About Sunil Seshadri
Sunil Seshadri is a lead independent board director at Obsidian Security.
Experience
This experience comes from Sunil Seshadri's profile and from SEC filings. For roles taken from filings, the years are when the filings name Sunil Seshadri in the role, so the role may have started earlier or lasted longer.
HE
HealthEquity Current
EVP & CSO
2025 – Present
Obsidian Security, Inc. Current
Lead Independent Board Director
2024 – Present · Palo Alto, CA
Cybersecurity software that helps businesses protect third-party applications and AI agents.
AS
Aqua Security Current
Advisory Board Member
2024 – Present
AT
Acalvio Technologies
Advisory Board Member
2024 – 2025
WL
Warburg Pincus LLC
Industry Advisor
2024 – 2025
UG
UnitedHealth Group
Deputy CISO
2024
DS
Discover Financial Services
Cybersecurity Advisor
2024
AR
Analysis and Resilience Center for Systemic Risk
Member Board of Directors
2022 – 2024
WF
Wells Fargo
Chief Information Security Officer
2022 – 2024
VI
Visa
Chief Information Security Officer
2014 – 2022
IE
Intercontinental Exchange
Chief Information Security Officer
2013 – 2014
NY
NYSE
Chief Information Security Officer
2006 – 2013
AR
Archipelago
Managing Director - Information Security
2003 – 2006
Key Colleagues at Startups
The people Sunil Seshadri works with at each company, as listed on that company's latest Form D.
Obsidian Security, Inc. · Form D, Aug 18, 2026
Glenn Chisholm
Partner, SYN Ventures and director
Venky Ganesan
Partner, Menlo Ventures and director
Hasan Imam
Chief Executive Officer and director
Asheem Chandna
Partner, Greylock Partners and director
Paul Luongo
Chief Legal Officer
Gaurav Garg
Founding Partner, Wing Venture Capital and director