Chris Antonopoulos joined Advent's board of directors as a Class II director in January 2026, in connection with a secured promissory note investment in the company. He served as Chief Executive Officer of renewable-energy developer Lekela Power beginning in 2015, and previously was Group Vice President for global sales and business development at Bombardier Transportation and held senior management positions at ABB. He holds master's degrees in mechanical engineering and industrial management from ETH Zurich.