Who invested in Halcyon?
3 investors are on record as having backed Halcyon — AI platform for searching energy regulatory documents, in Energy, United States. Each row below says whether the round came from the investor's own portfolio page or from the press.
halcyon.ioHalcyon investors
Zero Infinity Partners, LLCseries-a$21MMar 2026press
Congruent VenturesBacks early-stage North American founders building transformative climate tech companies…their site
1 more investors on record for Halcyon.
The first two are open to everyone. A free account opens the rest — the fund, the round, the amount and where each number came from. No card, no demo call.
The funds that backed Halcyon are in the directory.
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