Donna Barker is a seasoned marketing and communications executive with extensive experience leading high-impact initiatives across major healthcare and consumer brands. Currently serving as an Executive Member at Chief since 2020, Donna supports senior women leaders' advancement into the C-suite. Previously, as Senior Vice President and Chief Marketing and Communications Officer at Health Monitor Network, Donna contributed to advancing targeted healthcare marketing. Donna's prior roles include Global Centrum Lead for GSK and Pfizer, where strategic brand initiatives and market leadership were established. Donna's career began at Unilever, where significant achievements included directing marketing for iconic brands such as Slim-Fast and Hellmann's. Donna holds leadership training from the Institute for Real Growth and a degree from The College of New Jersey.