As the capital and largest city in the state of West Bengal, Kolkata is the primary financial and technology hub of eastern India, making it a popular spot for IT companies to set up shop. Ranging from local startups to multinational corporations, these are some of the most prominent companies shaping Kolkata’s information technology sector.
Top IT Companies in Kolkata
- Tech Mahindra
- Tata Consultancy Services
- IBM
- Dell Technologies
- Infosys
- Wipro
- Cognizant
- Oracle
IT Companies in Kolkata to Know
SAP is a German multinational tech company that makes enterprise-grade data processing and management software to help businesses streamline their HR, supply chain and customer experience operations. The company began operations in India in 1996, with a headquarters in Bangalore and offices in Mumbai, New Delhi and Kolkata. Today, SAP India is among the company’s fastest growing subsidiaries, according to its website.
BT Group (formerly British Telecom) is a London-based telecommunications company, internet provider and IT services company. Operating in more than 180 countries, it is one of the largest providers of fixed-line broadband and mobile services. The company has been operating in India since 1987, supporting some of the country’s most prominent organizations and businesses. BT Group’s regional headquarters is in New Delhi, with additional offices in Bangalore, Gurugram and Kolkata.
Dell India Private Limited is a regional subsidiary of American tech conglomerate Dell Technologies, offering a range of IT services to everyone from large-scale businesses to single users. It also sells hardware like laptops, desktops, servers, network switches, data storage devices and more directly to consumers. While the company’s headquarters are in Bangalore, Dell has offices all over India, including two in Kolkata’s Bidhannagar district.
Concentrix is a tech services provider that helps businesses expand their data and digital capabilities, particularly when it comes to artificial intelligence. Some of its services include AI assessments, roadmaps, self-service chatbots and automated QA testing. The company is headquartered in California, but it has hundreds of offices throughout North America, Latin America, Europe, the Middle East, Africa and the Asia Pacific region, including Kolkata and other large Indian cities.
Accenture develops software to help businesses streamline their operations, offering expertise in everything from cybersecurity to app development. With a global workforce of more than 730,000 employees, it is the world’s largest IT services and consulting firm by size. The Dublin-based company has an especially big presence in India, with several offices throughout the country, including one in Kolkata’s Rajarhat neighborhood.
Tech Mahindra is the IT consulting arm of Mahindra Group, an Indian multinational conglomerate that works in industries ranging from aerospace to farming equipment. With more than 100,000 employees in India, Tech Mahindra is among the largest companies of its kind in the country, helping businesses all over the world leverage technology like artificial intelligence, quantum computing and 5G. The Pune-based company has hundreds of offices in cities all over the world, including two in Kolkata.
Valued at more than $92 billion, Infosys is the second-largest IT firm in India by market capitalization. The company operates in more than 50 countries, providing consulting and outsourcing services, as well as IT services like DevOps, custom app development, cloud migration and robotic process automation. Outside of its headquarters in Bangalore, Infosys has several offices throughout India, including a new, 50-acre campus in Kolkata’s New Town region, which can hold more than 3,000 employees.
Wipro helps businesses around the world with their digital transformation and infrastructure modernization needs, providing cloud computing, cybersecurity, AI and other tech services. The company is mainly based in Bangalore, but has a large development center in Kolkata’s Bidhannagar district. Originally founded as a vegetable oil manufacturer in 1945, Wipro now serves as one of the largest IT firms in India by revenue. And with a global headcount of nearly 250,000 people, it is also one of the country’s primary employers.
Ericsson is a Swedish multinational tech company that provides internet and wireless services (namely 5G and 6G), as well as enterprise network connectivity services, to businesses around the world. Its business operations include research and development, network systems and software development, and running operations for telecom service providers. Ericsson powers nearly every facet of telecommunications in India, according to its website, and has several offices throughout the country, including in Kolkata.
With a market capitalization of more than $180 billion, Tata Consultancy Services (TCS) is one of the most valuable companies in India. The IT services and consulting firm operates under the Tata Group, the nation’s largest conglomerate, offering software solutions for cloud computing, cybersecurity, app development and more to businesses across a variety of industries, from healthcare to retail. TCS is headquartered in Mumbai but has more than 30,000 employees working in Kolkata, where it has a campus in the Rajarhat neighborhood.
