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Mark O’Leary Joins Hinckley Allen as Chief Operating Officer


Hinckley Allen is pleased to announce that Mark F. O’Leary has joined the firm as Chief Operating Officer effective December 1, 2022. O’Leary, formerly the Chief Operating Officer and Chief Financial Officer at Brown Rudnick LLP, will work closely with firm management to drive organizational efficiency and help implement the firm’s strategic growth initiatives.

Mark is a proven financial and professional services leader. He began his career at a Big Four accounting firm and later served as Controller at Ropes & Gray. O’Leary is a graduate of Fairfield University and earned an MBA at Suffolk University. He will be based in Hinckley Allen’s Boston office.

“We are thrilled to welcome Mark O’Leary to Hinckley Allen. As COO, Mark will help advise the Executive Committee and lead the firm’s senior management team,” said Patrick A. Rogers, Hinckley Allen’s managing partner. “He brings deep experience and a proven track record of driving performance, improving efficiency, and enhancing client support.”

Hinckley Allen has experienced a period of substantial growth in recent years, including adding more than twenty new attorneys in 2022 throughout its offices in New England, New York, and Chicago. The firm’s lawyers have been recognized for excellence by many notable organizations including Chambers, Best Lawyers, and Super Lawyers. As a firm, Hinckley Allen takes pride in being named an A-list Firm for Associate Satisfaction and a Top Firm where Women associates can advance, as well as a Best Place to Work across multiple offices year after year.

“Hinckley Allen is a firm on the rise. It is committed to providing value and delivering results for its clients. The firm’s upward trajectory, reputation, culture, and sensitivity to the importance of diversity, equity, and inclusion make it the perfect place to continue my career,” said O’Leary.

Hinckley Allen is a client-driven, forward-thinking business law firm with one goal: to provide value and deliver results for our clients. Recognized as an AmLaw 200 firm, our lawyers collaborate across practices and pursue excellence to deliver exceptional client service. Clients include leading regional, national, and international companies in a wide range of industries. With offices throughout the Northeast – Boston, Hartford, Providence, Manchester, Albany – and Chicago, Hinckley Allen has been a vital force in law, business, government, and our communities since 1906.

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