Stephanie Sumner is a seasoned Agency Engagement Consultant and growth strategist known for building strong teams and fostering successful partnerships. With a career spanning over two decades, Stephanie held key positions at notable agencies including McKinney and Marcus Thomas, where they significantly contributed to business development and client trust-building. Currently, at HARMONIUM, Stephanie guides marketing leaders and coaches agencies, emphasizing the importance of honest conversations and shared ambitions. As a co-founder of Little House Surf, Stephanie is innovating within the surfboard industry, demonstrating a commitment to creative entrepreneurship alongside extensive marketing expertise.
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