Bain Capital, LP is one of the world’s leading private multi-asset alternative investment firms with approximately $105 billion of assets under management that creates lasting impact for our investors, teams, businesses, and the communities in which we live. Since our founding in 1984, we’ve applied our insight and experience to organically expand into several asset classes including private equity, credit, public equity, venture capital and real estate. We leverage our shared platform to capture cross-asset class opportunities in strategic areas of focus. With offices on four continents, our global team aligns our interests with those of our investors for lasting impact.

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Sean O'Brien

Sean O'Brien

Operating Partner
Private Equity


Mr. O’Brien joined Bain Capital Private Equity in 2002.  He is an Operating Partner in the North America Private Equity Portfolio Group.  Mr. O’Brien is currently responsible for driving cost reduction and productivity programs at portfolio companies.  Prior to this role, he worked with management teams of healthcare, industrial, and retail portfolio companies on both revenue and cost value creation initiatives.

Prior to joining Bain Capital, Mr. O’Brien was a consultant at Bain & Company, where he consulted primarily to healthcare companies.


Mr. O’Brien received an MBA from the Fuqua School of Business at Duke University and a BA from Duke University.