# Energy Dome opens CO2 battery component plant in Piacenza, Italy

Canonical page: https://technooptimist.io/stories/energy-dome-opens-co2-battery-component-plant-in-piacenza-italy-b031f3dd
Date: 12 Oct 2026
About: [Energy Dome](https://technooptimist.io/companies/energy-dome.md)
Original source: https://www.pv-magazine.com/2026/10/12/energy-dome-opens-co2-battery-manufacturing-plant-in-italy/

Energy Dome has opened a plant in Piacenza, Italy, that makes the large domes at the core of its CO2-based energy storage systems. The company says its technology relies on European supply chains for steel and turbomachinery.

## Key facts

- The first dome made entirely in-house has shipped to India for the 20 MW / 160 MWh Kudgi project with NTPC.
- Production is under way for the 20 MW / 200 MWh Columbia Energy Storage Project in Wisconsin with Alliant Energy; the next part is for a 23 MW / 200 MWh project in Ireland.
- About €2 million was spent on the site over the past year; total investment is planned at about €6.5 million over two years.
- The company aims to triple production capacity and grow local staff from 30 to 80–90 by 2028.
- Energy Dome reports over 2 GWh of projects operating or contracted and a pipeline above 30 GWh across four continents.

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