John Mattison is a seasoned professional in the digital media advertising sector, currently serving as a Senior Account Executive at GroundTruth since February 2024. Previously, Mattison held the position of Account Executive at VideoAmp, where expertise was applied to grow strategic partnerships within the Midwest. Prior experience includes roles in project management and advertising logistics at Haworth Marketing + Media, where various high-profile clients were supported. Mattison also founded NexxUp Media, focusing on real estate lead generation, and has held marketing internships at Sodexo and Gannett. Mattison earned a Bachelor of Business Administration in Marketing and Strategic Communication from the University of Wisconsin-Eau Claire.
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