
For brands
Our Account Managers handle outreach, negotiation and delivery for brands on the platform.
Bella Nilsen is a collegiate pole vaulter at San Diego State University and an Oregon alum whose content blends elite track and field performance with upbeat, lifestyle-driven storytelling. She’s an excellent fit for brands that want authentic reach with a college-athlete audience through training, competition, travel, fashion, and everyday creator content.
Hey there, I’m Bella Nilsen, a high-flying Track and Field athlete specializing in Pole Vaulting at San Diego State University! With over 35,000 amazing followers cheering me on, I’m ready to team up with brands that share my passion for athleticism and positivity. Let’s collaborate on fun and engaging posts, brand ambassadorships, and exciting event promotions. Together, we’ll reach new heights and inspire others along the way!
San Diego State Aztecs
University of Oregon
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 Bella Nilsen promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Bella Nilsen make a live appearance at your next event
Brands can sponsor Bella Nilsen on OpenSponsorship by creating a free account, browsing Bella Nilsen'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.
Bella Nilsen 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 Bella Nilsen starts at $1,200 for a social media post, $2,400 for a appearance and $24,000 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, Bella Nilsen's audience includes 27K+ Instagram followers, interests including Fashion, Activewear, Apparel, Fitness & Performance, Home Life, and more, based in Seattle, WA, 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