ENPH vs STEM

Enphase Energy Inc.

Enphase Energy, Inc., together with its subsidiaries, designs, develops, manufactures, and sells home energy solutions for the solar photovoltaic industry in the United States and internationally. The company offers semiconductor-based microinverter, which converts energy at the individual solar module level, and combines with its proprietary networking and software technologies to provide energy monitoring and control services. It also offers AC battery storage systems; Envoy communications gateway; and Enlighten cloud-based monitoring service, as well as other accessories. The company sells its solutions to solar distributors; and directly to large installers, original equipment manufacturers, strategic partners, and homeowners, as well as directly the do-it-yourself market through its legacy product upgrade program or online store. Enphase Energy, Inc. was incorporated in 2006 and is headquartered in Fremont, California.

Stem Inc.

Stem, Inc. provides artificial intelligence (AI)-driven clean energy storage services. It delivers and operates smart battery storage solutions that maximize renewable energy generation and help build a resilient grid. The company's Athena, a AI-powered analytics platform software that uses artificial intelligence and machine learning to automatically switch between battery power, onsite generation, and grid power. Athena stabilizes the grid, reduces carbon emissions, and solves renewable intermittency across the network of distributed energy storage systems. The company serves customers, including Fortune 500 corporate energy users, project developers and installers, and utilities and independent power producers. Stem, Inc. was founded in 2009 and is headquartered in San Francisco, California.