New Mountain's private equity strategy seeks to acquire the highest quality leaders in carefully selected growth industries.
New Mountain Vantage Advisers, LLC ("Vantage") holds non-control positions in the U.S. public equity market.
New Mountain’s credit strategy applies the firm’s “defensive growth” industry approach to the debt portion of the capital structure.
Clark Golestani
Senior Advisor

Clark Golestani, Senior Advisor, joined New Mountain in 2018.   Clark Golestani has over 30 years of experience in health, life sciences and technology, and is an active investor, advisor and board member with a focus on the healthcare and TMT (technology, media, and telecommunications) sectors. 

Mr. Golestani retired from Merck ( after 24 years of service where he most recently was the President, Emerging Businesses and Global CIO, with responsibilities for Merck’s portfolio of digital health services and solutions companies inclusive of the company's venture and equity funds – each of which extensively leverages opportunities across the digital health ecosystem. Further, Mr. Golestani led the company's global Information Technology organization, strategy, and execution worldwide, spanning all lines of business inclusive of Human Health and Animal Health BioPharma.

Prior to joining Merck, Mr. Golestani was responsible for establishing and managing strategic client relationships from business development through consulting services engagement delivery as a principal with Oracle (  Mr. Golestani also served on the Board of Directors for Liaison Technologies (, and NPower (

Mr. Golestani has a degree in Management Science from Massachusetts Institute of Technology Sloan School of Management, and is a cofounder of Cross Road Technologies, Inc. 

Mr. Golestani currently serves as the managing director of C Sensei Group, LLC, ( an advisory services firm, and as an independent director on the board of directors for Seal Software (; Sparta Systems ( as Chairman; TruU, Inc. (; UMUC/Ventures (; and Zapata Computing, Inc. (