About Ex.Brain
Ex.Brain is a private company based in Austin, Texas, incorporated in 2025 in Delaware. It has reported $425,000 raised in one offering on Form D since October 2026. Its chief executive is Dena Neek.
Funding Rounds (SEC Form D)
| First sale | Filed with SEC | Amount sold | Investors | Avg. check | Terms | Filing |
|---|---|---|---|---|---|---|
| Nov 24, 2025 | Oct 13, 2026 | $425,000of $1.0M target | 6 | $70,833 | Options, Securities on exercise, Simple Agreements for Future Equity (SAFEs)Rule 504 | 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 Ex.Brain's Form D filed Oct 13, 2026.


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Sources
- SECExBrain, Inc. filing history
- CompanyEx.Brain about
- CompanyEx.Brain for founders