Revolutionizing Grid-Scale Energy Storage
Wattium is pioneering the future of energy storage with Megacell™ technology, delivering unmatched power density and lithium-free safety for grid applications worldwide.
Our Mission
To accelerate the global transition to renewable energy by providing the most reliable, powerful, and safe grid-scale storage solutions. Our Megacell technology enables continuous nominal power delivery with ultra-fast charging capabilities.
We believe energy storage should be powerful, not just capacious. That's why we've developed technology that delivers consistent performance for the world's most demanding grid applications.
Founded
2019
Location
Barcelona, Spain
Our Technology
Megacell represents a breakthrough in energy storage technology. Unlike lithium-based systems, our carbon-based chemistry delivers:
High Power Density
Continuous nominal power output with peak rates up to 24C for high-demand grid events.
Ultra-Fast Charging
Complete charge cycles in just 5 minutes, enabling rapid grid response.
Lithium-Free Safety
Non-flammable, recyclable chemistry with wide operating temperature range.
Leadership Team
Roger Casals
CEO & Investor
Investor & Entrepreneur with 30 years of experience. Founder and CEO of multiple ventures, with five successful exits
PhD Dani Rueda
Co-Founder & CTO
Materials scientist, pioneer in carbon-based energy storage technologies.
Jordi Aibar
Co-Founder & COO
Electronics and Software expert.
Advisory Team
PhD Pedro Gómez-Romero
Co-Founder & Advisor
Materials & electrochemistry expert; leading research collaboration at ICN2.
PhD Eduard Alarcón
Co-Founder & Advisor
Professor (UPC); systems & power electronics advisor for Megacell deployments.
Rafa Terradas
Co-Founder & Director
Entrepreneur and Investor.
Research Partnership
Wattium maintains a close research partnership with the Institut Català de Nanociència i Nanotecnologia (ICN2), leveraging cutting-edge materials research to advance our Megacell technology.
This collaboration ensures our solutions remain at the forefront of energy storage innovation, with continuous improvements in performance, safety, and sustainability.
Patents Filed
3