Matthew Close, firmwide co-chair of the Securities Litigation and Financial Services Practice, represents corporations, directors, executives, underwriters, and financial advisors in securities, derivative, corporate governance, and fiduciary duty litigation, as well as in government and special committee investigations. Matt also litigates commercial disputes, consumer class actions, and unfair competition actions, including recently trying three arbitrations where his clients obtained complete victories.

Chambers USA ranks Matt as a leading securities litigator in California, and has described him as “spectacular” and a “trusted advisor” who is “incredibly experienced in the securities field.” It quotes a client describing Matt as “the best lawyer I've worked with in terms of client relations, responsiveness, legal expertise and outcomes.” Law360 and The Legal 500 US recognized Matt’s “deep commitment to his clients” and BTI Consulting Group named him a “Client Service All-Star” in its annual survey of in-house counsel. Euromoney’s Benchmark Litigation recognizes him as a “California - Litigation Star.”

Matt serves on the firm’s Board of Directors, known as the Policy Committee, where he was the Lead Director, and Matt formerly chaired the firm’s Partner Admissions Committee. Outside of O’Melveny, Matt serves on the Board of the Ninth Judicial Circuit Historical Society, was a Lawyer Representative for the Ninth Circuit Judicial Conference and is a Past President of the Federal Bar Association’s Los Angeles Chapter.