USD 7 billion and a possible listing in the first half of 2027.

• AI-ready Chennai expansion: The company operationalized the first 7.2 MW phase of its 45 MW STT Chennai 7 facility and is developing additional capacity in Chennai.

• Jaipur expansion: STT GDC launched STT Jaipur 1, a 6 MW facility designed for enterprise cloud, disaster recovery, and other high-performance workloads.

• Dholera investment under evaluation: STT GDC is studying a potential ₹8,000 crore - ₹10,000 crore investment in Gujarat's Dholera SIR for sustainable, hyperscale data center infrastructure.

Some of the major upcoming data center projects of STT GDC in India:

CtrlS Datacenters

Founded in 2007, CtrlS Datacenters operates 19 data centers across nine Indian markets, with more than 370 MW of capacity and a reported 4.4 GW project pipeline at various stages of execution. The company focuses on hyperscale data centers, enterprise and AI-ready infrastructure, including high-density computing and liquid-cooling capabilities.

CtrlS Datacenters has operationalized the first phase of its Kolkata campus in New Town, delivering 16 MW of IT load, with the full campus planned to reach 60 MW. The company also launched a 72 MW hyperscale data center in Chennai in February 2025, backed by an investment of approximately INR 4,000 crore.

CtrlS is also expanding its international footprint, with plans targeting the Middle East and Southeast Asia. Thailand is its first overseas market. In June 2026, CPP Investments committed up to INR 7,000 crore (CAD 1 billion) to support CtrlS's growth in India's digital infrastructure sector.

Recent Developments:

• CPP Investments: Up to INR 7,000 crore (CAD 1 billion) investment commitment announced in June 2026.

• Mumbai expansion: DC6 and DC7 are planned with a combined 95 MW power capacity.

• Hyderabad expansion: Chandan Valley campus planned with six data center buildings and 612 MW power capacity.

• AI infrastructure: CtrlS is expanding liquid-cooling and high-density infrastructure for AI and GPU workloads.

• Edge expansion: New edge facilities are planned in Bhubaneswar, Bhopal, and Kochi, alongside existing facilities in Lucknow, Patna, and Ahmedabad.

Upcoming CtrlS Data Center Projects in India:

NTT Global Data Centers India

NTT Global Data Centers is one of India’s largest data center operators, with a rapidly expanding footprint across major digital markets including Mumbai, Bengaluru, Chennai, Hyderabad, Noida and Kolkata. The company operates more than 18 major data centers in India, with total capacity exceeding 340 MW, and is targeting further expansion toward 30 facilities.

In June 2024, NTT opened its first data center located in the Delhi NCR. Currently, NTT DATA has committed USD 1.5 billion over three years from mid-2026 to expand its AI-ready data center infrastructure in India and add approximately 400 MW of capacity. The investment is focused on supporting hyperscale cloud, AI, and high-density computing requirements.

Bengaluru is a major growth market for NTT. Its Bengaluru 4 (BLR4) campus at Prestige Tech Cloud near Kempegowda International Airport is designed as a 100 MW facility campus. The first phase, BLR4A, has gone live with 22.4 MW of critical IT load.

NTT is also developing a major 400 MW AI data center cluster in Hyderabad in partnership with Neysa Networks and the Telangana government. The project is planned to support up to 25,000 GPUs and use liquid immersion cooling and renewable energy. The Hyderabad development is one of NTT’s largest planned AI data center projects in India.

In the Delhi NCR market, Noida 2 provides 52.8 MW across two buildings on a six-acre campus. NTT’s Kolkata 1 campus in New Town is another major expansion, covering 7.5 acres with more than 500,000 sq. ft. of built-up space and over 25 MW of planned capacity.

Some of their other major data center projects of NTT Global Data Centers in India are given below:

Princeton Digital Group (PDG)

Princeton Digital Group (PDG) is a data center operator focused on hyperscale, cloud and AI infrastructure across Asia. In India, its portfolio spans Mumbai, Chennai and Hyderabad, with large-scale campuses designed for high-density computing.

PDG is targeting 1 GW of data center capacity in India and has announced an investment commitment of approximately USD 2.5 billion. Its portfolio includes the 150 MW MU1 campus in Navi Mumbai and new developments in Mumbai, Hyderabad, and Chennai.

