Compass Diversified Holdings (NYSE: CODI) (“CODI” or the “Company”), an owner of leading middle market branded consumer and industrial businesses, today announced that Matthew Blake has been named Chief Executive Officer of its subsidiary, Arnold Magnetic Technologies Corporation (“Arnold”), a leading global manufacturer of high-performance electric motors, magnets, and thin metals, effective March 31, 2025. Concurrent with his appointment, Blake will join Arnold’s Board of Directors. After a successful nine-year tenure as CEO, Dan Miller will be concluding his time at Arnold after a planned transition period ending April 30, 2025