
Seth Wilmoth is a California-based creator who builds standout endurance and challenge content around marathon training, open-water swimming, and high-discipline fitness storytelling. He’s a strong fit for brands that want authentic performance-driven campaigns with adventure, resilience, and a highly visual lifestyle angle.
Exploring Limits - Upcoming Projects: 13 Marathons in 13 Days | 4/20/26 👇🏼 Catalina Channel Swim | 7/23/26 - Inquiries:
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Seth promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Seth make a live appearance at your next event
Brands can sponsor Seth on OpenSponsorship by creating a free account, browsing Seth'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 content creator.
Seth 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 content creator.
According to OpenSponsorship, estimated pricing to sponsor Seth starts at $4,800 for a social media post, $7,200 for a appearance and $43,200 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, Seth's audience includes 53K+ Instagram followers, interests including Fitness & Performance, Activewear, Health & Wellness, Marathon Running, Swimming, and more, based in California, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

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