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Rosie Dallas estimated net worth profile

Rosie Dallas net worth

Rosie Dallas Net Worth 2026 (Estimated) · COO at Fat Llama · YC S17
est. wealth $6.75M

Quick answer

Rosie Dallas's estimated net worth is $6.75M (range $4.72M – $10.12M) as of 2026. Rosie Dallas is COO at Fat Llama. Fat Llama valuation.

Rosie Dallas is COO at Fat Llama (YC S17). Independent Entrepreneurial Check model estimate from public YC data.

At a glance

NameRosie Dallas
RoleCOO
CompanyFat Llama
YC batchS17
Est. company val$100.0M
Assumed ownership6.8%
Est. paper wealth / net worth$6.75M
$4.72M – $10.12M
  • Company status: Acquired
  • Region: United Kingdom
  • Industries: Consumer, Consumer Electronics
  • Team size: 41
  • Website: https://fatllama.com

Who is Rosie Dallas?

Rosie Dallas is a founder associated with Fat Llama, a platform for renting goods. She participated in Y Combinator's Summer 2017 batch.

About Fat Llama

Fat Llama is a peer-to-peer rental marketplace which allows people to rent spare items to others nearby, fully insured. The platform provides a cheaper and more efficient solution than buying outright or hiring from rental shops. At the same time, it allows others to monetise their rarely-used possessions.

The company's mission is to enable people to share and monetize their unused possessions, increasing the...

FAQ: Rosie Dallas net worth and Fat Llama valuation

What is Rosie Dallas's net worth?

Rosie Dallas's estimated net worth is $6.75M (range $4.72M – $10.12M) as of 2026. Rosie Dallas is COO at Fat Llama. Entrepreneurial Check publishes an independent model-based estimate from public company and role data. Not verified net worth, and Entrepreneurial Check is not affiliated with Y Combinator or the profiled companies.

What is Fat Llama valuation?

Fat Llama's estimated valuation on Entrepreneurial Check is $100.0M. That valuation, or a disclosed round when one is public, is the source for the paper-wealth estimate. Independent model output — not a verified appraisal or official mark.

What is Rosie Dallas's role?

Rosie Dallas is COO at Fat Llama, a Y Combinator-backed startup (batch S17).