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Brett Glaser is a tennis athlete with a public-facing Instagram presence that mixes sport, sponsorship moments, and community-driven content. He brings an authentic, approachable voice that can fit campaigns around athletics, food, and values-led storytelling, with content that feels real rather than overly produced.
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Brett Glaser promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Brett Glaser make a live appearance at your next event
Brands can sponsor Brett Glaser on OpenSponsorship by creating a free account, browsing Brett Glaser'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.
Brett Glaser 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 Brett Glaser starts at $480 for a social media post, $720 for a appearance and $4,320 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, Brett Glaser's audience includes 2K+ Instagram followers. 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