SHAREHOLDINGS
Supporting entrepreneurs who are transforming their industry
Making a successful transition to a sustainable economy means investing in visionary entrepreneurs. Each year, we review 2,000 projects and select only a dozen or so.
We invest right from the pre-seed stage, accompany each round of financing and remain committed without a predefined exit horizon.
Discover our investments:
Orus Energy
Optimizing energy consumption in buildings. Orus Energy is developing a SaaS solution that enables building managers to reduce their energy consumption without impacting user comfort. By leveraging electrical flexibility, it avoids the need for costly, polluting thermal power plants. Asterion co-led Orus' first round of financing with b2venture in June 2024.
Onima
Creating an alternative protein of excellent nutritional quality, derived from the upcycling of brewer's yeast. Onima transforms brewer's yeast into a protein-, fiber- and amino acid-rich ingredient for the food industry. A sustainable solution that meets the needs of sports nutrition, plant nutrition and petfood. Asterion led Onima's first round in November 2022.
Ever Dye
Revolutionizing textile dyeing. Ever Dye has developed a technology that dyes 5 times faster, consumes 15 times less energy, and eliminates petrochemicals. An innovation made from vegetable and mineral waste that reduces greenhouse gas emissions in the textile sector by 94%. Asterion has co-led Seed's December 2021 round with Maki VC.
WeeFin
Making investment more transparent and sustainable. Weefin offers a technological solution enabling investors to integrate and analyze ESG criteria reliably, without greenwashing. Thanks to their platform and expertise, they facilitate the construction of responsible investment strategies. Asterion led the Seed round in June 2022 with Investir&+, and participated in the Series A round in November 2023, led by Iris. In April 2025, Weefin raised €25 million in Series B, backed by BlackFin Capital Partners, IRIS, Ring Capital and Asterion Ventures, to accelerate its expansion in Europe and strengthen its sustainability solutions. This funding will enable Weefin to continue innovating and positioning itself as a leader in ESG data management for major financial institutions.
Ramdam Social
Making every purchase a gesture of solidarity. Ramdam Social redistributes between 7% and 10% of the price of its food products to associations such as Samu Social and Banques Alimentaires. Ramdam currently offers 15 gourmet products, made in France by producers who are fairly remunerated. An approach that combines social commitment and responsible consumption. Asterion led the first round of Ramdam Social in December 2023.
Billiv
Put an end to the nonsense of cash register receipts. The first green, 100% digital receipt via QR code, with no need to register or download anything. Billiv enables retailers to comply with the French Anti-Waste Law and strengthen their image by improving and extending the customer experience. Asterion led the first round of Billiv in July 2022.
Urbyn
Making recycling easier for businesses. Urbyn has developed a SaaS platform enabling companies to sort and recycle their waste simply and efficiently. It has already diverted over 3,000 tons of waste from landfill through collaborations with major groups and SMEs.Asterion led Seed's June 2023 round.
Spark Cleantech
Producing truly carbon-free hydrogen. Spark Cleantech is developing an innovative methane plasmalysis technology, enabling the production of clean hydrogen with 5 times less energy than traditional methods and no CO2 emissions.Asterion led Spark Cleantech's first round in July 2023.
Klaro
Enable all employees to access public assistance. Distributed on a BtoB basis, it is the largest aid simulator in France, so that everyone can identify the aid to which they are entitled, and carry out their procedures automatically. Asterion led Edonia's Seed round in September 2022.
Circul'Egg
Giving eggshells a second life. Circul'Egg transforms this agri-food waste into calcium carbonate and shell membrane powder, used in animal feed, construction and nutraceuticals.Asterion led the Seed round in November 2023.
Qomon
Qomon is Europe's benchmark tool for citizen mobilization and action. The start-up enables NGOs, citizen movements, campaign organizers and corporates to mobilize large audiences more effectively around their cause. Asterion co-led Qomon's Seed round with Ternel in May 2024.
Aptimiz
Optimize farm management. Aptimiz automates the traceability of farming activities thanks to a solution that measures the work of men and machines in real time.Asterion co-lead the Seed tour with Demeter in May 2023.
Darwin
Assessing and reducing the impact of companies on biodiversity. Darwin offers a SaaS platform enabling companies to measure, understand and improve their ecological footprint in compliance with international regulations. Asterion led the first round in 2023.
Caeli Énergie
Cooling buildings without environmental impact. Caeli Énergie develops low-carbon air conditioning made in France, based on innovative thermodynamic technology that drastically reduces energy consumption. Asterion co-led the Seed round with Starquest Capital in August 2023.
DiamFab
Revolutionizing semiconductors with synthetic diamond. Diamfab replaces traditional materials such as silicon to improve the energy performance and reduce the environmental impact of electronic components. Asterion co-led the first round with Bpifrance in March 2024.
Clear Fashion
A sustainable label for fashion. Clear Fashion evaluates over 500 brands and garments according to environmental, social and health impact criteria via a mobile app and independent product label. Asterion led Seed's round in November 2021.
Allcolibri
Simplifying corporate social responsibility. Allcolibri enables companies to offer micro-donations to environmental and social causes to their employees and customers, via a SaaS platform. Asterion led the first round in February 2021.
Carbone Farmers
Facilitating access to agricultural carbon credits. Carbone Farmers offers a complete traceability solution, enabling farmers and agri-food players to add value to their low-carbon practices. Asterion led the first round in October 2022.
Edonia
Decarbonizing food thanks to microalgae. Edonia has developed a technology that transforms these micro-organisms into a textured, protein- and nutrient-rich super-ingredient for agribusiness and foodservice. Asterion led the first round in April 2024.
Bocoloco
Switching to large-scale deposits. Bocoloco supports retailers and food manufacturers with a complete solution for container traceability and reuse, including in-store digital collectors. Asterion led the Seed round in May 2023.
Aktio
The low-carbon club for SMEs and ETIs. Aktio supports SMEs and ETIs in their low-carbon transition with an online platform and dedicated support, to calculate the Carbon Footprint and define a customized reduction plan. Asterion led Aktio's first round in July 2021.
Bon Dimanche
Local, fair-trade ice creams. Bon Dimanche is developing a model of micro-dairies enabling producers to add value to their milk at a fair price through organic, gourmet desserts. Asterion led the first round in May 2022.
Keenat
Combating cigarette-butt pollution. Keenat supports companies and local authorities with a comprehensive solution including urban ashtrays, butt collection and recycling. Asterion led the Seed round in December 2022.
