Thomas F. O'Neill - Operating Partner
Mr. O’Neill is a well-regarded global thought leader and execution professional in investment banking for the middle-market, having built numerous corporate finance advisory firms and merchant banks over the last 48 years. The historical core of Mr. O’Neill’s expertise is coverage of community and mid-sized banks, which has expanded over the years to include all aspects of corporate finance investment banking.
Mr. O’Neill co-founded Sandler O’Neill + Partners, L.P. in 1988, the largest private investment bank serving the financial services industry, providing M&A, capital markets, fixed income sales and trading, equity sales and trading, equity research, balance sheet management, mortgage finance, consulting services, and publishing research on about 300 financial institutions across the United States. In 2019, Mr. O’Neill’s firm was sold to Piper Jaffrey (NYSE: PIPR).
Most recently, Mr. O’Neill was Co-Chairman of First Empire, and orchestrated the growth merger with Stifel Financial Corp. (NYSE: SF), a $47 billion market cap investment bank.
Mr. O’Neill serves/has served on multiple Boards of Directors, including Archer Daniel Midland (NYSE:ADM), NASDAQ Group (NASDAQ:NDQ, BankFinancial Corp (NASDAQ:BFIN), and Misonix (NASDAQ:MSON), among others.
Prior experience includes being Founding Member of Kimberlite Group (merchant bank), CEO of Ranieri Partners (residential and commercial real estate investment platform), Sandler O’Neill, L.F. Rothschild and Bear Stearns.
Mr. O’Neill holds a Bachelor of Science in Accounting from New York University and is a Veteran of the U.S. Air Force.
Mr. O’Neill is a well-regarded global thought leader and execution professional in investment banking for the middle-market, having built numerous corporate finance advisory firms and merchant banks over the last 48 years. The historical core of Mr. O’Neill’s expertise is coverage of community and mid-sized banks, which has expanded over the years to include all aspects of corporate finance investment banking.
Mr. O’Neill co-founded Sandler O’Neill + Partners, L.P. in 1988, the largest private investment bank serving the financial services industry, providing M&A, capital markets, fixed income sales and trading, equity sales and trading, equity research, balance sheet management, mortgage finance, consulting services, and publishing research on about 300 financial institutions across the United States. In 2019, Mr. O’Neill’s firm was sold to Piper Jaffrey (NYSE: PIPR).
Most recently, Mr. O’Neill was Co-Chairman of First Empire, and orchestrated the growth merger with Stifel Financial Corp. (NYSE: SF), a $47 billion market cap investment bank.
Mr. O’Neill serves/has served on multiple Boards of Directors, including Archer Daniel Midland (NYSE:ADM), NASDAQ Group (NASDAQ:NDQ, BankFinancial Corp (NASDAQ:BFIN), and Misonix (NASDAQ:MSON), among others.
Prior experience includes being Founding Member of Kimberlite Group (merchant bank), CEO of Ranieri Partners (residential and commercial real estate investment platform), Sandler O’Neill, L.F. Rothschild and Bear Stearns.
Mr. O’Neill holds a Bachelor of Science in Accounting from New York University and is a Veteran of the U.S. Air Force.