
For brands
Our Account Managers handle outreach, negotiation and delivery for brands on the platform.
Ian Lewis is an energetic young baseball talent and Miami Marlins prospect with international appeal, having represented Great Britain in the World Baseball Classic. With a strong on-field presence, a Miami-connected audience, and authentic lifestyle content that blends sport, fashion, and personality, he offers brands a compelling way to reach baseball fans and a broader youth culture audience.
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Ian Lewis promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Ian Lewis make a live appearance at your next event
Brands can sponsor Ian Lewis on OpenSponsorship by creating a free account, browsing Ian Lewis'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.
Ian Lewis 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 Ian Lewis starts at $4,000 for a social media post, $6,000 for a appearance and $36,000 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, Ian Lewis's audience includes 12K+ Instagram followers, interests including Fitness & Performance, Fashion, Apparel, Travel, Fashion, and more, based in Miami, 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