Recent Developments:

• India expansion: PDG increased its planned India portfolio to 1 GW in March 2026, backed by a USD 2.5 billion investment commitment.

• MU2, Navi Mumbai: Construction began on a new 120 MW data center on a 10-acre site.

• HY1, Hyderabad: PDG is developing a 90 MW campus across three buildings.

• CH1, Chennai: A planned 72 MW campus will support hyperscale and AI workloads.

Upcoming PDG Data Center Projects in India:

Nxtra by Airtel (Nxtra Data)

Nxtra by Airtel is Airtel’s data center business, operating 15 hyperscale data centers across eight major markets in India. The company has 230+ MW of total power capacity, 390+ MW of renewable energy capacity, and a network spanning 66 cities. Its infrastructure supports enterprise, cloud, hyperscale, and AI workloads.

Nxtra is targeting 1 GW of data center capacity over the next few years, supported by a USD 1 billion investment announced in March 2026. The company is also expanding AI-ready infrastructure, including high-density racks, liquid cooling, and renewable-powered facilities.

Recent Developments:

• USD 1 billion investment: Alpha Wave Global and existing investors are funding Nxtra's capacity expansion.

• 1 GW target: Nxtra plans to scale from roughly 300 MW toward 1 GW.

• AI infrastructure: Facilities support high-density racks of up to 130 kW using air and liquid cooling.

• Renewable energy: Nxtra has 390+ MW of renewable energy capacity and is expanding low-carbon power solutions.

• New acquisitions: Nxtra is acquiring stakes of up to 85% in Rochak Systems and Rovision Tech Hub.

• Major expansion markets: New AI-ready campuses are planned in Chennai, Mumbai, and Kolkata.

Upcoming Nxtra Data Center Projects in India:
 

CapitaLand India (CLINT)

CapitaLand India Trust (CLINT) is developing a portfolio of data centres across India’s key technology markets, including Navi Mumbai, Hyderabad, Chennai and Bangalore. Its planned portfolio has a total gross power capacity of more than 244 MW. The facilities are designed for hyperscale, cloud and enterprise customers, with high floor loading, flexible raised or hard floors, and provisions for liquid cooling.

CLINT’s data centres incorporate sustainable design features such as high-efficiency chillers, water economization, intelligent energy management systems, and solar panels. Its facilities also provide carrier-neutral connectivity and multiple diversified fibre routes.

Recent Developments:

• Navi Mumbai: CapitaLand DC Navi Mumbai 1 has a 108 MW power capacity across two data centre buildings.

• Hyderabad: CapitaLand DC ITPH is under development in Madhapur with 40 MW of power capacity and 11 data halls.

• Chennai: CapitaLand DC Chennai is under development in Ambattur on a four-acre site with 54 MW of power capacity.

• Bangalore: CapitaLand DC ITPB is planned at International Tech Park Bangalore in Whitefield with 42 MW of power capacity.

• AI-ready infrastructure: The facilities provide options for liquid cooling, high-density racks,s and floor loading of up to 2,000 kg/sq m.

Upcoming CapitaLand Data Center Projects in India:

Sify Infinit Spaces (Sify)

Sify Infinit Spaces (Sify), the data centre subsidiary of Sify Technologies, operates a pan-India portfolio of data centres with about 129 MW of operational capacity as of March 2026. The company is expanding across major technology markets and emerging locations, with a focus on hyperscale, AI-ready and edge infrastructure. Its campuses support colocation, build-to-suit, interconnection and managed cloud services, with high-density deployments and liquid-cooling capabilities for AI workloads.

Sify's data centres incorporate sustainable design and energy-efficiency measures, while its AI-ready facilities support NVIDIA-certified infrastructure and rack densities of up to 200 kW. The company has also contracted more than 231 MW of renewable energy to support its data centre operations.

Recent Developments:

• Navi Mumbai: Sify is developing a next-generation AI-ready data centre as part of a two-facility programme backed by an IFC sustainability-linked investment. The Navi Mumbai and Chennai facilities have a combined capacity of 103 MW.

• Chennai: Sify is developing a second next-generation AI-ready data centre in Chennai as part of the 103 MW combined Navi Mumbai and Chennai expansion. Its wider Siruseri campus is planned to scale to about 130 MW.

