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Denis Lafont-Trevisan

Denis Lafont-Trevisan

Angel investor and tech executive specializing in open source and enterprise software

denis-lafont
Toulouse, France
Paris, France
Joined January 2025
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Summary

Denis Lafont-Trevisan is a prolific angel investor and venture capitalist with a strong focus on open source and enterprise software. He is a General Partner at OpenCapital.vc, which invests in early-stage European open-source enterprise software. His investment portfolio includes companies like Traefik and Twenty, and he actively supports startups in HR/Talent, AI, EnergyTech, Space, and Future of Education and Work sectors. He also serves as an Investor at Aerospace Angels and an angel operator through GrowthSeeds. evalyze+3
With over two decades of experience, Denis has a significant background in business development and technology services. He currently holds a Business Development Executive role at Zenika and previously at SOFTEAM. His past leadership roles include Vice President at Capgemini, where he led the Tech & Digital Services Delivery for Aeronautic & Defence, and Investment Director at MCapital Partners, focusing on Deep Tech/Digital. theorg+2
Denis is passionate about European digital sovereignty and open source, actively participating in discussions and presentations on these topics. He has given talks on the European Sovereignty Software Index and the role of the French open-source ecosystem in achieving digital independence, as well as strategies for funding and commercializing open-source projects in Europe. sessionize+3

Work

Education

Writing

Souveraineté numérique et open source: Présentation du European Sovereignty Software Index

A presentation discussing digital sovereignty and technological independence as a key focus in Europe, and how open source is becoming a foundational element. It proposes a model for analyzing the contribution of a technological platform (open source or not) to European technological independence.

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Ecosystème open source français: Un outil de la souveraineté numérique européenne?

This session explores the dynamics of the French open source ecosystem and its potential role as a tool for European digital sovereignty, especially given the global cloud revolution.

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Funding and Commercialization of an open source project in Europe today?

A discussion on the challenges and strategies for funding and commercializing open-source projects in Europe, drawing insights from successful European examples.

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Notes

LLLaurent Lacazesaid
DLDenis Lafont-Trevisan
is someone they consider a particularly experienced and successful tech entrepreneur-angel investor.

Oct 23, 2025