Found email addresses for O OBrien:
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A different O OBrien?
Sign up to search for other O OBrien's across our 850M+ professionals databaseWork Experience 13 years
Feb 2016 - Current
May 2013 - Current
Jun 2015 - Jan 2016
Their professional focus is Accounting, Big 4, and Business Strategy across 3 core areas.
Education
Stanford University
Frequently Asked Questions
What is O OBrien's email address?
SignalHire found a verified business email address for O OBrien: **@ey.com.What is O OBrien's phone number?
SignalHire found a verified phone number for O OBrien: +1-***-***-7013.How do I contact O OBrien at EY?
You can reach O OBrien through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.What is O OBrien's professional background?
O OBrien has 13 years of professional experience. They have held roles including Co-founder, and Mergers and Acquisitions Tax at companies such as Early Temple, and KPMG US. Their education includes Stanford University.Is O OBrien's contact information up to date?
Yes. O OBrien's SignalHire profile was last updated on 25 December 2025, reflecting their current position as Executive Consultant at EY in London, United Kingdom.Similar profiles
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