Lewis S. Klessel

BioLew Klessel, Managing Director, joined New Mountain in 2017. Prior to New Mountain, Mr. Klessel was in the operating group at Bain Capital from 2005 to 2017 and served as a managing director since 2011. While in the operating group, Mr. Klessel had lead operating responsibility for a number of portfolio companies ranging in size from $1 to $10 Billion within Bain Capital’s private equity fund. During his time at ....