Heliogen Inc (HLGN)

Heliogen, Inc., together with its subsidiaries, develops and commercializes concentrated solar energy in the United States. It offers heliostat fields, and associated control systems, solar receivers, thermal energy storage products, and heat engines. The company’s solutions include carbon-free steam production, a system that produces heat or steam for use in industrial processes; Hybrid & Tri-Brid Low-Carbon Power Generation, a hybrid approach that integrates a steam turbine generator with CSP, PV, and long-duration (thermal) energy storage to achieve low-carbon emissions for electricity production while maintaining a low-cost solution. Its tri-brid approach integrates a natural gas fired system, which is capable of delivering up to 100% firm power for mission critical operations. Additionally, the company offers Carbon-Free Steam Production, a baseline solution that produces heat or steam for use in industrial processes, eliminating carbon emissions through innovative technology. It also serves the food and beverage, mining and mineral processing, oil and gas, transportation, chemicals, data centers, cement, and metals manufacturing industries. The company was formerly known as Edison Microgrids, Inc. and changed its name to Heliogen, Inc. in November 2019. Heliogen, Inc. is headquartered in Pasadena, California. As of August 8, 2025, Heliogen, Inc. operates as a subsidiary of Zeo Energy Corp.