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Jan Maciejewski is a powerful college athlete and emerging strength-sport creator whose content blends hard training, competition highlights, and authentic lifestyle visuals. With a strong fit for fitness, performance, and activewear campaigns, he brings the kind of grit and credibility brands want from a creator-athlete partnership.
Lehigh University Football
Lehigh University
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Jan Maciejewski promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Jan Maciejewski make a live appearance at your next event
Brands can sponsor Jan Maciejewski on OpenSponsorship by creating a free account, browsing Jan Maciejewski'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.
Jan Maciejewski 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 Jan Maciejewski starts at $120 for a social media post, $4,800 for a appearance and $1,200 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, Jan Maciejewski's audience includes 3K+ Instagram followers, interests including Fitness & Performance, Apparel, Travel, Fitness, Photography. 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