Biggest IT Companies In India: Who’s On Top?

India had been a major source for IT companies and related operations globally, and now let us have a look at the leading companies that are on top of the list in terms of volume and revenue generated.

Most Valuable IT Service Brands in 2026

1. Accenture – $42.3 billion

2. TCS – $21.2 billion

3. Infosys – $16.4 billion

4. IBM – $11 billion

5. NTT Data – $10.7 billion

6. Capgemini – $10.5 billion

7. Cognizant – $9.6 billion

8. HCL Tech – $9 billion

9. Wipro – $6.3 billion

10. CGI – $4.3 billion

The 2026 ranking of the most valuable IT service brands highlights how global technology consulting and digital transformation services continue to dominate enterprise spending.

Accenture stands far ahead of the competition, driven by its strong focus on cloud services, artificial intelligence, cybersecurity, and large scale digital transformation projects across industries.

Indian IT giants TCS and Infosys continue to strengthen their global presence, benefiting from long term client relationships, consistent revenue growth, and deep expertise in digital, data, and enterprise modernization.

Their strong delivery models and cost efficiency remain key advantages. IBM retains its position through its enterprise legacy, hybrid cloud offerings, and AI driven solutions, even as it undergoes strategic restructuring.

Companies like NTT Data and Capgemini have gained momentum through acquisitions and expansion in consulting led digital services. Cognizant, HCL Tech, and Wipro remain competitive by focusing on engineering services, cloud migration, and next generation technologies.

CGI rounds out the list with steady growth in government and enterprise IT services. Overall, this list reflects how brand value in IT services is increasingly shaped by innovation, trust, and the ability to deliver complex digital solutions at scale.