AQUABATTERY and SCIVEN Sign Letter of Intent to Collaborate on Long-Duration Energy Storage (LDES) Solutions
[PRESS RELEASE] Lisbon, Portugal – 22 October 2025 - AQUABATTERY, developer of sustainable, saltwater-based flow battery technology, and SCIVEN, specialist in innovative, integrated sustainable tech solutions, are pleased to announce the signing of a Letter of Intent (LOI) at InnoEnergy’s flagship event The Business Booster in Lisbon, to explore strategic collaboration in the development and deployment of long-duration energy storage systems.
This LOI marks the beginning of a partnership aimed at accelerating the commercialization of AQUABATTERY’s novel LDES technology through joint pilot projects, technical validation, and integration into real-world energy infrastructures.
“We are excited to formalize our collaboration with SCIVEN,” said Jiajun Cen, CEO of AQUABATTERY. “Their deep engineering expertise and strong market access complement our mission to provide safe, sustainable, and scalable long duration energy storage solutions critical to the global energy transition.”
Under the terms of the LOI, the two companies will jointly assess potential deployment opportunities for pilots, identify key use cases across commercial and industrial applications, and explore models for commercial partnership and growth.
“SCIVEN is committed to advancing next-generation energy technologies that support decarbonization and grid resilience,” said Eduardo Costa, CEO of SCIVEN. “AQUABATTERY’s water-based, non-flammable, and circular storage technology is a promising solution for long-duration needs, and we look forward to exploring its potential together.”
The partnership reflects the companies’ shared vision to make meaningful impact, and a joint commitment to decarbonization and building a resilient, clean energy future.
About AQUABATTERY
AQUABATTERY is a Dutch climate tech startup, developing a novel long duration energy storage solution based on saltwater. Designed to be safe, sustainable, and free of critical raw materials, AQUABATTERY enables reliable storage from 8 to 100+ hours — a vital component in the transition to a net-zero energy system. www.aquabattery.com.
About SCIVEN
SCIVEN is an energy technology company dedicated to delivering innovative, sustainable turnkey solutions for electrical and thermal power management and generation. Specializing in cutting-edge technologies, SCIVEN designs and integrates high-performance systems, including its own industry-leading biomass boiler range—the top-performing boilers across the European market—and its pioneering small-scale heat-to-power technology, which converts wasted thermal energy into sustainable electricity. By developing, manufacturing, installing, and operating these solutions, SCIVEN empowers clients to achieve maximum sustainability, efficiency, and competitiveness in meeting their energy needs. www.sciven.com.