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1st American Nuclear Co.

Develops nuclear reactors and power projects for large electricity users.

Updated Nov 9, 2026·Latest SEC filing Sep 18, 2026·Suggest an edit

About First American Nuclear

First American Nuclear is a private company based in Indianapolis, Indiana, incorporated in 2025 in Delaware. It has reported $13,687,050 raised in five offerings on Form D since June 2025. Its chief executive is Michael Reinboth.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Sep 3, 2026Sep 18, 2026$1,000,000of $25.0M target1$1.0MEquity, DebtRule 506(b)Form D ↗
Dec 5, 2025Dec 22, 2025$1,417,050fully sold4$354KEquityRule 506(b)Form D ↗
Dec 2, 2025Dec 15, 2025$10,000,000fully sold1$10.0MEquityRule 506(b)Form D ↗
Aug 15, 2025Aug 29, 2025$20,000of $5.0M target1$20,000Simple Agreement for Future EquityRule 506(b)Form D ↗
Jun 13, 2025Jun 30, 2025$1,250,000of $2.5M target1$1.2MEquityRule 506(b)Form D ↗
Total, five offerings$13,687,050

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 First American Nuclear's Form D filed Sep 18, 2026.

Michael Reinboth
Michael Reinboth
Chief Executive Officer
Nicholas Burnett
Nicholas Burnett
Chief Commercial Officer

Sources

  1. SEC1st American Nuclear Co. filing history
  2. CompanyPrivacy policy
  3. CompanyOur team