HOUSTON--(BUSINESS WIRE)--Stem, Inc. (NYSE: STEM), a global leader reimagining technology to support the energy transition, today announced that its Board of Directors has increased the size of the Board from seven to eight directors, and appointed Arun Narayanan, Stem's Chief Executive Officer, to serve as a Class I Director, effective Dec. 1, 2025. The appointment reflects the Board's confidence in Narayanan's leadership and strategic vision as Stem continues to execute its transformation to.