List of IT companies in Kolkata – 2024

As everyone knows, India’s capital is Delhi and its cultural capital is Kolkata. The rising IT companies in Kolkata are the most significant software hubs. For the end of few years, Kolkata has become an important IT outsourcing region on the eastern side.

Technology has brought various innovations all over the world. In this city, the IT sector is dominated by service-enabled businesses. Most software companies are facing crucial challenges to survive in this present market and use advanced technologies like AI, ML, IoT, and automation for better productivity.  

The best IT companies in Kolkata

  • IBM
  • Cognizant Technology Solutions
  • Accenture
  • Capgemini
  • Wipro
  • HCL  
  • Tata Consultancy Services
  • Deloitte
  • Tech Mahindra
  • SAP India Pvt Ltd


IBM IT companies in Kolkata

In the year 1911, IBM was founded by Herman Hollerith, Charles Ranlett Flint, and Thomas J. Watson. IBM is a multinational company established in the United States concentrating on designing software systems, Hardware products, Smart Devices, Hybrid arrays, and Flash arrays. As well it is one the top 10 IT companies in usa.

The company possesses multiple branches across India and its headquarters is located in New York. Their products are categorized into three divisions as Systems, Software, and Services. The company targets cutting-edge technologies like Blockchain, Cloud Computing, AI, Automation, Data Analytics, and more. 

IBM affords exceptional services like eCommerce, Cyber security, IT Infrastructure, and Hybrid Cloud systems. The major core values of IBM are outstanding customer service & the quest for excellence. Nearly three lakh employees are working at IBM at the global level. The total net income is 163 crores USD and revenue is 6053 crores USD. It is one of the best IT companies in kolkata.

In the present era, IBM holds nearly a 4.94% share of the global market. The total IBM rating given by their employees is 4.4. The company provides multiple benefits like Health Insurance, Work from Home Policy, Maternity Leave, etc. 

Top Services Offered by IBM

  • Analytics
  • Application Services
  • Artificial intelligence
  • Block Chain
  • Cloud Computing
  • Hybrid Cloud
  • CyberSecurity
  • E-commerce
  • IT Infrastructure


Head Quarters: Armonk, New York, U.S


CTS IT companies in Kolkata

In the year 1994, Kumar Mahadeva and Francisco D’Souza established Cognizant Technology Solutions. It is a US-based multinational company where nearly three lakhs and fifty thousand employees work at the global level. The mission of CTS is to develop their business stronger and provide innovative solutions for their potential clients. The company’s total revenue is about 1680 crores USD and its net income is 229 crores USD. CTS’s asset value is nearly 1785 crores USD.

The company offers multiple services like digital products, IT services, Web Analytics, BI, Data Warehousing, Consulting, Cloud Solutions, Software Product Development, Application Services, Infrastructure Services, etc. It has been ranked in 5th position according to Fortune Magazine. The tola rating of CTS is 3.9. CTS holds nearly a 1.59% share of the global market. Lists of benefits provided by CTS are Life Insurance, Paid Sick Leave, Work from Home, and more. 

Top Services Offered by CTS

  • Digital Transformation
  • IT Consulting and Services
  • Business Process Services
  • Quality Engineering and Assurance
  • Industry-Specific Solutions
  • Digital Operations


Headquarters: Teaneck, New Jersey, U.S


Accenture IT companies in Kolkata

The founder and Chief Executive Officer of Accenture is Julie Sweet. The company was founded in 1898 in Bermuda. It is one of the notable IT companies in Kolkata affording various services like Consulting solutions, Automation, Business Strategy, Supply Chain, Digital Transformation, Application Services, IT, and other business problem-solving, etc. At the global level, the company is operated in above hundred countries. The employee strength is nearly seven lakhs and twenty thousand.

At present Accenture is working with nearly nine thousand clients all over the world. The revenue is nearly 6160 crores USD and its respective subsidiaries are Avanade, Federal Services, Droga5, and more. The average rating of Accenture is 4.1 and holds nearly a 4.94% share of the global market. Accenture provides various benefits like Work from Home, Childcare leave, Unpaid extended leave & Health Insurance, etc. 

Top Services Offered by Accenture

  • Application Services
  • Artificial Intelligence
  • Automation
  • Business Process Outsourcing
  • Business Strategy
  • Ecosystem Services
  • Cloud
  • Customer Experience
  • Data & Analytics
  • Digital Commerce Etc..


