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Read 63 Stem reviews and testimonials from customers, explore 54 case studies and customer success stories, and watch 3 customer videos to see why companies chose Stem as their Energy Management Software

Stem provides clean energy solutions and services designed to maximize the economic, environmental, and resiliency value of energy assets and portfolios. Stem’s leading AI-driven enterprise software platform, Athena®, enables organizations to deploy and unlock value from clean energy assets at scale. Powerful applications, including AlsoEnergy’s PowerTrack, simplify and optimize asset management and connect an ecosystem of owners, developers, assets, and markets. Stem also offers integrated partner solutions to help improve returns across energy projects, including storage, solar, and EV fleet charging.

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Customer Rating Review Scorebased on 2045 reference ratings
4.8/5.0 (2045)
  • Market Leader 2025 2025
    Summer 2025Market LeaderEnergy Management Software

63Testimonials

  • "We chose Stem for its best-in-class Athena smart energy software, which will help our customer realize maximum value from on-site solar and backup power over the lifetime of the project. We hold our projects to high standards and Stem’s extensive track record and customer service match well with our core values."

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54 Case Studies

  • Minimizing Energy Costs from Global Adjustment with Stem’s Smart Energy Storage

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3 Customer Videos

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Additional Stem Information & Resources

Read Stem Reviews, Testimonials & Customer References from 63 real Stem customers.

Browse Stem Case Studies, Customer Success Stories, & Customer References from 54 businesses that use Stem.

Watch Stem Customer Videos to learn why 3 businesses chose Stem.