Our Mission

Stem builds and operates the largest digitally connected energy storage network for our customers. Our world class AI platform optimizes the value of our customers' energy assets and facilitates their participation in energy markets, yielding economic and resiliency benefits while accelerating renewable adoption.

Who We Are

Stem has pioneered an intelligent approach to energy management and technology services. Our innovative team leads the industry in developing and deploying artificial intelligence (AI)-powered energy storage that controls energy costs, while enhancing sustainability and resilience.

We are committed to helping our customers reduce risk and unlock new value from their energy infrastructure. For partners, we provide competitive differentiators that enable them to deliver a range of services and enhance project economics.

Our team is driven, ambitious and dedicated to developing innovative and sustainable solutions.

Stem by the numbers

Stem operates the world's largest energy storage network.

400+ MWh

Across 1,000 Sites Operating Or Contracted




Fortune 500 Customers

10 million

System Runtime Hours


Grid Service Dispatches


Utility Partners


Permitting Jurisdictions

650 Million

In Project Finance Capacity

Stem is backed by leading global investors