FlexBase
Equans Switzerland Awarded EPC Contract
11 / 08 / 2026
Equans Switzerland Awarded EPC Contract for Landmark Invinity Vanadium Flow Bat-tery Project in Laufenburg, Switzerland
Equans Switzerland AG is pleased to announce that it has been awarded an Engineering, Procurement and Construction (EPC) contract by Invinity Energy Systems plc for the preparation of delivery of the vanadium flow battery installation at the Technologie Zentrum Laufenburg (TZL) in Switzerland.
3 minutes
FlexBase
EPC Contract
The project forms part of the groundbreaking FlexBase Technology Campus development in Laufenburg and is expected to become one of the world's largest vanadium flow battery energy storage systems. The facility will play a key role in supporting renewable energy integration, enhancing grid stability and enabling sustainable power infrastructure for next-generation digital and industrial applications.
Under the EPC contract, Equans Switzerland will be responsible for providing mechanical, electrical and piping (MEP) as well as other technical services to the battery storage facility, in accordance with Invinity's design and performance requirements.
From left to right
1. Tom Unger
2. Jörg Lambelet
3. Dimitri Zlatarev
4. Jean-Louis Cols
5. Daniel Zbinden
6. Jonathan Marren
7. Philip Almes
Voices
on the project
"We are proud to partner with Invinity for this landmark project, a market leader in high quality, flexible, high-throughput BESS (Battery Energy Storage Systems), with whom Equans also works in other countries." said Claudio Picech, CEO of Equans Switzerland. "The award recognizes our expertise in delivering complex energy and infrastructure projects and reinforces our commitment to supporting Switzerland's energy transition through innovative and sustainable technologies. Together with Invinity and FlexBase, we are helping to establish a new benchmark for large-scale energy storage."
The project represents a significant milestone for both companies and demonstrates the growing role of flexible battery technologies in addressing the challenges of renewable energy integration and increasing electricity demand.
"The successful deployment of a project of this scale requires a delivery partner with exceptional technical capabilities, a strong safety culture and deep local expertise. Equans Switzerland demonstrated all of these qualities throughout our demanding evaluation process and has proven to be the ideal partner to support the delivery of this landmark project." said Jonathan Marren, CEO of Invinity Energy Systems.
Engineering and detailed design activities are already well underway, with both companies working collaboratively alongside FlexBase and other project stakeholders to advance the project toward full delivery. The pace of progress at the Laufenburg site has been exceptional. In a relatively short period, key construction milestones have already been completed on schedule.