Louis Lecat net worth
Quick answer
Louis Lecat's estimated net worth is $15.0M (range $10.5M – $22.5M) as of 2026. Louis Lecat is Founder at Upstream. Upstream valuation.
Louis Lecat is Founder at Upstream (YC S23). Independent Entrepreneurial Check model estimate from public YC data.
At a glance
- Company status: Active
- Region: France
- Industries: B2B, Productivity
- Team size: 7
- Website: https://www.upstream.do/
Who is Louis Lecat?
Louis Lecat is a founder at Upstream, which participated in Y Combinator's Summer 2023 batch.
About Upstream
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FAQ: Louis Lecat net worth and Upstream valuation
What is Louis Lecat's net worth?
Louis Lecat's estimated net worth is $15.0M (range $10.5M – $22.5M) as of 2026. Louis Lecat is Founder at Upstream. 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 Upstream valuation?
Upstream's estimated valuation on Entrepreneurial Check is $30.0M. 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 Louis Lecat's role?
Louis Lecat is Founder at Upstream, a Y Combinator-backed startup (batch S23).