Mr. Grillo is the founder of American Securities Advisors, LLC and affiliates (now known as Ascribe Opportunities Management, LLC), an advisory and private equity investment firm established in 2005. Mr. Grillo served as Managing Director of Ascribe until his retirement in 2018. From 2001 through 2004, Mr. Grillo served as Senior Managing Director of Evercore Partners, Inc. (NYSE:EVR), an investment banking boutique providing advisory services to multinational corporations on significant mergers, acquisitions, divestitures, restructurings and other strategic corporate transactions, where he founded the restructuring practice for the firm. From 1999 through 2001, Mr. Grillo served as Senior Managing Director of Joseph Littlejohn & Levy, Inc., a private equity firm. From 1991 through 1999, Mr. Grillo was a Senior Managing Director of the Blackstone Group L.P., a private equity firm. Mr. Grillo has served on the board of directors of Oaktree Acquisition Corp. II (NYSE:OACB) since September 2020. He previously served on the board of directors of Oaktree Acquisition Corp. (NYSE:OAC) from June 2019 to January 2021. Mr. Grillo holds a bachelor's degree in economics from Rutgers University and an MBA from Wharton Business School.