Calderion

Calderion is an investment firm.

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Updated: Mar 15, 2026 ·

About

Calderion is a venture capital investment fund established in 2023 and headquartered in Paris, France. The firm specializes in deep tech, industrial, and technological investments, with a particular emphasis on next-generation fuels and energy solutions.

The fund was created by Vincent Brillault in collaboration with Audacia, driven by a strategic objective to foster European energy sovereignty through the development of new industrial technologies. Calderion's investment strategy is designed to identify and support deep tech innovations that have the potential to reshape industrial landscapes and contribute to a sustainable energy future.

Financial History

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Investments Made

Date	Company	Round	Lead Investor(s)	Co-Investor(s)
Jan 29, 2026	Geolinks	$7.2M Seed	—	Bpifrance, BRGM Invest, EIT InnoEnergy

Financial History

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Deep Dive

Calderion is a Paris-based venture capital investment fund, founded in 2023, dedicated to supporting deep tech, industrial, and technological innovations. The firm's strategic focus is on identifying and nurturing companies that are developing next-generation fuels and advanced industrial solutions. Its mission is rooted in contributing to European energy sovereignty and advancing the industrial landscape.

The establishment of Calderion in 2023 was a collaborative effort, with Vincent Brillault joining Audacia specifically to create this fund. This initiative underscores a commitment to investing in groundbreaking technologies that can redefine industrial capabilities and energy independence within Europe. The fund operates from its headquarters in Paris, France, positioning it within a key European innovation hub.

Calderion's investment thesis centers on releasing the potential of deep tech. This includes a strong emphasis on sectors such as next-generation fuels, which are critical for transitioning to more sustainable energy sources. The fund seeks out companies developing innovative solutions that address complex industrial and technological challenges, aiming to drive significant impact.

The firm has demonstrated its investment activity through participation in funding rounds for companies like Graforce, where it was part of a latest funding round announced in February 2026. Calderion has also invested in Geolinks, participating in a seed round alongside other investors such as EIT InnoEnergy. These investments reflect its commitment to supporting early-stage and growth-stage deep tech ventures.

By focusing on industrial and technological venture capital, Calderion positions itself as a key player in the European ecosystem for innovation. Its strategic alignment with the goal of energy sovereignty highlights a long-term vision for fostering a resilient and technologically advanced industrial base. The fund continues to seek opportunities that align with its mandate to support transformative deep tech.

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Frequently Asked Questions

What was the founding context for Calderion?

Calderion was created in 2023 by Vincent Brillault, who joined Audacia with the conviction that Europe could achieve energy sovereignty through a new generation of industrial technologies.

Has Calderion made any notable investments since its founding?

Yes, Calderion has participated in funding rounds for companies such as Graforce and Geolinks, demonstrating its commitment to investing in deep tech ventures.