• Visakhapatnam: Sify has started construction of a 50 MW AI data centre and open cable landing station. The phased development has an eventual target of 500 MW and is linked to a proposed investment of about Rs 15,266 crore.

• Lucknow: Sify is developing an edge data centre on Sultanpur Road to support AI and low-latency workloads in a Tier-2 market.

• Chandigarh: Sify operates an edge data centre with 4.8 MW of capacity and is pursuing a wider distributed edge strategy across secondary markets.

Upcoming Sify Data Center Projects in India: 

Yotta Data Services

Yotta Data Services is expanding its data centre footprint across India through hyperscale, AI-focused and edge infrastructure. Its portfolio includes major campuses in Navi Mumbai, Greater Noida, GIFT City and Chennai, while upcoming developments are focused on high-density AI computing, hyperscale workloads and regional edge connectivity. Yotta's facilities support colocation, cloud, AI and cybersecurity services, with carrier-neutral connectivity and infrastructure designed for high-density deployments.

Yotta is also developing large-scale AI infrastructure, including GPU-focused campuses in Navi Mumbai and Greater Noida, alongside a planned 140 MW Chennai data centre park. Its broader development strategy includes edge facilities in Tier-2 and Tier-3 markets.

Recent Developments:

• Navi Mumbai: Yotta NM1 is an 820,000 sq. ft. Tier IV facility with 52 MW of IT load and capacity for more than 7,000 racks. The wider data centre park is scalable to 1 GW for future hyperscale expansion.

• Navi Mumbai: Yotta is fitting out the NM2 data centre with an 80 MW capacity designed to support up to 40,000 GB300 GPUs as part of its AI infrastructure expansion.

• Greater Noida: Yotta D1 is a 300,000 sq. ft. hyperscale facility with 30 MW of IT load, expandable to 50 MW across the campus.

• Greater Noida: Yotta is developing the D4 data centre, planned as a 120 MW facility designed around next-generation GPU infrastructure.

• Chennai: Yotta's planned data centre park comprises five interconnected buildings, with a planned capacity of 140 MW and space for approximately 25,000 racks.

• GIFT City: Yotta G1 provides 1 MW of scalable IT load across 350 racks and is designed for IFSC requirements, carrier-neutral connectivity, and low-latency interconnection.

• Edge expansion: Yotta is planning edge data centres in cities including Guwahati, Jaipur, Nagpur, Indore, Kochi, Coimbatore, Bhubaneswar, and Patna

Upcoming Yotta Data Center Projects in India:

Equinix India

Equinix, one of the largest data center companies in the world, is expanding its India data centre footprint across Mumbai and Chennai, focusing on colocation, cloud connectivity and AI-ready infrastructure. Its latest developments include the MB3 data centre in Mumbai, launched in April 2026, and the CN1 data centre in Chennai, opened in September 2025.

Equinix's facilities support high-density AI workloads and liquid cooling, while providing access to interconnected digital infrastructure and carrier-neutral connectivity. The company is also integrating its Mumbai facilities to provide low-latency connectivity across its local data centre campus.

Recent Developments:

• Mumbai: Equinix MB3 opened in Chandivali, Powai, in April 2026 as the company's fourth site in Mumbai and fifth in India.

• MB3 capacity: The facility can scale from 1,370 cabinets to more than 5,475 cabinets.

• Mumbai campus integration: MB3 is connected with the nearby MB1 and MB2 facilities to support low-latency connectivity across Equinix's Mumbai footprint.

• Chennai: Equinix CN1 opened in Siruseri in September 2025 as the company's first data centre in Chennai. Phase one involved an investment of USD 69 million and provided 800 cabinets.

• CN1 expansion: The Chennai facility is planned to scale to 4,250 cabinets across the site.

Upcoming Equinix Data Center Projects in India:

Pi Datacenters

Pi Data Centers is an Indian hyperscale data centre provider focused on Tier IV-certified infrastructure, enterprise cloud and AI-ready computing. Its flagship facility in Amaravati, Andhra Pradesh, provides 60 MW of operational capacity and can support up to 5,000 racks. The company's infrastructure portfolio spans Vijayawada, Hyderabad, Kochi and Mumbai, alongside international points of presence in California and Pennsylvania.

