Brian O'Brien Location
- Warsaw, PL
Brian O'Brien Work
- 2014 - now Partner @
- 1995 - 2014 Partner @
Brian O'Brien Education
- Chartered Accountants Ireland
FCA (Accounting)
1991 - 1994 - Dublin City University
Professional Diploma in Accounting
1990 - 1991 - University College Dublin
Bachelors Degree in Economics
1987 - 1990 - Association of Certified Fraud Examiners
Certified Fraud Examiner (Corporate Investigations, Forensic Accounting)
Brian O'Brien Skills
- Forensic Accounting
- Forensic Analysis
- Computer Forensics
- Litigation Support
- Securities Litigation
- FCPA
- Anti-corruption
- Real Estate Transactions
- Real Estate Private Equity
- Construction Dispute Resolution
- Dispute Resolution
- Certified Fraud Examiner
- Fraud Detection
- Corporate Fraud
- Internal Controls
- Corporate Governance
- Internal Investigations
- International Real Estate
- Enterprise Risk Management
- Financial Structuring
- Restructuring
- Finance
- Business Process Improvement
- Financial Analysis
- Mergers & Acquisitions
- Strategy
- Due Diligence
- Financial Reporting
- Management Consulting
- Governance
- Managerial Finance
- Corporate Finance
Brian O'Brien Summary
- Brian O'Brien, based in Warsaw, PL, is currently a Partner at Questa. Brian O'Brien brings experience from previous roles at PwC. Brian O'Brien holds a 1991 - 1994 FCA in Accounting @ Chartered Accountants Ireland. With a robust skill set that includes Forensic Accounting, Forensic Analysis, Computer Forensics, Litigation Support, Securities Litigation and more. Brian O'Brien has 1 emails on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different Brian O'Brien?
Find contact details for 700 million professionals.
Others Named Brian O'Brien
Brian O'Brien
Managing Director
Elmhurst, IL, US
Brian O'Brien
Scoutmaster Troop 295
Columbus, OH, US
Brian O'Brien
President
North Palm Beach, FL, US
Brian O'Brien
President
St. Charles, IL, US
Brian O'Brien
Vice President Operations
Louisville, KY, US
Brian O'Brien
Director of Finance
Seattle, WA, US
Brian O'Brien
Construction Director
Ardingly, GB
Brian O'Brien
Partner
Warsaw, PL
Top Questa Employees
Marcin Kossowski
Partner
Warsaw, PL
Brian O'Brien
Partner
Warsaw, PL
Dariusz Cypcer
Partner
Warsaw, PL
Kasia Baran
Manager
Warsaw, PL
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co