EntrepreneurialCheck
Ethan Fast estimated net worth profile

Ethan Fast net worth

Ethan Fast Net Worth 2026 (Estimated) · Founder at Proxino · YC S11
est. wealth $28K

Quick answer

Ethan Fast's estimated net worth is $28K (range $20K – $42K) as of 2026. Ethan Fast is Founder at Proxino. Proxino valuation.

Ethan Fast is Founder at Proxino (YC S11). Independent Entrepreneurial Check model estimate from public YC data.

At a glance

NameEthan Fast
RoleFounder
CompanyProxino
YC batchS11
Est. company val$1.0M
Assumed ownership2.8%
Est. paper wealth / net worth$28K
$20K – $42K
  • Company status: Inactive
  • Education: Stanford University
  • Region: United States of America
  • Industries: B2B, Infrastructure
  • Website: http://proxino.com

Who is Ethan Fast?

Ethan Fast is a founder noted for his involvement with Proxino, which was part of Y Combinator's S11 batch.

Highlights:

  • Stanford University
  • Y Combinator S11
  • Proxino

About Proxino

Proxino is a cloud platform for monitoring and debugging client-side JavaScript.

FAQ: Ethan Fast net worth and Proxino valuation

What is Ethan Fast's net worth?

Ethan Fast's estimated net worth is $28K (range $20K – $42K) as of 2026. Ethan Fast is Founder at Proxino. 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 Proxino valuation?

Proxino's estimated valuation on Entrepreneurial Check is $1.0M. 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 Ethan Fast's role?

Ethan Fast is Founder at Proxino, a Y Combinator-backed startup (batch S11).