Headquarters: Dublin, Ireland


Capgemini IT companies in Kolkata

Capgemini was established in 1967 and its headquarters is located in Paris, France. The founder of the company is Serge Kampf. Lists of services are Business Services, Technology operations, Cloud oriented services, Artificial Intelligence, IT, BPO, KPO, Data engineering, etc. Nearly four lakh employees are working in Capgemini. It possesses branches in nearly forty countries all over the world. The revenue is nearly 2200 crores EUR and its subsidiaries are Capgemini Invent, Engineering, Sogeti, and more.

The current market cap of Capgemini Technology solution is nearly 82500 crores occupying a profitability margin of 10%. The rating provided by their employees is 4.0. The company provides multiple benefits like optimistic management, Flexible Spending Account, Life Insurance, cab facilities, best infrastructure, power-packed team management, and more. 

Top Services Offered by Capgemini

  • Cloud
  • Customer first
  • Cybersecurity
  • Data and artificial intelligence
  • Enterprise management
  • Intelligent industry
  • Sustainability


Headquaters: Paris, France


Wipro IT companies in Kolkata

Wipro is one of the foremost IT companies in Kolkata founded by M.H. Hasham PremjiThe company was founded in 1945 focusing on multiple services like Data Analytics, IT, consultancy, Digital Marketing, Healthcare, Blockchain, Salesforce Cloud computing, innovative solutions, digital transformation services, etc. It is a well-known manufacturing firm headquartered in Bangalore. Wipro is standing in the prime position in the list of IT companies in India. The company possesses a prodigious workforce with over three lakh employees.

Nearly 1300 clients from all over the world are having tie-ups with the company. The net income is nearly 12,237 crores INR. Wipro holds a market value of 26.38 billion dollars. In the future, the company is planning to invest about one billion dollars in the sector of the Full-Stride Cloud business. Its rating is nearly 3.9 and the company’s benefits are health insurance, cab facilities, education assistance, etc.

Top Services Offered by Wipro

  • Applications
  • Artificial & Augmented Intelligence
  • Business Process
  • Business Solutions
  • Cloud
  • Consulting
  • Cybersecurity
  • Data & Analytics
  • Design & Experience
  • Digital Marketing & Interaction Etc..


Headquaters: Bangalore

HCL Technologies Limited 


It was founded in the year 1991, established by Shiv Nadar. It is operated in above 52 countries globally and its headquarters is located in Noida. The company is full-fledged to strive hard to satisfy the needs and demands of worldwide clients. As of now, the company’s strength is nearly two lakh employees. HCL was established in 1976.

It has succeeded in the present Indian Information Technology Market. HCL’s terrific services are IT, Consulting, BPO, Hybrid Cloud, Cyber Security, Networks, Intelligent Operations, and more. 

Their everlasting clients are Merck & Co, Autodesk, Boeing Company, CEMEX, Mattel, etc. The company’s three major sectors are Research & Development, Infosystems & Healthcare. Their subsidiaries are Actian, Geometric Limited, Star schema, and Axon.

HCL holds a market cap of nearly forty billion dollars. The company’s revenue is nearly eleven billion US dollars. HCL affords several benefits like the pension scheme, individual development plans, Childcare vouchers, regular incentives, annual leave, etc. Its rating is nearly 3.8 out of 5. 

Top Services Offered by HCL

  • Digital Business
  • Application Support & Maintenance
  • Digital Consulting
  • Digital Applications & Platforms
  • Application Modernization & Integration
  • Data & Analytics
  • Software as a Service (SaaS)
  • Enterprise Applications


Headquaters: Noida

Tata Consultancy Services

Tata Consultancy Services

Tata Consultancy Services is one of the giant multinational companies at the global level. It was formed in the year 1968. The founders are Faqir Chand Kohli and J.R.D. Tata. As of now, TCS has been operated in 150 locations across 46 counties. TCS’s employee strength is above six lakhs. Tata Group manages the overall Tata Consultancy’s IT, BPS services. It is one of the preeminent firms on the list of top IT companies in Hyderabad. The company affords scalable services like business solutions and consulting services. 

In Kolkata, there are nearly nine branches of TCS located in different areas. Lists of robust services provided by TCS are Artificial Intelligence, Cloud, Consulting, Cyber Security, IoT Digital Engineering, Cognitive Business Operations, Data & Analytics, TCS Interactive, Enterprise solutions, etc. TCS is in the top position of the list of  IT companies in Kolkata.

