John Ivey


John is a nationally recognized marketing strategist who has worked with leading brands on both the client and agency side. He thrives on big challenges and ideas!  

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Lindsey Avellone

VP Client Service

Lindsey brings over fifteen years of client service acumen and agency experience to Catalyst. She is responsible for client service, thought leadership, and ROI analytics. 

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Nick Gregorian

VP Sports Marketing & Media

Nick brings experience from the team and brand side, and is singularly focused on helping our clients plan, activate, and measure their sports marketing strategies.

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A blend of brand, team, league & agency experience

Andy Miller

VP Strategy and Analytics

Andy provides the analytical, creative and strategic foundation for all aspects of Catalyst's  sponsorship measurement and client planning.  He brings a level of sophistication and detail to every Catalyst client.  

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Madison Elizabeth

Marketing Intern

Madison provides support on both client analytics and digital media projects. Combining her background in marketing and entertainment, she has been a great addition to the team. 

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Catalyst Marketing Group, LLC 63 Bay State Road Boston, MA 02215