Complex Commercial and Financial Services Industry Litigation

O'Brien LLP provides representation of the highest quality in complex commercial litigation, regulatory defense matters, employment and trade secret disputes, and white-collar criminal defense matters. Our attorneys have successfully represented hedge funds and their principals, private equity firms, commercial banks and investment banks, broker-dealers, investors, small businesses and individuals in a wide range of litigation and investigations throughout the country, at the trial and appellate levels. The firm combines sophistication and wide experience with the tenacity and trial skills of a boutique firm.