India’s data centre industry is experiencing explosive growth driven by AI adoption, 5G rollout, cloud migration, and the country’s expanding digital economy. India’s data centre market reached 1,500 MW in capacity by the end of 2025 with around 132 existing data centres, and capacity is expected to reach 1.7 GW by end of 2026. India hosts approximately 141 operational data centres with Maharashtra and Tamil Nadu accounting for a significant share of the country’s existing capacity, while more than 25 percent of India’s upcoming data centre power capacity is concentrated in Maharashtra, reinforcing Mumbai’s position as the country’s leading growth market. Yotta NM1 in Navi Mumbai is Asia’s largest Tier IV data centre, spanning 820,000 square feet with an IT power capacity of 36 MW as part of a campus planned for up to 1 GW of scalable capacity. Let us have a look at the top 10 data centre companies in India for the year 2026.
1. NTT Global Data Centers India
NTT Global Data Centers India, the Indian business of NTT Limited with heritage from Netmagic which was founded in the year 1998, ranks among the leading data centre operators by capacity across India providing enterprise-level managed hosting, cloud, and colocation services. The company has built an extensive network of data centre facilities across India’s major cities and is recognised as one of the most established and trusted names in India’s colocation and managed services data centre landscape.
NTT Global Data Centers India serves enterprises, cloud providers, and government clients with its colocation, managed hosting, and cloud connectivity services, and is one of the longest-established and most trusted data centre operators in India given its NTT global parentage and Netmagic operational heritage.
2. ST Telemedia Global Data Centers (STT GDC)
ST Telemedia Global Data Centers India, part of the Singapore-based STT GDC group, ranks among the leading data centre operators by capacity in India and incorporates international operational excellence with high sustainability and energy efficiency standards. In 2025-26, STT GDC’s Chennai 7 facility became operational, significantly strengthening regional data centre capacity, and the company’s campuses are best suited for hybrid cloud strategies and global enterprises requiring internationally consistent operational standards.
STT GDC India serves hybrid cloud strategy enterprises and global multinational clients with its internationally benchmarked colocation and data centre services, and its Singapore-linked global operational standards make it the preferred choice for multinational companies seeking consistent data centre quality across multiple geographies.
3. CtrlS Datacenters Limited
CtrlS Datacenters, with massive campuses in Mumbai, Bangalore, Kolkata, Hyderabad, Noida, and Chennai, is a trusted partner for India’s largest enterprises and ranks among the leading data centre operators by capacity in India. CtrlS is associated with Tier IV certification and 99.9 percent SLAs, specifically concerned with compliance and security for mission-critical enterprise environments. The company is developing its Chandan Valley Campus near Hyderabad, which will deliver over 612 MW of IT capacity across 40 acres, making it one of the most ambitious upcoming data centre projects in the country.
CtrlS serves BFSI, government, and compliance-heavy industries with its Tier IV certified, highly secure data centre infrastructure, and its expanding Chandan Valley mega-campus near Hyderabad positions it as one of the most capacity-ambitious data centre operators in India’s growing market.
4. Yotta Data Services (Hiranandani Group)
Yotta Data Services, part of the Hiranandani Group, operates Yotta NM1 in Navi Mumbai — Asia’s largest Tier IV data centre spanning 820,000 square feet across 16 floors that can house up to 7,200 racks with an IT power capacity of 36 MW, part of a campus planned for up to 1 GW of scalable capacity. Yotta runs hyperscale campuses meant to serve cloud providers and large organisations, with a focus on power density and future capacity expansion for the AI infrastructure boom.
Yotta serves hyperscale cloud providers, cloud-native platforms, and large SaaS companies with its massive Tier IV hyperscale campus infrastructure, and its NM1 facility’s scale and planned 1 GW capacity expansion makes it one of the most ambitious single-site data centre developments anywhere in Asia.
5. AdaniConneX (Adani Enterprises and EdgeConneX JV)
AdaniConneX, a 50:50 joint venture between India’s Adani Group and global data centre operator EdgeConneX, has emerged as a hyperscale heavyweight with an ambitious goal to develop 1 GW of data centre capacity within the next decade. The company’s flagship Chennai 1 facility is just the beginning of a nationwide rollout plan, and AdaniConneX is focused on building a sustainable and reliable digital infrastructure platform to power the next wave of cloud and AI adoption across Digital India.
AdaniConneX serves hyperscale cloud providers and large enterprises with its growing nationwide data centre platform, and its Adani Group backing provides access to power infrastructure, land, and capital resources that give it significant scale advantages in India’s competitive hyperscale data centre race.
6. Tata Communications
Tata Communications, the data centre and digital infrastructure arm of the Tata Group, is listed on Indian stock exchanges and is one of the most established Indian-origin data centre and connectivity companies in the country. The company combines its data centre operations with its global subsea cable network and enterprise connectivity business, giving it a unique integrated digital infrastructure offering that spans colocation, cloud connectivity, and international bandwidth services for enterprise clients.
