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Natrion Inc.

Natrion makes battery cells and components for automotive and battery manufacturers.

Updated Nov 10, 2026·Latest SEC filing Apr 14, 2026·Suggest an edit

About Natrion

Natrion is a private company based in Albany, New York. It has reported $12,472,151 raised in five offerings on Form D since November 2020. Its chief executive is Alexander Kosyakov.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Nov 7, 2025Apr 14, 2026$4,591,690fully sold11$417KEquityRule 506(c)Form D ↗
Mar 20, 2024Dec 10, 2024$4,399,520fully sold11$399KConvertible Promissory NotesRule 506(c)Form D ↗
Aug 24, 2020Nov 24, 2020amended Dec 29, 2023$3,451,641fully sold39$88,504Convertible Promissory NotesRule 506(c)Form D/A ↗3 earlier filings
Aug 24, 2020Nov 12, 2020$18,300of $1.2M target3$6,100EquityRule 506(b)Form D ↗
Aug 24, 2020Sep 4, 2020$11,000of $1.2M target2$5,500EquityRule 506(b)Form D ↗
Total, five offerings$12,472,151

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 Natrion's Form D filed Apr 14, 2026.

Earlier filings also listed Thomas Rouffiac (director, last listed Dec 2024).

Sources

  1. SECNatrion Inc. Form D/A, filed Aug 31, 2023
  2. SECNatrion Inc. Form D/A, filed Jun 25, 2021
  3. SECNatrion Inc. Form D, filed Nov 24, 2020
  4. SECNatrion Inc. filing history
  5. CompanySoelect and Natrion memorandum of understanding
  6. ResearchIllini Angels investment in Natrion
  7. PressNatrion active separator release