DN

Darius G. Nevin

Director at Psychemedics

Mr. Nevin has been a member of G3 Capital Partners LLC, an adviser to private equity firms in the fields of security, telecommunications and recurring services industries, since 2010, and G3 Investment Holdings LLC, an investment holding company, since 2010. Previously, Mr. Nevin was the Executive Vice President and Chief Financial Officer of Protection One, Inc. (formerly NASDAQ: PONE), a provider of monitoring and security services, from 2001 to 2010; Chief Financial Officer of Guardian International, Inc. (formerly OTC: GIIS) (“Guardian International”), a security monitoring company, from 4 1987 to 2001; and also previously worked at First Chicago Venture Capital, the predecessor to Madison Dearborn Partners, a leading private equity investment firm, from 1983 to 1986. Mr. Nevin has served on the boards of directors of Alarm.com Holdings, Inc. (NASDAQ: ALRM), a provider of interactive security solutions for home and business owners, since 2016, and Cohealo, Inc., a venture-backed technology and services company that develops products for health systems that improve the efficiency, transparency, and cost around equipment management, since 2016. Mr. Nevin previously served on the board of directors of WCI Communities, Inc. (formerly NYSE: WCIC), a luxury homebuilder, from 2013 until it was purchased by Lennar Corporation (NYSE: LEN) in February 2017, and Guardian International, from 2001 to 2006. Mr. Nevin also previously served as Chairman of the board of directors of Educate Tomorrow, Corp., a nonprofit organization dedicated to providing one-on-one educational mentors, life skills, and in-school support to foster youth, from 2012 to September 2021. Mr. Nevin received an M.B.A. in Finance and Marketing from The University of Chicago Booth School of Business and an A.B. in General Studies from Harvard University. They believe that Mr. Nevin is qualified to serve on the Board due to his significant experience as a director of publicly traded companies and his substantial experience as an investor.