Beau Tateyama net worth
Quick answer
Beau Tateyama's estimated net worth is $375K (range $262K – $562K) as of 2026. Beau Tateyama is Founder at Proof Trading. Proof Trading valuation.
Beau Tateyama is Founder at Proof Trading (YC S19). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Active
- Region: United States of America
- Industries: Fintech, Banking and Exchange
- Team size: 7
- Website: https://prooftrading.com
Who is Beau Tateyama?
Beau Tateyama is a founder of Proof Trading, a company that participated in Y Combinator's Summer 2019 program.
Highlights:
- Y Combinator S19
- Proof Trading
About Proof Trading
Institutional equities broker-dealer
FAQ: Beau Tateyama net worth and Proof Trading valuation
What is Beau Tateyama's net worth?
Beau Tateyama's estimated net worth is $375K (range $262K – $562K) as of 2026. Beau Tateyama is Founder at Proof Trading. 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 Proof Trading valuation?
Proof Trading's estimated valuation on Entrepreneurial Check is $1.5M. 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 Beau Tateyama's role?
Beau Tateyama is Founder at Proof Trading, a Y Combinator-backed startup (batch S19).