Arc Suppression Technologies
Bloomington, US · Minnesota LLC
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Arc Suppression Technologies develops electronic power contact arc suppression technology and publishes technical research on contact arcing, arc-flash events, and the electrical end-of-life of power relays and contactors. The company serves the electromechanical and electronic power switching industry with products and concepts such as the Contact Arc Suppression Factor (CASF) and EPCAS.
Founders & leadership



Reported raises · per SEC filings
Form D private placements$4.8M disclosed across 2 of 3 rounds · 2016–2019
▶$1.9MraisedJan 2022 · 3 investors · ManufacturingRule 506(b)
- Warren KahleExecutive Officer
- Jon BrusvenExecutive Officer, Director
- Reinhold HenkeExecutive Officer, Director
- Robert P. ThorbusExecutive Officer, Director
- Offering amount
- $3M
- Amount sold
- $1.9M
- Minimum investment
- $60K
- First sale
- Dec 2019
- Incorporated
- Limited Liability Company, Minnesota
- Federal exemptions
- 06b
▶$2.9MraisedMay 2019 · 11 investors · ManufacturingRule 506(b)
- Jon BrusvenDirector
- Reinhold HenkeExecutive Officer, Director
- Robert P. ThorbusExecutive Officer, Director
- Offering amount
- $2.9M
- Amount sold
- $2.9M
- Minimum investment
- $52.5K
- Proceeds to insiders
- $63.1K
- First sale
- Mar 2016
- Incorporated
- Limited Liability Company, Minnesota
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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Frequently asked questions
- What does Arc Suppression Technologies do?
- Arc Suppression Technologies develops electronic power contact arc suppression technology and publishes technical research on contact arcing, arc-flash events, and the electrical end-of-life of power relays and contactors. The company serves the electromechanical and electronic power switching industry with products and concepts such as the Contact Arc Suppression Factor (CASF) and EPCAS.
- Who founded Arc Suppression Technologies?
- Arc Suppression Technologies was founded by Reinhold Henke, Bob Thorbus.
- How much funding has Arc Suppression Technologies raised?
- Arc Suppression Technologies has disclosed $4.8M raised across 2 of its 3 known rounds.
- Where is Arc Suppression Technologies headquartered?
- Arc Suppression Technologies is headquartered in Bloomington, US.

