Nick O'Brien

Nick O'Brien is a Managing Director at Kroll, specializing in financial due diligence for buy-side and sell-side mergers and acquisitions across various industries, including business services, industrials, consumer products, and IT services. O'Brien has extensive experience in the financial sector, having previously held managing director and director positions at Duff & Phelps before its rebranding to Kroll, where responsibilities included complex accounting, carve-out analyses, and pro forma analyses. Prior professional background includes a senior auditor role at Deloitte, where O'Brien led multiple audit engagements and directed audit teams, focusing on SEC filings and complex accounting areas. O'Brien holds both a Master's and Bachelor's degree in Accounting Science from the University of Illinois Urbana-Champaign.