Oracle provides software, hardware and cloud-based products — as well as a large suite of IT services — to help businesses all over the world mine, organize and retrieve their enterprise data. It is well known for its open source relational database management system, MySQL, which enables users to store all the information they need to efficiently run large, complex web applications. The Texas-based company has a large office in Kolkata’s Martin Burn Business Park, along with several other facilities throughout India.
ITC Infotech is a tech services and solutions provider, offering a range of automation, digitization, manufacturing and sustainability services to businesses working in industries like banking and financial services, healthcare, consumer goods, retail and travel and hospitality. The company’s corporate headquarters is in Bangalore, but it has additional offices in Kolkata, Pune and Gurugram. Beyond India, it also operates in 39 countries across the Americas, Europe, the Asia Pacific region and the Middle East.
Born out of a 2022 merger between L&T Infotech and Mindtree, LTIMindtree is India’s fifth largest IT services and consulting firm by market capitalization, specializing in areas ranging from app development to generative AI. The company operates three development centers in Kolkata alone, the newest of which was opened in 2022 with the plan of creating some 20,000 new jobs in the next five years. Altogether, LTIMindtree employs more than 80,000 people globally, with offices throughout North America, Europe, the Middle East, Africa and the Asia Pacific region.
Headquartered in Kolkata’s New Town region, TechCapita is an IT and software company that offers a wide variety of services, including content writing, graphic design, app development, digital marketing and tech support. The company also provides a range of course certifications, enabling users to gain skills in areas like web development and database management.
While IT services and consulting giant Capgemini is headquartered in France, more than half of its 350,000-employee workforce is based throughout India. Its Kolkata office is a 2,300 square-foot space located in the city’s Candor Tech Space, where it employs about 7,000 people. Capgemini helps businesses around the world with all aspects of their digital transformation, including cloud adoption, AI development and sector-specific cybersecurity services. The company serves industries ranging from aerospace and defense to hospitality and travel.
Microsoft is one of the most prominent names in tech, known for its Windows operating system, Azure cloud computing platform, Bing AI search engine and suite of software stables like Word, Excel and Powerpoint. The company is headquartered in Redmond, Washington, but employs more than 20,000 people across 10 corporate offices in India, including in Kolkata, where they work on everything from research and development to customer support. Microsoft also offers its cloud services from local data centers throughout the country, accelerating the digital transformation of local startups, enterprises and government organizations.
Rebranded as HCLTech in 2022, HCL Technologies is the IT services and consulting arm of software company HCL, focused primarily on digital engineering, cloud adoption and IoT solutions. The company has also moved into the development of semiconductors and AI chips, collaborating with industry leaders like Arm and Sankalp Semiconductors. Though it is headquartered in Noida, HCLTech has a large office in Kolkata’s Bidhannagar district.
Although it is headquartered in New York, IBM has more than 100,000 employees working in India, with several large offices throughout major cities like Bangalore, Mumbai, Hyderabad and Kolkata. Founded in 1911, the company is one of the oldest providers of software, hardware, cloud infrastructure and IT services in the world — known best for its servers, data storage systems and networking equipment, as well as its work in high-performance computing and artificial general intelligence.
Genpact helps hundreds of businesses around the world implement new technologies into their operations, offering a variety of AI-driven digital transformation, sales, accounting, supply chain and customer experience management services. The company was originally founded by energy conglomerate General Electric in 1997 to provide outsourced business services, and spun off on its own in 2005. Although it has since moved its headquarters from New Delhi to New York, the majority of its employees work out of its two dozen offices throughout India, including in Kolkata.
Cognizant provides custom software engineering, data analytics, cloud computing and automation services to businesses working in industries ranging from consumer goods to pharmaceuticals. Founded in Chennai in 1994, the IT consulting and outsourcing firm has since moved its headquarters to the United States. But it still maintains a large presence in India, with several offices throughout cities like Pune, Bangalore, Chennai and Kolkata.