Mark O'Brien – Biography
Last update: February 19, 2026Executive profile
Mark was Senior Director Sales and Marketing at DealerTrack, and Vice President of Sales, Canada at Trader Corporation. Mark O'Brien joined Trader Corporation in 2021.
Mark O'Brien is currentlyVice President Sales, Ontario at Trader Corporation - View - Trader Corporation org chart
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Company Colleagues
- At Trader Corporation, Mark O'Brien has 16 colleagues including Edwin Ulak (CEO), Jill Hadfield (Dealertrack)…
Homonyms
- Mark O'Brien - Executive Vice President and General Counsel - Baffinland Iron Mines
- Mark O'Brien - Chief Executive Officer, Omnicom Brand Consulting Group - Omnicom
- Mark O'Brien - Chief Operating Officer - SSH
- Mark O'Brien - Director - St John of God Health Care
- Mark O'Brien - Chief Technology Officer - The Magnum Ice Cream Company
- Mark O'Brien - Senior Accountant - Validity
- Mark O'Brien - Chief Financial Officer - Vitesse
- Mark O'Brien - Global Head of Legal - Wellington Management
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Industry Colleagues
- In the Aerospace industry, Mark O'Brien has 10,833 colleagues in 807 companies located in 45 countries. 5,116 executive movements have been recorded in the last 12 months. Learn more about Aerospace.
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