Stem is a company that has developed a distributed storage technology for optimizing energy. The company was founded by Brian Thompson in 2009, in Millbrae, California, United States.
The company analyzes how various types of businesses utilize electricity and how they are charged for its use. Stem takes this information and designs a solution to reduce costs without altering their businesses design or functions. They use a combination of technologies including big data, predictive analytics, and energy storage to deliver services to the grid.