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Kiel Reijnen is a veteran American cyclist and gravel racer with a strong Pacific Northwest story, authentic endurance-sport credibility, and a loyal audience built around racing, training, travel, and life outdoors. As a Trek Driftless athlete, father, and sailor, he brings brand-safe, high-performance storytelling that resonates with cycling, adventure, and active-lifestyle campaigns.
Kiel Reijnen is an American cyclist riding for UCI WorldTeam Trek–Segafredo. While competing as an amateur he attended the University of Colorado Boulder and obtained a degree in mechanical engineering. He was named in the startlist for the 2016 Vuelta a España.
Trek Driftless
University of Colorado Boulder
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Kiel Reijnen promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Kiel Reijnen make a live appearance at your next event
Brands can sponsor Kiel Reijnen on OpenSponsorship by creating a free account, browsing Kiel Reijnen'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.
Kiel Reijnen 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 Kiel Reijnen starts at $400 for a social media post, $600 for a appearance and $3,600 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, Kiel Reijnen's audience includes 10K+ Instagram followers, interests including Fitness & Performance, Activewear, Home Life, Pets, Travel, and more, based in Bainbridge Island, Washington, 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