Heron Power, backed by Andreessen Horowitz and Breakthrough Energy, is scaling up production of solid-state transformers that move power from renewable energy systems to the grid more efficiently. Read the full story on Forbes: https://www.forbes.com/sites/alanohnsman/2026/02/18/ex-top-tesla-engineer-raises-140-million-to-rewire-the-electric-grid/ Subscribe to FORBES: https://www.youtube.com/user/Forbes?sub_confirmation=1 Fuel your success with Forbes. Gain unlimited access to premium