Pi Data Centers is expanding its India footprint through new facilities in Mumbai and Hyderabad. The company's current expansion phase includes a planned 23 MW capacity across India, supporting AI workloads, enterprise cloud adoption and data localization. Its facilities incorporate high-availability infrastructure, dedicated power systems, and cloud platforms designed for enterprise workloads.

Recent Developments:

• Mumbai: Pi is developing a Central Mumbai data centre with a planned 23 MW capacity. Phase I is designed to provide 3 MW of critical IT load.

• Mumbai timeline: Phase I of the Central Mumbai facility is scheduled to go live in August 2026 and is designed to support AI, enterprise cloud, and data-localization requirements.

• Hyderabad: Pi is developing a 3 MW enterprise-ready facility in Hyderabad, designed to support scalable GPU clusters and AI cloud workloads.

• Hyderabad timeline: The facility is scheduled to launch in October 2026 and is designed to meet Uptime Institute Tier III requirements.

• Kochi: Pi operates a 3 MW data centre near subsea cable landing infrastructure, supporting cloud and enterprise workloads across southern India.

• AI infrastructure: Pi's new facilities are being designed to support high-density AI workloads, GPU clusters, and enterprise cloud applications.

• National expansion: Pi's current expansion programme targets approximately 23 MW of new capacity across India, including developments in Mumbai and Hyderabad.

Upcoming Pi Data Centers Projects in India:

AdaniConneX

AdaniConneX is a joint venture between Adani Enterprises and EdgeConneX focused on developing hyperscale, colocation, and AI-ready data center infrastructure across India. The company is expanding its footprint across major data center markets including Chennai, Hyderabad, Navi Mumbai, Noida, Pune and Visakhapatnam.

AdaniConneX's facilities are designed for high availability, scalable power capacity and renewable energy integration. Its expansion strategy includes large hyperscale campuses for cloud, enterprise and AI workloads, supported by Adani's power and renewable energy infrastructure and EdgeConneX's global data center expertise.

The company has expanded its long-term India roadmap to target up to 5 GW of data center capacity and USD 5 billion investment in India. Major developments include a gigawatt-scale AI data center campus in Visakhapatnam with Google, alongside projects in Noida, Hyderabad, Pune and Navi Mumbai.

Recent Developments:

• Visakhapatnam: Partnering with Google to develop a gigawatt-scale AI data center campus as part of a multi-billion-dollar investment programme.

• Navi Mumbai: Developing a hyperscale campus with up to 1,000 MW potential IT load, with RFS planned from December 2026.

• Hyderabad: Expanding its regional data center presence through a Hyderabad data center with up to 600 MW potential IT load.

• Noida & Pune: Continuing development of facilities with potential capacities of 150 MW and 250 MW, respectively.

• National expansion: AdaniConneX has expanded its India roadmap to target up to 5 GW of data center capacity.

Upcoming AdaniConneX Data Center Projects in India:

Reliance

Reliance Industries has developed data center infrastructure in India to support enterprise, cloud, storage and AI workloads. Its data center business provides colocation, cloud connectivity, storage and disaster recovery services through its Global Internet Data Center division.

Reliance has also expanded its AI infrastructure strategy through partnerships with global technology companies. Meta has entered into an agreement with Reliance Industries to lease its first AI-enabled data center in India, bringing infrastructure closer to Meta's Indian user base and supporting its AI capabilities.

The company is also developing large-scale digital infrastructure as part of Reliance's broader technology and cloud ecosystem. However, publicly disclosed project-level capacity figures for Reliance's Indian data center portfolio are limited compared with dedicated data center operators.

Recent Developments:

• Meta partnership: Meta has entered an agreement with Reliance Industries to lease its first AI-enabled data center in India.

• Digital infrastructure: Data center infrastructure forms part of Reliance's wider digital services and technology ecosystem.

Reliance Data Center Projects in India:

Larsen & Toubro-Vyoma

Larsen & Toubro’s digital infrastructure business, formerly known as L&T Cloudfiniti, has been rebranded as Larsen & Toubro-Vyoma. The business develops and operates AI-ready data centers in key Indian technology markets, supporting hyperscale, enterprise, cloud, and high-density computing workloads.

L&T currently operates data centers in Mumbai and Chennai, with a combined capacity of 32 MW. Its expansion plan includes three new facilities in Bengaluru, Panvel and Mahape, taking its total data center capacity to 150 MW by 2027. The company has announced an investment of up to INR 3,600 crore for these facilities.

