
Self-Managed
For brands
Our Account Managers handle outreach, negotiation and delivery for brands on the platform.
Tanner Gillis is a rising Milwaukee Brewers pitcher with momentum in affiliated pro baseball, including strong outings, a Midwest League Pitcher of the Week nod, and Double-A success. He brings an authentic, family-centered presence and credible on-field performance that makes him a strong fit for brands looking to reach baseball fans and sports audiences.
I am a professional pitcher in the Milwaukee Brewers organization. I am a fan of anything outdoors, cooking, and health/lifestyle products.
Milwaukee Brewers
Northern Kentucy University
United States
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Tanner Gillis promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Tanner Gillis make a live appearance at your next event
Brands can sponsor Tanner Gillis on OpenSponsorship by creating a free account, browsing Tanner Gillis'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.
Tanner Gillis 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 Tanner Gillis starts at $240 for a social media post, $360 for a appearance and $2,160 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, Tanner Gillis's audience includes 1K+ Instagram followers, interests including Health & Wellness, Food & Drink, Vitamins & Supplements, Organic / Vegan / Vegetarian Living, Fitness & Performance, and more, based in Marietta, Georgia, 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