Liam O’Brien is the Managing Partner of McCormick & O’Brien LLP and has over seventeen years of broad-based experience litigating matters as lead counsel in arbitration proceedings, regulatory proceedings and federal and state court. The firm’s practice areas include commercial litigation, securities industry litigation and arbitration, compliance services and counseling, enforcement and regulatory defense, and corporate finance and transaction.
With regard to general commercial litigation, Liam has successfully argued appeals before the United States Court of Appeals, Second Circuit and the New York State Appellate Division and has routinely represented clients in numerous other jurisdictions. He has represented corporate clients throughout the United States involving a full range of business and commercial disputes. He has represented a wide variety of aviation, chemical and manufacturing clients in complex tort, product liability, insurance and commercial litigation. Liam has also defended corporate clients against claims involving significant personal injury, death, or property damage, including serious industrial accidents arising from fires, explosions, and other mishaps.
He has extensive experience arbitrating claims before FINRA, the New York Stock Exchange and the American Arbitration Association and has represented clients in arbitration proceedings throughout the country including Arkansas, California, Colorado, Florida, Illinois, Massachusetts, Michigan, New York, Texas and Washington D.C. Liam routinely represents the financial services industry and individual securities professionals during investigations and enforcement proceedings before state, federal and other regulatory authorities.
Mr. O’Brien is a 1991 graduate of Fordham University School of Law, where he was an editor/writer for the Fordham International Law Journal. He graduated cum laude from Fordham College, Fordham University in 1988. He is a member of the American Bar Association, the Bar of the City of New York and New York County Bar Association where he is a member of the Arbitration and ADR committee. He is admitted to practice in New York State and before the United States District Court for the Southern and Eastern Districts.