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Sierra Pertzborn is a collegiate volleyball player at the University of Toledo with a strong on-camera presence and a lifestyle that naturally fits sports, wellness, and activewear campaigns. Her content blends athletic moments, travel, and polished personal style, making her a versatile partner for brands looking to reach an engaged Gen Z audience.
Sierra is a sophmore outside hitter for the University of Toledo Volleyball team. Originally from Middleton, Wisconsin.
University of Toledo
University of Toledo
United States
Has access to a professional photographer
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Sierra Pertzborn promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Sierra Pertzborn make a live appearance at your next event
Brands can sponsor Sierra Pertzborn on OpenSponsorship by creating a free account, browsing Sierra Pertzborn'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.
Sierra Pertzborn 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 Sierra Pertzborn starts at $480 for a social media post, $720 for a appearance and $2,880 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, Sierra Pertzborn's audience includes 1K+ Instagram followers, interests including Health & Wellness, Fitness & Performance, Fashion, Activewear, Travel, and more, based in Toledo, Ohio, 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