The TCS profit increased about 11% in Q3 to 10846 crores INR. The market size of the company is one hundred and fifty-one billion dollars. It occupies about fifty-six percent of the worldwide outsourcing market. The company’s rating is 3.9 and the lists of benefits are maternity leave, child care leave, health insurance, cab facilities, etc.

Top Services Offered by Tata Consultancy Services

  • Cloud 
  • Cognitive Business Operations 
  • Consulting 
  • Cybersecurity 
  • Data and Analytics 
  • Enterprise Solutions 
  • IoT and Digital Engineering 
  • TCS Interactive 
  • Sustainability Services


Headquaters: Mumbai



Deloitte is the most notable company known for its consultancy services. The company’s headquarters is located in London. Lists of top-rated services offered by the company are Auditing, Tax Services, Consulting, Financial Services, etc. In terms of revenue, Deloitte is a global-level consulting company.

Their clients are from India and all over the world. Their employees hold a degree in Finance either Computer Science. As of now, the company’s employee count is nearly five lakhs. Currently, Deloitte is focusing on different sectors like Corporate Finance, Data Science, Cyber Security, ERP Systems, eCommerce, and more. 

Top Services Offered by Deloitte

  • Tax
  • Consulting
  • Audit & Assurance
  • Deloitte Private
  • M&A and Restructuring
  • Risk & Financial Advisory
  • AI & Analytics
  • Cloud
  • Diversity, Equity & Inclusion


Headquaters: London, England

Tech Mahindra

Tech Mahindra

Tech Mahindra is one of the prominent IT companies in Kolkata. It was formed in 1986, workin on above sixty Metaverse projects. Anand Mahindra is the founder of the company. They afford scalable services like Cloud, BPS, Automation, Information Technology, Cyber Security, Consulting, BPO, hospitality, logistics, renewable energy, and more. At present, nearly one lakh fifty thousand employees are working in Tech Mahindra. 

The scalable products of Tech Mahindra are Smart IoT Devices, Smart D2C Equipment Pack Management, etc. The company stands at the prime position in terms of utility vehicles and financial services. It is completely a service-based company and its headquarters is located in Pune.

The net revenue is 38,642 crores INR and the net income is 4,353 crores INR. The market cap of Tech Mahindra is 109784.9 INR. Its rating is about 3.7 out of 5. The company provides several benefits like Health insurance, Cab facilities, Work from home policy, etc. 

Top Services Offered by Tech Mahindra

  • Infrastructure and Cloud Services
  • Experience Design Services
  • Business Process Services
  • Network Services
  • Testing Services
  • Business Excellence Services
  • Integrated Engineering Solutions
  • Performance Engineering
  • Telecom Product Engineering 
  • SAP Etc..


Headquaters: Pune

SAP India Pvt Ltd


It is a German-oriented software company that assists enterprises to handle managerial operations and client data. SAP India Pvt Ltd is known for its stable employment & top-notch perks. The total number of employees is about one lakh and twelve thousand. SAP is one of the top-rated firms in the list of IT companies in Pune. At the global level, the company has been partnered with twenty-two thousand companies. 

SAP is more specialized in a list of services like Cloud Peering, Data Management, Automotive Industry Landscape Transformation, etc. The company was established in the year 19272 and it possesses multiple branches in Bangalore, Mumbai, and New Delhi & more.

Their marketing associates are located in Bangladesh and Sri Lanka. The net revenue is nearly 2755 crores EUR. The company holds a market share of 10.73% in the present ERP market. Lists of benefits are maternity leave, paternity leave, work-life balance, etc. 

Top Services Offered by SAP India Pvt Ltd

  • Digital business ideation and modelling 
  • Business architecture and road map design
  • Landscape strategy and architecture
  • Organisational change management
  • Value design and assessment


Headquaters:  Bangalore

IT companies in Kolkata  Contact Us


In the present world, the above-mentioned IT companies in Kolkata are the leading firms. Advanced technologies and contemporary techniques play a vital role in this dominating market. The city possesses start-up firms, medium-level enterprises, and multinational companies. For the successful execution of IT, banking, and trade businesses, Kolkata is the centric location in the eastern part of India. To know more about the IT industry and top-level IT companies worldwide reach our website Team Tweaks.


A well-versed experience in the field of IT with more than 14+ years of expertise in DevOps Consulting, Quality Assurance, Project Management & Outsourcing and predominantly focusing on customer relationships, negotiations, estimations, contact partners, market research and helping small business owners and young entrepreneurs to reach their next level.