Geostock

Geostock is an international engineering company specializing in underground energy storage. With six decades of experience, it develops solutions for storing hydrocarbons, low-carbon energy and carbon dioxide, drawing on expertise across underground storage technologies and geological settings. Its work is tailored to the characteristics of each site and the product to be stored, with a focus on safe, economical and environmentally responsible infrastructure.

Geostock supports projects throughout their lifecycle. Its consulting services help clients assess storage needs and site conditions, while its engineering teams take projects from feasibility studies through detailed design. The company also oversees construction, including contractor selection, project delivery, commissioning, health and safety requirements, and team training. For operating facilities, it provides management, maintenance and technical and administrative support, either alongside client teams or through full operational delegation.

Environmental priorities are reflected in its Green Storage programme, which focuses on sustainable development, reducing carbon footprints and enabling storage of low-carbon energy. Geostock also participates in research and innovation initiatives, including the Hystories project.