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  3. Sienna Diaz

Sienna Diaz profile image

Sponsor Sienna Diaz

Content Creator

Self-Managed

Local
Reach
High
Response Rate

For brands

Want our team to run a deal with Sienna Diaz, or find content creators like them?

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

About Sienna Diaz — content creator

Sienna Diaz creates mindful, high-aesthetic lifestyle content around better-for-you food and drinks, intentional city living, and cozy wellness routines. She’s a strong fit for brands looking to reach an engaged audience that values approachable self-care, stylish everyday inspiration, and travel-friendly content that still feels authentic and grounded.


Why you should sponsor me for your next influencer campaign?

 ♡ mermaid on land | Sharing mindful habits & experiences for intentional living ❀ Founder of @bythesie ✉️ for ugc

Overview

👩Female
📍New YorkNYUnited States

Pre-Packaged Projects

Frequently asked questions

Promote your brand and sponsor Sienna Diaz today!

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

Health & WellnessFood & DrinkCookingCookingTravelPhotographyShoppingBeautyFashionReadingMovies

Pre-Packaged Projects

Social Media Deal

1 post & 1 story with the Sienna Diaz promoting your product.

$720
User Generated Price
Sign up to start an offer

Brand Ambassador Deal

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

$6,480
Estimated Price
Sign up to start an offer

Appearance Deal

Have Sienna Diaz make a live appearance at your next event

$1,080
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 Sienna Diaz on OpenSponsorship by creating a free account, browsing Sienna Diaz'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.

Sienna Diaz 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 Sienna Diaz starts at $720 for a social media post, $1,080 for a appearance and $6,480 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, Sienna Diaz's audience includes 16K+ Instagram followers, interests including Health & Wellness, Food & Drink, Cooking, Cooking, Travel, and more, based in New York, NY, United States. 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

Nano vs Micro vs Mega Influencers: What 1,527 Creator Campaigns Reveal About Cost and ROI

Nano vs Micro vs Mega Influencers: What 1,527 Creator Campaigns Reveal About Cost and ROI

Every influencer marketing article tells you the same thing: micro-influencers are better value. Almost none of them show you the receipts. So we pulled ours.

July 15, 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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New York's Most Impressive Freshman Girls This XC Season - MileSplit United States

September 29, 2026

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