
Self-Managed
For brands
Our Account Managers handle outreach, negotiation and delivery for brands on the platform.
Riley Carlos is a baseball-focused coach and athlete with Barnett Baseball Academy, bringing a clear mix of discipline, player development, and on-field credibility. With a strong youth baseball presence and an authentic, work-first voice, heās well positioned for sports, training, and performance-driven brand campaigns.
Barnett Baseball Academy
University of California, Irvine (UC Irvine)
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Riley Carlos promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Riley Carlos make a live appearance at your next event
Brands can sponsor Riley Carlos on OpenSponsorship by creating a free account, browsing Riley Carlos'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.
Riley Carlos 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 Riley Carlos 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, Riley Carlos's audience includes 1K+ Instagram followers, interests including Fitness & Performance, Activewear, Baseball, Youth Development, Coaching, and more, based in Vallejo, California, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

Ā
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