The data centers are designed for AI and high-density workloads, including liquid cooling, NVIDIA GPU infrastructure, and dedicated power infrastructure such as Gas-Insulated Substations (GIS).

Recent Developments:

• Rebranding: L&T Cloudfiniti has been rebranded as Larsen & Toubro-Vyoma.

• Expansion investment: L&T plans to invest up to ₹3,600 crore in three new data centers.

• Capacity expansion: Total data center capacity is targeted to increase from 32 MW to 150 MW by 2027.

• AI infrastructure: Facilities support high-density GPU workloads, liquid cooling, and advanced NVIDIA GPU deployments.

• Chennai: The SPD1 facility in Sriperumbudur provides 30 MW of IT load across a six-floor, 400,000-square-foot facility.

• Long-term target: L&T is also targeting expansion of its broader compute infrastructure business toward 350 MW by 2030.

Upcoming Larsen & Toubro-Vyoma Data Center Projects in India:

Digital Connexion

Digital Connexion is a joint venture between Brookfield Asset Management, Reliance Industries (Jio), and Digital Realty that develops purpose-built, AI-ready data center infrastructure in India. Its portfolio is focused on major technology markets, including Mumbai and Chennai, with expansion planned in Andhra Pradesh.

The company’s facilities are designed for high-density AI and cloud workloads, supporting direct liquid cooling, immersion cooling, NVIDIA GPU infrastructure, and rack densities of up to 150 kW. Its connectivity infrastructure provides access to carrier-neutral networks, internet exchanges, cloud providers, and subsea cable systems through Digital Realty’s global PlatformDIGITAL ecosystem.

Recent Developments: 

• Visakhapatnam: Signed an agreement with Google to develop a gigawatt-scale AI data center campus as part of a multi-billion-dollar investment programme.

• Navi Mumbai: Announced further development of its hyperscale campus, with RFS planned from December 2026.

• India expansion: Expanded its long-term India data center roadmap to target up to 5 GW of capacity.

Upcoming Digital Connexion Data Center Projects in India:

Iron Mountain Data Centers India (Web Werks)

Iron Mountain Data Centers operates data center facilities in India across Mumbai, Bengaluru, Hyderabad, Pune and Noida. Its Indian portfolio includes carrier-neutral facilities serving enterprise, cloud and hyperscale customers.

Recent Developments:

• Chennai campus topping out: Iron Mountain topped out its CHN-1 data center in Ambattur in April 2026. The first building is designed to provide 23.2 MW of capacity, while the two-building campus will scale to 42 MW across 800,000 sq ft.

• CHN-1 commissioning: The first Chennai building is scheduled to go live later in 2026.

• CHN-2 expansion: The second building, a 19 MW facility, is expected to become operational in 2028.

Upcoming Iron Mountain Data Center Projects in India:

Conclusion

The companies covered in this list are shaping the next stage of India’s data center expansion through a combination of operational capacity, new campuses, and large-scale AI infrastructure. STT GDC India, CtrlS, NTT Global Data Centers India, PDG, Nxtra by Airtel, and CapitaLand India lead the market in IT capacity, while other major operators are expanding their footprints across established and emerging data center hubs.

The next phase will be defined by the projects already moving through development. STT GDC’s Palava campus, CtrlS’s Chandan Valley campus, PDG’s MU2 and HY1 facilities, Yotta’s NM2 and Greater Noida expansion, AdaniConneX’s Navi Mumbai and Visakhapatnam developments, and Digital Connexion’s proposed 1 GW Visakhapatnam campus highlight the scale of capacity coming into the market.

The geographic footprint is also widening beyond traditional hubs. Mumbai, Navi Mumbai, Hyderabad, Chennai, Bengaluru and Noida remain major investment markets, while Visakhapatnam, Pune, Kolkata and other emerging locations are attracting large AI and hyperscale projects.

For data center operators, the competitive focus is shifting from simply adding capacity to securing power, building AI-ready infrastructure, integrating liquid cooling, accessing renewable energy, and delivering projects on schedule. The companies that can execute their announced pipelines will have a significant role in determining the scale and distribution of India’s digital infrastructure through the rest of the decade.

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