Pat O'Sullivan – Biography
Last update: March 31, 2026Executive profile
Pat was Chief Operating Officer and Finance Director at Nine Entertainment Co Pty Limited, and Chief Financial Officer at Optus.
Pat O'Sullivan is currentlyChair and Lead Independent Director at TechnologyOne - View - TechnologyOne org chart
Independent Non-Executive Chairman of the Board at SiteMinder - View - SiteMinder org chart
Create your alert
to follow the career of Pat O'Sullivan.
Education
Pat O'Sullivan graduated from Harvard Business School’s Advanced Management Program.
More about Pat O'Sullivan
Selected links
Do you need to know more about Pat O'Sullivan? More results.
Participate
Social media
- Pat O'Sullivan on Google News, X (Twitter), LinkedIn, YouTube
- View the pictures of Pat O'Sullivan
The colleagues of Pat O'Sullivan
Company Colleagues
- At TechnologyOne, Pat O'Sullivan has 22 colleagues including Edward Chung (CEO), Sharon Doyle (Director)…
- At SiteMinder, Pat O'Sullivan has 34 colleagues including Sankar Narayan (CEO & Director), Jennifer MacDonald (Director)…
Homonyms
- Patrick O'Sullivan - Founder and Non-Executive Director - AIFM Solutions Limited
- Patrick O'Sullivan - Non Executive Chairman of the Board - CAR Group
- Patrick O'Sullivan - Partner and Chief Financial Officer - CrossHarbor Capital Partners
- Patrick O'Sullivan - Director - NYCEDC
- Patrick O'Sullivan - Managing Director and Head of Business Development - UBS Global Asset Management Real Estate & Private Markets
- View all the 5 org charts > Close
Industry Colleagues
- In the Information Technology & Services industry, Pat O'Sullivan has 28,676 colleagues in 1,478 companies located in 69 countries. 12,644 executive movements have been recorded in the last 12 months. Learn more about Information Technology & Services.
Report an error
Update the org chart details of Pat O'Sullivan.
Get in Touch
Here are a few tips for establishing great contacts.
and ask for Pat O'Sullivan.
