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Jeancarlod Martinez is a dynamic baseball talent and college JUCO athlete with the speed, arm strength, and power potential that brands want around high-performance campaigns. With a strong on-field presence, a growing personal brand, and clear engagement in baseball and athletic gear content, he offers sponsors authentic reach in the baseball and youth sports space.
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Jeancarlod Martinez promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Jeancarlod Martinez make a live appearance at your next event
Brands can sponsor Jeancarlod Martinez on OpenSponsorship by creating a free account, browsing Jeancarlod Martinez'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.
Jeancarlod Martinez 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 Jeancarlod Martinez starts at $720 for a social media post, $4,800 for a appearance and $6,480 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, Jeancarlod Martinez's audience includes 1K+ Instagram followers, interests including Fitness & Performance, Activewear, based in Florida, United States. 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