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  3. Kaelin Costello

Kaelin Costello profile image

Sponsor Kaelin Costello

United States
Athlete

Self-Managed

American Football - Delaware Blue Hens
Niche
Reach
High
Response Rate

For brands

Want our team to run a deal with Kaelin Costello, or find athletes like them?

Our Account Managers handle outreach, negotiation and delivery for brands on the platform.

About Kaelin Costello — Delaware Blue Hens american Football athlete

Kaelin Costello is a Delaware football athlete with strong crossover appeal for brands targeting sports fans, college audiences, and active young consumers. His profile blends game-day credibility with lifestyle content around travel, cars, crypto, shoes, and fitness-focused living, making him a natural fit for campaigns that want authentic athlete influence without feeling overly promotional.


Why you should sponsor me for your next influencer campaign?

 You should sponsor me because I will treat your brand as my top priority. As a walk-on, NIL has given me opportunities to provide for me and I do not take that for granted. I will work extremely hard to give your brand a great and reliable platform to promote.

Overview

🎂23
·
👨Male
📍NewarkDelawareUnited States

Delaware Blue Hens

University of Delaware

United States

Pre-Packaged Projects

Frequently asked questions

More details

Awards

  • 2023 CSC Academic All-District Team

Promote your brand and sponsor Kaelin Costello today!

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

Health & WellnessFitness & PerformanceFashionApparelHome LifeReal EstateTravelCarsCryptocurrencyShoesPhotography

Pre-Packaged Projects

Social Media Deal

1 post & 1 story with the Kaelin Costello promoting your product.

$240
User Generated Price
Sign up to start an offer

Brand Ambassador Deal

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

$1,200
User Generated Price
Sign up to start an offer

Appearance Deal

Have Kaelin Costello make a live appearance at your next event

$600
User Generated 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 Kaelin Costello on OpenSponsorship by creating a free account, browsing Kaelin Costello'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.

Kaelin Costello 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 Kaelin Costello starts at $240 for a social media post, $600 for a appearance and $1,200 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, Kaelin Costello's audience includes 3K+ Instagram followers, interests including Health & Wellness, Fitness & Performance, Fashion, Apparel, Home Life, and more, based in Newark, Delaware, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

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Influencer Marketing Benchmarks: How Many Viewers Click an Influencer's Link? (2026)

Every brand running an influencer campaign on a cost-per-acquisition target eventually asks the same question: how many people will click the link? It decides how many creators you need, and whether your CAC target is realistic before you spend a dollar.

October 29, 2026

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

America's 250th Birthday: The Brand Activation Playbook for 2026

America's 250th Birthday: The Brand Activation Playbook for 2026

2026 is the biggest year in American sports history

On July 4, 2026, the United States turns 250. The Semiquincentennial — America250 — isn't a single day; it's a Congress-chartered, yearlong national celebration running from Memorial Day 2025 through the end of 2026, with signature events in New York, Philadelphia, Washington, DC and Main Streets across the country.

July 1, 2026

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