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Matthew Grzelcyk (born January 5, 1994) is an American professional ice hockey defenseman. He is currently playing with the Boston Bruins of the National Hockey League (NHL). He was selected by the Bruins with the 85th overall pick in the 3rd round of the 2012 NHL Entry Draft.
Chicago Blackhawks
Boston University
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1 post & 1 story with the Matt Grzelcyk promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Matt Grzelcyk make a live appearance at your next event
Brands can sponsor Matt Grzelcyk on OpenSponsorship by creating a free account, browsing Matt Grzelcyk's profile, and sending a sponsorship proposal for social posts, appearances, or integrated campaigns. OpenSponsorship handles messaging, deliverables, and deal terms in one platform so you can connect directly with this athlete.
Matt Grzelcyk is listed on OpenSponsorship and available for brand sponsorships. Brands can review campaign packages, audience details, and pricing on this profile, then submit a proposal to start a partnership with this athlete.
According to OpenSponsorship, estimated pricing to sponsor Matt Grzelcyk starts at $400 for a social media post, $600 for a appearance and $3,600 for a brand ambassador campaign. Final rates depend on deliverables, usage rights, and campaign scope. Sign up on OpenSponsorship to view packages and send a proposal.
According to OpenSponsorship, Matt Grzelcyk's audience includes 7K+ Instagram followers. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

How do you measure influencer marketing ROI when half the numbers social media gives you are vanity metrics? It is the question brands ask us most, and it came up again when I joined Massimo Marinelli on the Berkida Ventures Podcast. After more than ten years and thousands of brand deals with athletes and creators at OpenSponsorship, here is how we think about it, and the framework we use with our clients.
October 28, 2026