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  3. Marten Van Riel

Marten Van Riel profile image

Sponsor Marten Van Riel

Athlete

Self-Managed

Triathlon - topsportbelgiandefence
Local
Reach
High
Response Rate

About Marten Van Riel — topsportbelgiandefence triathlon athlete

Marten Van Riel is a world-class Belgian triathlete, 3x Olympian, and 2024 T100 World Champion with a proven track record on the IRONMAN circuit. He’s an ideal fit for performance, endurance, and sports-lifestyle campaigns, bringing elite credibility, global reach, and authentic training content that resonates with serious athletes and active audiences alike.


Why you should sponsor me for your next influencer campaign?

 Professional triathlete on the road to the Rio Olympics! Belgian national Champion.

Overview

🎂33
·
👨Male
📍WuustwezelFlandersBelgium

topsportbelgiandefence

martenvanriel.weebly.com

Pre-Packaged Projects

Frequently asked questions

Promote your brand and sponsor Marten Van Riel today!

New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.

Fitness & PerformanceActivewearTravelFitness

Pre-Packaged Projects

Social Media Deal

1 post & 1 story with the Marten Van Riel promoting your product.

$4,000
Estimated Price
Sign up to start an offer

Brand Ambassador Deal

Long-term deal involving appearances, photoshoots, social media and more.

$36,000
Estimated Price
Sign up to start an offer

Appearance Deal

Have Marten Van Riel make a live appearance at your next event

$6,000
Estimated Price
Sign up to start an offer

Custom

Need help on a custom package for this athlete?

Login to request help

Frequently asked questions

Brands can sponsor Marten Van Riel on OpenSponsorship by creating a free account, browsing Marten Van Riel'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.

Marten Van Riel 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 Marten Van Riel starts at $4,000 for a social media post, $6,000 for a appearance and $36,000 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, Marten Van Riel's audience includes 93K+ Instagram followers, interests including Fitness & Performance, Activewear, Travel, Fitness, based in Wuustwezel, Flanders, Belgium. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

How to Measure Influencer Marketing ROI: A 5-Step Framework

How to Measure Influencer Marketing ROI: A 5-Step Framework

 

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

How Genisys Credit Union Built a Multi-Year Detroit Lions Athlete Program

How Genisys Credit Union Built a Multi-Year Detroit Lions Athlete Program

Genisys Credit Union, headquartered in Auburn Hills, Michigan, has done something most brands never do with athlete sponsorship: it kept renewing. What started as a single partnership with Detroit Lions tight end Sam LaPorta has become a multi-year, two-athlete program that Genisys has renewed and expanded every season since 2024, adding Lions wide receiver Isaac TeSlaa in 2025 and renewing him again in 2026.

October 6, 2026

Ingredient Branding Done Right: How Immunotec Made Glutathione Mainstream

Ingredient Branding Done Right: How Immunotec Made Glutathione Mainstream

Glutathione has become one of the most talked-about molecules in wellness — the “master antioxidant” that shows up in podcasts, longevity conversations, and the supplement aisle alike. But behind that mainstream moment is a brand that has spent decades making glutathione credible: Immunotec. This is the story of how OpenSponsorship helped Immunotec turn that scientific authority into everyday consumer demand — and a real-world example of what ingredient branding looks like when it’s done right.

July 13, 2026

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Marten Van Riel Runs Away With IRONMAN Lake Placid: Shatters Course Record - Slowtwitch News

July 19, 2026

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Marten Van Riel’s honest Kona reflection: ‘I felt embarrassed’ – but now proud to finish - TRI247

October 14, 2026

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Marten Van Riel and Matthew Marquardt pull off Trek 1-2 at Ironman Lake Placid - Trek Race Shop

July 24, 2026

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Marten van Riel blazes to his first-ever Ironman victory in Lake Placid - Triathlon Today

July 19, 2026

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Van Riel and Findlay take Wins in Lake Placid - Ironman

July 19, 2026

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Paula Findlay wins on Ironman debut as Marten Van Riel claims first full-distance victory at Lake Placid - 220 Triathlon

July 20, 2026

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