Marianna Levyash is Head of Customer Advocacy at RingCentral, where she leads a global team building programs that transform customers into the company's most powerful growth engine — spanning customer storytelling, references, advisory boards, and executive engagement. With over 7 years in customer marketing, she has a track record of launching first-of-their-kind programs, from RingCentral's inaugural global awards program, AI Changemakers, to its first EMEA Customer Advisory Board, driving pipeline influence while strengthening brand credibility at scale.