Ecocem

Ecocem develops and supplies low-carbon cement technologies and products for the concrete and cement industries. Its ACT solution is described on the website as delivering up to 70% lower CO2 emissions than conventional cement while using existing plants and processes. Chryso and Ecocem have also co-developed EnviroMix 3150 ACT, an admixture announced at BATIMAT 2026.

Customers are concrete and cement producers and construction companies; the website names projects including the Grand Paris Express, HS2, Tottenham Hotspur Stadium and the Paris Olympic Village, and cites partnerships with Vinci, Eiffage and Bouygues. The website states that the company's revenues tripled over the past decade to approximately €230 million in 2024 and that its technologies have helped avoid more than 19 million tonnes of CO2.

Ecocem was founded in 2000 by Donal O'Riain, who is Founder and CEO; Conor O'Riain is Managing Director. The website describes four manufacturing facilities across Europe, a flagship production site in Dunkirk, France, and a research and innovation laboratory with over 40 scientists and engineers. Strategic investors named include Breakthrough Energy Ventures, ArcelorMittal and Saint-Gobain. Seven open roles are listed in France, the Netherlands and Ireland, covering logistics, laboratory, QHSE, production and sustainability policy.

Product: ACT low-carbon cement and related low-carbon concrete solutions, including the EnviroMix 3150 ACT admixture co-developed with Chryso.