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Julien Brissonneau estimated net worth profile

Julien Brissonneau net worth

Julien Brissonneau Net Worth 2026 (Estimated) · CSO at Ledger Investing · YC W17
est. wealth $31.88M

Quick answer

Julien Brissonneau's estimated net worth is $31.88M (range $22.31M – $47.81M) as of 2026. Julien Brissonneau is CSO at Ledger Investing. Ledger Investing valuation.

Julien Brissonneau is CSO at Ledger Investing (YC W17). Independent Entrepreneurial Check model estimate from public YC data.

At a glance

NameJulien Brissonneau
RoleCSO
CompanyLedger Investing
YC batchW17
Est. company val$750.0M
Assumed ownership4.2%
Est. paper wealth / net worth$31.88M
$22.31M – $47.81M
  • Company status: Active
  • Education: Master's in Computer Science from University of California, Berkeley
  • Region: United States of America
  • Industries: Fintech, Insurance
  • Team size: 85
  • Website: https://ledgerinvesting.com/

Who is Julien Brissonneau?

Julien Brissonneau is a co-founder of Ledger Investing, focused on innovating in the insurance sector.

Highlights:

  • University of California, Berkeley
  • Y Combinator
  • Ledger Investing

About Ledger Investing

Ledger Investing provides an exciting opportunity for asset managers, pension funds, hedge funds, family offices and other institutions interested in earning a great return through insurance investing.

The company deploys proprietary software and data analytics covering many types of insurance risk portfolios. The technology enables insurers to securitize risk more efficiently while providing investors, asset...

FAQ: Julien Brissonneau net worth and Ledger Investing valuation

What is Julien Brissonneau's net worth?

Julien Brissonneau's estimated net worth is $31.88M (range $22.31M – $47.81M) as of 2026. Julien Brissonneau is CSO at Ledger Investing. 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 Ledger Investing valuation?

Ledger Investing's estimated valuation on Entrepreneurial Check is $750.0M. 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 Julien Brissonneau's role?

Julien Brissonneau is CSO at Ledger Investing, a Y Combinator-backed startup (batch W17).