Jonathan Tiret net worth
Quick answer
Jonathan Tiret's estimated net worth is $15.0M (range $10.5M – $22.5M) as of 2026. Jonathan Tiret is Founder at Upstream. Upstream valuation.
Jonathan Tiret 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 Jonathan Tiret?
Jonathan Tiret is a Y Combinator graduate from the Summer 2023 batch with a focus on developing innovative solutions in the tech space.
Highlights:
- Y Combinator S23
- Upstream
About Upstream
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FAQ: Jonathan Tiret net worth and Upstream valuation
What is Jonathan Tiret's net worth?
Jonathan Tiret's estimated net worth is $15.0M (range $10.5M – $22.5M) as of 2026. Jonathan Tiret 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 Jonathan Tiret's role?
Jonathan Tiret is Founder at Upstream, a Y Combinator-backed startup (batch S23).