Sustainable and low-cost redox flow battery (RFB) for long-duration energy storage (LDES).
Location: Italy
Employees: 1-10
Total raised: $8.19M
Founded date: 2022
Investors 1
| Date | Name | Website |
| 03.03.2023 | 360 Capita... | 360cap.vc |
Funding Rounds 1
| Date | Series | Amount | Investors |
| 02.03.2026 | Seed | $8.19M | CDP Ventur... |
Mentions in press and media 5
| Date | Title | Description |
| 03.09.2026 | Women In Tech: Top 10 Women In ClimateTech In 2026 | It’s easy to get the impression that climate tech is just solar panels and lithium batteries. The founders on this list are building across a far wider spectrum. They’re solving key problems in energy storage, critical materials, forest int... |
| 02.03.2026 | Sinergy Flow: €7 Million Late-Seed Round Closed To Advance Long-Duration Energy Storage Solutions | Sinergy Flow, a climate tech company focused on long-duration energy storage (LDES), has closed a €7 million late-seed funding round to accelerate the development and commercialization of its flow battery technology. The funding marks a sig... |
| 25.02.2026 | Sinergy Flow Raises €7M in Seed Funding | Sinergy Flow, a Milan, Italy-based startup developing solutions for long-duration energy storage, raised €7M in seed funding. The round was led by CDP Venture Capital SGR, with participation from 360 Capital, Tech4Planet, and Exergon, part ... |
| - | Sinergy Flow | “Sinergy Flow – The Enabler for Energy Transition” |
| - | Sinergy Flow | “We are developing a redox flow battery based on earth abundant and low-cost material which is fully compliant with the Circular Economy principles.” |