Trey Muller is a transformation executive and organizational psychologist with over 15 years of experience guiding Fortune 100 companies through complex change. Currently serving as EVP and Group Head of Workplace Advisory at Edelman New York, Trey is responsible for strategy, new business, and client delivery, driving significant revenue growth and developing high-performing teams. Their previous roles include leadership positions at EY and Accenture, where they managed change and communications for major global finance transformations. Trey holds a Master of Arts in Organizational Psychology from Columbia University and a Bachelor of Arts in Political Science from Auburn University.
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