
For brands
Our Account Managers handle outreach, negotiation and delivery for brands on the platform.
Hattie Kolp creates warm, lifestyle-driven content rooted in NYC living, countryside escapes, old-home restoration, antiquing, and thoughtful home styling. She’s a strong fit for brands in home decor, cleaning, fashion, books, and lifestyle campaigns that want an audience-pleasing creator with a polished yet personal aesthetic.
 Fixing up my childhood apartment in NYC & now my 1831 house in the countryside too!
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Hattie Kolp promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Hattie Kolp make a live appearance at your next event
Brands can sponsor Hattie Kolp on OpenSponsorship by creating a free account, browsing Hattie Kolp'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.
Hattie Kolp 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 Hattie Kolp starts at $15,000 for a social media post, $22,500 for a appearance and $135,000 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, Hattie Kolp's audience includes 757K+ Instagram followers, interests including Home Life, Home & Interior Design, Food & Drink, Fashion, Activewear, and more, based in New York City, New York, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

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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