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Romain Champourlier estimated net worth profile

Romain Champourlier net worth

Romain Champourlier Net Worth 2026 (Estimated) · Founder at Carbonfact · YC S21
est. wealth $14.0M

Quick answer

Romain Champourlier's estimated net worth is $14.0M (range $9.8M – $21.0M) as of 2026. Romain Champourlier is Founder at Carbonfact. Carbonfact valuation.

Romain Champourlier is Founder at Carbonfact (YC S21). Independent Entrepreneurial Check model estimate from public YC data.

At a glance

NameRomain Champourlier
RoleFounder
CompanyCarbonfact
YC batchS21
Est. company val$150.0M
Assumed ownership9.3%
Est. paper wealth / net worth$14.0M
$9.8M – $21.0M

Who is Romain Champourlier?

Romain Champourlier is a co-founder of Carbonfact, a Y Combinator startup from the Summer 2021 batch focused on climate data.

About Carbonfact

The first apparel & footwear Carbon Management Platform.

FAQ: Romain Champourlier net worth and Carbonfact valuation

What is Romain Champourlier's net worth?

Romain Champourlier's estimated net worth is $14.0M (range $9.8M – $21.0M) as of 2026. Romain Champourlier is Founder at Carbonfact. 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 Carbonfact valuation?

Carbonfact's estimated valuation on Entrepreneurial Check is $150.0M. 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 Romain Champourlier's role?

Romain Champourlier is Founder at Carbonfact, a Y Combinator-backed startup (batch S21).