SKI (Senthil Kumar Iyyappan)

CEO

Chennai, Tamil Nadu, India15 yrs 10 mos experience
Most Likely To Switch

Key Highlights

  • Recognized as one of India's 40 under 40 leaders.
  • First Deputy CISO of Freshworks, a NASDAQ-listed company.
  • Mentor and advisor to multiple SaaS startups.
Stackforce AI infers this person is a seasoned leader in Information Security and IT management within the SaaS and Fintech industries.

Contact

LinkedIn

Skills

Core Skills

Information SecurityIt ManagementLeadershipGo-to-market StrategyCompliance

Other Skills

Amazon Web Services (AWS)Application & Cloud SecurityBudgetsBusiness Continuity Management (BCM)Career GrowthChange ManagementCloud ComputingCore BankingCrisis ManagementCross-functional CollaborationsCross-functional Team LeadershipCustomer EngagementCybersecurityDisaster RecoveryEducational Leadership

About

Senthil Kumar Iyyappan (a.k.a. "SKI") is a seasoned executive with experience in Information Security, GRC, IT, Privacy, and Leadership. SKI is currently the Chief Information Security Officer (CISO) and Head of Information Technology (IT) at Ocrolus. His previous experiences include being the Deputy CISO at Freshworks (FRSH), India's first SaaS startup to get listed on NASDAQ, and Corporate Information Security Manager at Tata (TCS), for global BFSI, Healthcare, and Insurance clients. SKI actively provides mentorship and guidance on cybersecurity, leadership, and career growth, and is also an advisor to the executive leadership of multiple SaaS startups. In 2024, he was recognized as one of India's 40 under 40 leaders, a CYBER ICON, and the "Best CISO." SKI holds industry certifications such as Certified CISO | CPISI | GRCP | GRCA | CPMP | CHSE | CNSS | CDPSE | CISM | CISSP | CLIP & LA | CAISP | CDSP | CWASP | CDPP

Experience

Highrev.ai

Advisor

Aug 2025 – Present · 7 mos

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.
Go-to-Market StrategyInformation Security

Trench security

Advisor

Jan 2025 – Present · 1 yr 2 mos

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.
Go-to-Market StrategyInformation Security

Primary venture partners

Expert

Oct 2024 – Present · 1 yr 5 mos

Revvolution.ai

Advisor

Oct 2024 – Sep 2025 · 11 mos

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.
Go-to-Market StrategyInformation Security

Horizon56

Advisor

May 2024 – Present · 1 yr 10 mos

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.
Go-to-Market StrategyInformation Security

Numero

Advisor

May 2024 – Present · 1 yr 10 mos

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.
Go-to-Market StrategyInformation Security

Dpo club

President, Chennai Chapter

Jan 2024 – Present · 2 yrs 2 mos

  • Non-Profit Community for Privacy Professionals

Cargoez

Advisor

Jan 2024 – Jan 2025 · 1 yr

  • Advisor to the CTO on Information Security Program & Strategy for GTM
Go-to-Market StrategyInformation Security

Safebase

Executive Advisor

Jan 2024 – Jan 2025 · 1 yr

  • Advisor to the CEO/Co-Founder.
Information Security

Ocrolus

Chief Information Security Officer (CISO) & Head of IT

Dec 2023 – Present · 2 yrs 3 mos

  • Responsible for Global Information Security, IT & Privacy - Strategy, Budgets & Operations.
Information SecurityIT ManagementPrivacyStrategyBudgetsOperations

Eventhq

Advisor

Jan 2023 – Jan 2025 · 2 yrs

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.

Lyric

Advisor

Jan 2022 – Present · 4 yrs 2 mos

  • Advisor to the co-founders; Go-to-Market Information Security Program & Strategy.
Go-to-Market StrategyInformation Security

Adplist.org

Pro Bono Mentor

Jan 2021 – Present · 5 yrs 2 mos

  • Information Security, Leadership, Career Growth Mentor
Information SecurityLeadershipCareer Growth

Opex analytics

Principal Advisor, Information Security

May 2019 – Sep 2020 · 1 yr 4 mos

  • Worked with executive leadership (CEO, CTO, CPO); Built the information security team & program.
Information Security

Ski squad

Founder

Jan 2019 – Present · 7 yrs 2 mos

  • Information Security Community
Information Security

Freshworks

Deputy CISO (Chief Information Security Officer)

May 2018 – Dec 2023 · 5 yrs 7 mos

  • First Deputy CISO of Freshworks (NASDAQ: FRSH)
Go-to-Market StrategyInformation Security

Tata consultancy services

2 roles

Manager, Information Security

Jan 2011 – May 2018 · 7 yrs 4 mos

  • Head of information security & compliance for 100+ fintech clients worldwide.
Information Security

Assistant System Engineer

Jun 2010 – Jan 2011 · 7 mos

  • Mainframe developer and information security lead for a major fintech client in the USA.
Information SecurityCompliance

Isro - indian space research organization

Intern

Oct 2009 – Oct 2009 · 0 mo

  • Learned about network and satellite communication from the launch centre.
Information Security

Hcl technologies

Intern

Oct 2008 – Oct 2008 · 0 mo

  • Worked with software engineers on SLDC.
Network Communication

Education

Symbiosis Institute of Management Studies

MBA — Human Resource Management

Shanmugha Arts, Science, Technology and Research Academy

B.Tech — Information and Communication Technology

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