Tamilnad Mercantile Bank Appoints S. Balasubramanian as Data Protection Officer
Tamilnad Mercantile Bank Limited has appointed Thiru. S. Balasubramanian as Data Protection Officer effective December 26, 2025, under SEBI Regulation 30. Balasubramanian, currently Deputy Vice President, brings over 26 years of IT and cybersecurity experience, including 7 years as CISO at DBS Bank. He holds multiple professional qualifications including MBA, MCA, CAIIB, CISA, and various cybersecurity certifications, with expertise in information security governance, data protection, and IT risk management.

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Tamilnad Mercantile Bank Limited has announced a key senior management appointment, naming Thiru. S. Balasubramanian as its new Data Protection Officer. The appointment, effective December 26, 2025, was communicated to stock exchanges under Regulation 30 of SEBI Listing Obligations and Disclosure Requirements Regulations, 2015.
Appointment Details
The bank has appointed Balasubramanian, who holds the position of Deputy Vice President, to serve as Data Protection Officer with immediate effect. The appointment was formally communicated to both the National Stock Exchange of India Limited and Bombay Stock Exchange Limited on December 26, 2025.
| Parameter: | Details |
|---|---|
| Appointee: | Thiru. S. Balasubramanian |
| Current Designation: | Deputy Vice President |
| New Role: | Data Protection Officer |
| Effective Date: | December 26, 2025 |
| Regulatory Compliance: | SEBI Regulation 30 |
Professional Background and Experience
Balasubramanian brings extensive expertise to his new role, with over 26 years of comprehensive experience in Information Technology and Cyber Security. His professional journey encompasses various critical areas including Information/Cyber Security, Analysis, Design, Development, Testing, Quality Assurance, Implementation, IS/IT Governance, and IS Audit.
His career highlights include over 7 years of experience as Chief Information Security Officer (CISO) at DBS Bank, demonstrating his capability in managing large-scale cybersecurity operations. Additionally, he has over 4 years of experience as AGM-Information Security Services, further strengthening his credentials in the field.
Academic and Professional Qualifications
The newly appointed Data Protection Officer holds an impressive array of academic and professional certifications that align perfectly with his new responsibilities:
- MBA - Master of Business Administration
- MCA - Master of Computer Applications
- CAIIB - Certified Associate of Indian Institute of Bankers
- CISA - Certified Information Systems Auditor
- HDCA - Hardware and Data Communication Architecture
- CSTP - Certified Software Test Professional
- CPISI V4.0 - Certified Professional in Information Systems Integration
- CPSP - Certified Privacy and Security Professional
Areas of Expertise
Balasubramanian's expertise spans multiple critical domains essential for effective data protection and cybersecurity management. His specializations include Information/Cyber Security Operations, IT Risk Management, IS Audit, Information Security Governance, and Data Protection. He also brings valuable experience in Third Party Risk Assessment and Digital Surface Monitoring, which are increasingly important in today's digital banking environment.
Interestingly, his professional portfolio also includes over 2 years of experience in teaching Business Administration, demonstrating his ability to transfer knowledge and build organizational capabilities.
Regulatory Compliance
The appointment was made in compliance with SEBI Master Circular SEBI/HO/CFD/PoD2/CIR/P/0155 dated November 11, 2024, and the disclosure requirements under Schedule III of the SEBI Listing Regulations. The bank's Company Secretary and Compliance Officer, Swapnil Yelgaonkar, formally communicated the appointment to the stock exchanges, ensuring full regulatory compliance.
Historical Stock Returns for Tamilnad Mercantile Bank
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +0.90% | +1.19% | +2.18% | +16.29% | +14.72% | +1.72% |
















































