
Darien Energy Storage Center
Darien Energy Storage Center
The Darien Energy Storage Center is a 75-megawatt energy storage project located in Walworth County, Wisconsin in the operating Darien Solar Energy Center. Invenergy utilizes the safest, most advanced battery technology to store and deploy clean energy when it’s needed most. Energy storage creates a more flexible and reliable power grid, while delivering cost savings for Americans and strengthening our energy independence.
Project Stats
megawatts power storage capacity
megawatts co-located solar generation capacity

Community Benefits
Our projects only succeed if they work for local communities and economies. We are committed to being a trusted, long-term partner. The Darien Energy Storage Center will help create family-sustaining jobs and local economic investment.
annual revenue generated for host towns and counties
full-time jobs at combined solar & storage project
Project Overview
We are dedicated to maintaining strong relationships with Walworth County for the long term. If you have any questions or concerns about the project, please reach out via our contact page.
Preliminary Studies and Land Campaign
Site Characterization and Permitting
Engineering and Pre-construction
Construction
Operations and Maintenance
Construction
Construction steps are tailored for every one of our projects. The construction team will prioritize safety while following industry best practices, ensuring that construction is carried out effectively and safely. For additional information, please reach out via our contact page.

About Invenergy
Invenergy is North America’s largest privately held developer, owner, and operator of innovative, reliable power infrastructure. Backed by 25 years of trusted execution and operational excellence, Invenergy’s end-to-end expertise provides customers with smart, scalable energy solutions across natural gas, solar, land-based wind, energy storage, transmission, and domestic manufacturing. Headquartered in Chicago, Invenergy and its affiliates have successfully developed over 220 projects totaling more than 38 gigawatts and reliably operates over 25 gigawatts of large-scale power infrastructure projects across four continents.
.jpg?branch=production)