Company record
Plaid CISO: Sean Cassidy
The current Chief Information Security Officer (CISO) of Plaid, as tracked by CISO Tribune, is Sean Cassidy, whose appointment was announced in the week of June 15, 2026 (SecurityWeek Industry Moves (week of 2026-06-15)). Previously Head of Security at Asana. Read the record. The record entered the Wire on .
Career profile: Sean Cassidy on CISO Spotlights ↗
Tracked by the Wire since June 15, 2026 · 1 recorded move · every claim links to a sourced record · Updated
Where Plaid appears on the record (2)
Every page on CISO Tribune and its network that carries this company, 2 in all.
- On the Wire
- Career profile
About Plaid
CISO Tribune's Leadership Bench files Plaid under Financial Services and North America. The Wire has one security-leadership move at Plaid on record, announced in the week of June 15, 2026.
Security leadership timeline
What Sean Cassidy has said in public
CISO Tribune's Voices section carries 13 public posts and talks by Sean Cassidy. The most recent are listed with their dates.
On cybersecurity awareness month, LinkedIn, November 11, 2026.
On a security leadership topic, LinkedIn, November 10, 2026.
On Plaid's personal finance offering, LinkedIn, November 5, 2026.
On a cybersecurity industry event or speaking appearance, LinkedIn, October 30, 2026.
On cybersecurity awareness, LinkedIn, October 21, 2026.
Security chiefs at other Financial Services organizations
Other organizations CISO Tribune files under Financial Services with a named security chief on record: those in North America first, in alphabetical order from Plaid onward.
PNC: Christian Winward, Chief Information Security Officer.
Relm Insurance: Robert Thomas, Chief Information Security Officer (CISO).
Remitly: Jeff Lyon, Chief Information Security Officer.
SMBC Americas: Donna Hart, Chief Information Security Officer.
State Street: Elizabeth (Liz) Joyce, Chief Information Security Officer.
Stock Yards Bank & Trust: Joe Harrington, Chief Information Security Officer.
Tradeweb: Ahmed Pasha, Global Chief Information Security Officer.
Trimont: David Nolan, Chief Security Officer.
Questions CISOs ask about Plaid
- Who is the CISO of Plaid?
- Sean Cassidy is the current Chief Information Security Officer (CISO) of Plaid on CISO Tribune's record, appointed in the week of June 15, 2026.
- How many security-leadership moves has CISO Tribune tracked at Plaid?
- CISO Tribune has tracked 1 move at Plaid since June 15, 2026.
- When was Sean Cassidy appointed at Plaid?
- Sean Cassidy's appointment as Chief Information Security Officer (CISO) of Plaid was announced in the week of June 15, 2026, per SecurityWeek Industry Moves (week of 2026-06-15).
- Where did Sean Cassidy work before becoming Chief Information Security Officer (CISO) of Plaid?
- The record of the appointment gives Sean Cassidy's previous role as Head of Security at Asana.
- Who are the security chiefs at other Financial Services organizations?
- On CISO Tribune's record they include Christian Winward at PNC, Robert Thomas at Relm Insurance, Jeff Lyon at Remitly and Donna Hart at SMBC Americas.
- Has Sean Cassidy spoken or written publicly?
- CISO Tribune's Voices section carries 13 public posts and talks by Sean Cassidy, the most recent dated November 11, 2026.
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