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Niron Magnetics, Inc.

Updated Oct 27, 2026·Latest SEC filing Mar 29, 2024·Suggest an edit

About Niron Magnetics

Niron Magnetics is a private company based in Minneapolis, Minnesota. It has reported $105,971,173 raised in four offerings on Form D since June 2016. Its chief executive is Jonathan Rowntree.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Dec 20, 2023Jan 3, 2024amended Mar 29, 2024$90,624,480of $92.3M target81$1.1MEquity, Securities on exerciseRule 506(b)Form D/A ↗1 earlier filing
Sep 3, 2019Sep 9, 2019$3,946,694fully sold10$394KEquity, Securities on exerciseRule 506(b)Form D ↗
Dec 14, 2016Dec 28, 2016$5,000,000fully sold1$5.0MEquityRule 506(b)Form D ↗
Jun 8, 2016Jun 21, 2016$6,399,999of $7.0M target8$799KEquityRule 506(b)Form D ↗
Total, four offerings$105,971,173

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 Niron Magnetics's Form D filed Mar 29, 2024.

AS
Amit Shah
Director
LB
DM
JR
Jonathan Rowntree
Chief Executive Officer and director
JK
Jimmy Kan
Director
SB

Earlier filings also listed Leonard Anderson Blackburn (chief executive officer and director, last listed Sep 2019), Jianping Wang (director, last listed Sep 2019), David Seldin (director, last listed Sep 2019) and Francis Thibodeau (chief executive officer and director, last listed Dec 2016).

Sources

  1. SECNiron Magnetics, Inc. Form D, filed Jan 3, 2024
  2. SECNiron Magnetics, Inc. filing history