Tata Communications serves large enterprises, government agencies, and international businesses with integrated data centre, connectivity, and managed network services, leveraging its global subsea cable network and decades of telecom infrastructure investment to provide a uniquely comprehensive digital infrastructure platform.
7. Sify Technologies Limited
Sify Technologies, listed on NASDAQ and one of India’s significant data centre operators, ranks among the leading data centre operators by capacity in India alongside NTT DATA, ST Telemedia, and CtrlS. The company operates data centres across multiple Indian cities and provides cloud, network, and managed services alongside its colocation business, making it one of the most diversified Indian data centre and digital infrastructure companies with a long operating history in the country.
Sify Technologies serves enterprises and cloud service providers with its integrated data centre, cloud, and network services, and its NASDAQ listing provides international capital market visibility for one of India’s most established homegrown data centre operators.
8. Digital Connexion (Digital Realty, Brookfield, Jio Platforms JV)
Digital Connexion, a three-way joint venture uniting Digital Realty, Brookfield Infrastructure, and Jio Platforms, brings together one of the world’s largest data centre real estate investment trusts with Reliance’s telecom infrastructure and Brookfield’s global infrastructure investment capability. This unique combination of partners gives Digital Connexion access to global data centre development expertise, infrastructure capital, and Jio’s extensive telecom and digital ecosystem reach across India.
Digital Connexion serves hyperscale cloud providers and large enterprises with its data centre platform built on the combined strengths of Digital Realty’s global REIT expertise, Brookfield’s infrastructure capital, and Jio Platforms’ telecom and digital ecosystem access across India.
9. Nxtra Data (Bharti Airtel)
Nxtra Data, Bharti Airtel’s data centre subsidiary, has filed a Draft Red Herring Prospectus for an IPO, positioning it as one of the closest things to a direct pure-play listed data centre investment opportunity for Indian retail investors when it eventually lists. The company leverages Airtel’s extensive telecom infrastructure, fibre network, and enterprise client relationships to build a comprehensive data centre and digital infrastructure platform across India.
Nxtra Data serves enterprises and cloud providers with its data centre and colocation services built on Bharti Airtel’s telecom infrastructure backbone, and its planned IPO reflects the growing investor appetite for direct exposure to India’s data centre infrastructure growth story.
10. Anant Raj Cloud Private Limited
Anant Raj Limited, through its subsidiary Anant Raj Cloud Private Limited, entered the data centre segment by operationalising facilities in locations like Panchkula and Manesar, with plans for further expansion in these and other locations including Rai. The company represents the growing trend of established Indian real estate and infrastructure developers diversifying into data centre development, leveraging their land bank and construction capabilities to enter India’s fast-growing digital infrastructure sector.
Anant Raj Cloud serves enterprises and cloud customers in North India with its growing data centre footprint, and represents an important new entrant category of real estate and infrastructure companies that are diversifying into data centre development to capture India’s exploding digital infrastructure demand.
Frequently Asked Questions (FAQs)
Q: Which is the largest data centre company in India in 2026?
A: Yotta Data Services operates Yotta NM1 in Navi Mumbai, Asia’s largest Tier IV data centre spanning 820,000 square feet with plans to scale to 1 GW capacity. NTT Global Data Centers India, ST Telemedia Global Data Centers, and CtrlS rank among the leading data centre operators by total capacity across India according to multiple industry assessments.
Q: What is the size of India’s data centre market in 2026?
A: India’s data centre market reached 1,500 MW in capacity by the end of 2025 with around 132 existing data centres, and capacity is expected to reach 1.7 GW by end of 2026, growing at 15 to 20 percent CAGR. India hosts approximately 141 operational data centres concentrated primarily in Maharashtra and Tamil Nadu, with Mumbai dominating as the primary hub followed by Chennai and Hyderabad.
Q: Are there any listed pure-play data centre stocks in India?
A: Data centre stocks in India currently offer limited pure-play listed options. The closest listed exposure is through Adani Enterprises via its AdaniConneX joint venture and Sify Technologies which trades on NASDAQ. Most major operators including Yotta, CtrlS, NTT Global Data Centers, and ST Telemedia are currently unlisted. Nxtra Data, Bharti Airtel’s data centre subsidiary, has filed a DRHP for an IPO which would create a more direct pure-play investment option.
Q: What is driving data centre growth in India?
A: Key growth drivers include rising AI adoption requiring massive compute and storage infrastructure, 5G rollout requiring edge computing capacity, enterprise cloud migration, growing OTT and streaming content consumption, government data localisation requirements, and India’s overall digital economy expansion. India commands a dominant position in South Asia for data centre colocation services, accounting for approximately 92 percent of the region’s market share.
Q: What is a Tier IV data centre and why does it matter?
A: Tier IV is the highest data centre certification standard, indicating fully redundant infrastructure with no single point of failure and guaranteed uptime of 99.995 percent or higher. Yotta NM1 and CtrlS facilities have achieved Tier IV certification, making them suitable for the most mission-critical enterprise applications including BFSI, government, and large-scale cloud computing where any downtime would have severe financial or operational consequences.
