
Self-Managed
For brands
Our Account Managers handle outreach, negotiation and delivery for brands on the platform.
John Rosales is an active boxing athlete and combat-sports creator with a strong New York presence and a highly engaged training/fight-camp storyline. His content blends boxing, MMA, UFC culture, and lifestyle cues like clothing, travel, and photography, making him a strong fit for brands looking to reach fight fans and performance-minded audiences.
I am a boxing coach to professional mma fighter and boxers . I train a lot of New York top elite athletes with outstanding amateur background and most of all my fighters are currently undefeated as a professional i would love some sponsorship to help my job become a little easier
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the John Rosales promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have John Rosales make a live appearance at your next event
Brands can sponsor John Rosales on OpenSponsorship by creating a free account, browsing John Rosales'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.
John Rosales 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 John Rosales 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, John Rosales's audience includes 3K+ Instagram followers, interests including Fitness & Performance, Apparel, Accessories, Boxing, Mma, and more, based in New York, New York, 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