Debdas Sen

Chief Executive Officer TCG Digital

Last Reviewed: September 28, 2026

Executive Summary

Debdas Sen is Chief Executive Officer of TCG Digital, which The Chatterjee Group describes as its flagship technology company. TCG Digital builds data science, analytics and AI solutions around its mcube platform, and its customers include large downstream petroleum and petrochemical operators. Sen came to the business from PricewaterhouseCoopers India, where he was an Executive Director and Partner. There he led PwC India’s technology consulting, sat on the PwC Network’s technology leadership team and was Managing Partner for Eastern India. He has led TCG Digital since at least 2020 and was still presenting its product releases and representing it at industry events in 2026.

Career Highlights

• Chief Executive Officer of TCG Digital, part of The Chatterjee Group, which says it operates from 11 global offices.
• Quoted as CEO when TCG Digital and Lummus Technology formed the Lummus Digital joint venture in November 2020 to digitalize refining, petrochemical and gas processing operations.
• Keynote speaker for TCG Digital’s mcube 5.5 agentic AI release in August 2026 and at CII ICT East 2026.
• Former Executive Director and Partner at PwC India: Technology Consulting Leader, Managing Partner in Eastern India, and Analytics Competency Lead for Europe, the Middle East, Africa and India.
• B.Tech (Hons.) in Electronics and Communication Engineering from IIT Kharagpur.

Professional Journey

Sen trained as an engineer and earned a B.Tech (Hons.) in Electronics and Communication Engineering from IIT Kharagpur, which lists the year as 1997. He built his career at PricewaterhouseCoopers India, where he became an Executive Director and Partner. His final roles there covered both practice leadership and geography. He was PwC India’s Technology Consulting Leader and part of the technology leadership team for the wider PwC Network. He was Managing Partner in Eastern India. He was also the Analytics Competency Lead for Europe, the Middle East, Africa and India.

He then joined the TCG Group, the investment and operating group that Dr. Purnendu Chatterjee founded in 1989, and became CEO of TCG Digital. The company’s own description of its focus is AI, analytics, mobility, cybersecurity, blockchain, IoT and robotic process automation, built on the mcube data platform. By November 2020 he was CEO when TCG Digital and Lummus Technology announced Lummus Digital, a joint venture to bring big data, advanced analytics, AI and process simulation to refining, petrochemical and gas processing operators. At the launch he said TCG Digital served “the biggest downstream petroleum and petrochemical companies.”

In 2026 the company pushed mcube toward agentic AI, and Sen was keynote speaker for the mcube 5.5 release webinar in August. In September he led TCG Digital’s delegation to CII ICT East 2026, where he gave the inaugural keynote on India’s AI roadmap and opportunities for Eastern India. He works with Executive Chairman Mikael Hagstroem, who is also CEO of TCG group company LabVantage Solutions.

Outside the company, TCG Digital’s biography says he has contributed to leading journals, spoken at seminars in the US and India, held positions in several chambers of commerce, and chairs the Eastern Region of the American Chamber of Commerce.

Education

Indian Institute of Technology Kharagpur

B.Tech (Hons.), Electronics and Communication Engineering, 1997