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Julien Brissonneau

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Julien Brissonneau

Research Assistant (RA) Mechanical & Aerospace | Pioneer Fund

California, Mountain View, United States

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Julien Brissonneau

Summary

Julien Brissonneau is a dynamic entrepreneur and co-founder of Ledger Investing, where he serves as Chief Strategy Officer. With a robust background in finance and engineering, he has honed his skills in various positions, including FX Structuring at Crédit Agricole CIB and as a Bid Manager at Thales. His academic credentials include advanced degrees in Aerospace Engineering and International Finance from prestigious institutions such as HEC Paris and the University of Florida. Julien's experience at Y Combinator reflects his commitment to innovation and startup culture. He is also a Venture Partner at Pioneer Fund, where he leverages his expertise to support emerging businesses. His interests span across mechanical and aerospace fields, showcasing a rare blend of technical and financial acumen. Julien's career trajectory illustrates his adaptability and leadership in fast-paced environments, making him a valuable asset in any venture.

General

Generalist

Technical Background

Leadership Experience

Moderate Tenure

Immigrant

Professional interests

Industry-specific interests

Emerging Technologies

Leadership Development

Organisational experience

Startup Experience

Corporate Experience

Consulting Experience

Julien Brissonneau

Work Experience

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Fellow at

South Park Commons

October 2025 - Present

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Julien Brissonneau

Education

HEC Paris, Master of Science (M.Sc.), International Finance

Arts et Métiers ParisTech, Engineer’s Degree, Industrial Engineering

University of Florida, Master of Science (M.Sc.), Aerospace Engineering

Frequently Asked Questions about Julien Brissonneau

What is Julien Brissonneau email address?

Julien Brissonneau's primary email address is ******@ledgerinvesting.com. To view the full verified email and additional contact details, sign up for free with Muraena.

What company does Julien Brissonneau work for?

Julien Brissonneau is a Research Assistant (RA) Mechanical & Aerospace at Pioneer Fund.

Where Julien Brissonneau graduated from?

Julien Brissonneau holds a degree in null from HEC Paris.

How can I directly contact Julien Brissonneau?

To contact Julien Brissonneau directly, you can use the email address ******@ledgerinvesting.com. Complete contact information is available upon registration with Muraena.

Is Julien Brissonneau an immigrant?

Yes, Julien Brissonneau is an immigrant and currently based in United States

Who is Julien Brissonneau?

Julien Brissonneau is a dynamic entrepreneur and co-founder of Ledger Investing, where he serves as Chief Strategy Officer. With a robust background in finance and engineering, he has honed his skills in various positions, including FX Structuring at Crédit Agricole CIB and as a Bid Manager at Thales. His academic credentials include advanced degrees in Aerospace Engineering and International Finance from prestigious institutions such as HEC Paris and the University of Florida. Julien's experience at Y Combinator reflects his commitment to innovation and startup culture. He is also a Venture Partner at Pioneer Fund, where he leverages his expertise to support emerging businesses. His interests span across mechanical and aerospace fields, showcasing a rare blend of technical and financial acumen. Julien's career trajectory illustrates his adaptability and leadership in fast-paced environments, making him a valuable asset in any venture.

Julien`s contact details

mail

******@ledgerinvesting.com

Colleagues

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Tim Suzman

Managing General Partner

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Newsha Ghaeli

Research Associate & Project Lead

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Isabella Sun

Investments Analyst

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Don Ho

Chief Operating Officer

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Mohit Prateek

Summer Research Student

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