Not a classic
VC team

A mix of entrepreneurs and investors who understand your journey.

We’re not just investors we’re entrepreneurs who have lived the startup journey ourselves.

  • Mathieu Tarnus

    Founder & CEO of Positive Group, one of Europe’s leading tech companies in marketing solutions.

    At 404 Ventures, he brings the experience of hypergrowth and a founder’s mindset to help entrepreneurs navigate their earliest and toughest challenges.

  • Julien Trucy

    A former trader and multi-asset investor turned entrepreneur

    Julien built startup programs within one of Europe’s leading innovation hubs, supporting dozens of founders, before co-founding a VC-backed legaltech. At 404 Ventures, he combines financial acumen with hands-on entrepreneurial experience to back founders from day one.

A network of
experts at your side

Beyond our core team, we bring access to a trusted community of operators, advisors, and partners in marketing, product, tech, finance, and growth

  • Mathieu T.

    Founder & CEO of Positive Group

  • Mathieu Tarnus

    Founder & CEO of Positive Group

We collaborate with leading partners who share our vision of supporting founders for the long run.

Got a bold idea? We’d love to hear from you.

julien@404.vc
404
404
404
404
404
404
404
404
404
404
404