About Halcyon
Halcyon is a private company based in San Francisco, California, incorporated in 2023 in Delaware. It has reported $21,027,237 raised in one offering on Form D since March 2026. Its chief executive is Bruce Falck.
Funding Rounds (SEC Form D)
| First sale | Filed with SEC | Amount sold | Investors | Avg. check | Terms | Filing |
|---|---|---|---|---|---|---|
| Feb 24, 2026 | Mar 11, 2026 | $21,027,237fully sold | 14 | $1.5M | EquityRule 506(b) | Form D ↗ |
First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.
Leadership Team
Executive officers and directors listed on Halcyon's Form D filed Mar 11, 2026.
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Sources
- SECHalcyon Carbon, Inc. filing history
- CompanyPrivacy policy
- CompanyAbout Halcyon