Calvert Street Professionals
Calvert Street has a highly experienced team of investment professionals. All of us have spent our entire careers in the lower middle market.
Michael J. Booth, Partner
Since joining Calvert Street in 2001, Mike has assisted in managing Calvert Street’s three private equity funds.
Sarah P. Cheplak, Associate
Sarah joined Calvert Street in 2008 and helps manage Calvert Street’s equity funds as well as Calvert Street’s mezzanine fund.
Brian P. Guerin, Principal
Since early 2005, Brian has assisted in managing Calvert Street’s private equity funds.
Joshua M.D. Hall, Senior Partner
Josh co-founded Calvert Street in 1995. Since Calvert Street’s founding, Josh has participated in the raising of nearly $500 million for the firm’s three private equity funds (CSCP I, CSCP II and CSCP III) and its mezzanine fund
Brandon W. Halm, Associate
Since joining Calvert Street in early 2007, Brandon has assisted in managing Calvert Street’s private equity funds. Mr. Halm is co-founder and serves on the Board of Baltimore Deal Professionals, a Baltimore based association of junior deal professionals.
Joseph W. Hasse, Partner
Joe joined the mezzanine team in 2008 and helps manage Calvert Street’s mezzanine fund.
Andrew L. John, Partner
Andy coordinates the marketing and business development activities for Calvert Street’s private equity business and also oversees Calvert Street's mezzanine business.
Colleen B. Kammar, Chief Financial Officer
Since joining CSCP in 2003, Ms. Kammar has served as Chief Financial Officer for the firm.
Brian T. Mahoney, Senior Partner
Brian co-founded Calvert Street in 1995. Since Calvert Street’s founding, Mr. Mahoney has participated in the raising of nearly $500 million for the firm’s three private equity funds (CSCP I, CSCP II and CSCP III) and its mezzanine fund
Aidan J. Riordan, Partner
Since joining Calvert Street in 2003, Aidan has assisted in managing the firm's private equity funds.
Josh M. Becker, Associate
Josh joined Calvert Street in 2010 and helps manage Calvert Street's private equity funds.