Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $140M Series B (Feb 2026) led by a16z American Dynamism and Breakthrough Energy Ventures. Founded by ex-Tesla SVP Drew Baglino. Factory targeting 40 GW annual capacity.
Heron Power develops solid-state transformers (SSTs) — a semiconductor-based replacement for the century-old copper-and-iron transformers that form the backbone of the electrical grid. The company raised $140 million in Series B financing in February 2026, led by Andreessen Horowitz's American Dynamism fund and Breakthrough Energy Ventures. Heron was founded by Drew Baglino, former Senior Vice President at Tesla who led Tesla's energy storage products including Megapack, and is targeting a manufacturing facility capable of 40 gigawatts of annual SST production capacity.
Grid capacity mapping platform for solar and storage developers pre-computing interconnection availability; $66M raised serving AES and Invenergy with 500+ GW analyzed across MISO, ERCOT, PJM markets.
Nira Energy is a Denver-based renewable energy software company providing grid capacity mapping and interconnection analysis tools that help solar, battery storage, and data center developers identify optimal project sites based on available grid capacity — reducing the years-long interconnection study process to minutes by pre-computing capacity availability across major US electricity markets. Backed by Y Combinator with $66 million raised, Nira generated $3.6 million in revenue in 2024, serving 100+ leading energy developers including AES, Invenergy, and Scout Energy with 500+ gigawatts of interconnection studies processed.
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