Venture startup

Who invested in Arc Suppression Technologies

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Hardware & Electronics

Funding summaryUpdated 26 Oct 2026

$1.9Mraised across 1 round since 2022, from 1 source

Latest round
Venture, $1.9MJan 2022
Investors
1
See who backed them

The rounds

  1. Jan 2022
    Venture$1.9M

    Source recordedSEC filing: $1.9M sold, first sale Dec 2019

Founders and team

From Arc Suppression Technologies's own website and the SEC filings it signed: 2 founders, 3 on the team.

Bob ThorbusFounder, Chief Manager, President, and CEO
Reinhold P. HenkeFounder and Chief Technology OfficerNamed on its 2022 Form D
  • Warren P. KahleChief Operations Officer and Engineering Technologist
  • Jon P. BrusvenExecutive Officer, Directori
  • Robert P. ThorbusExecutive Officer, Directori

Everyone who backed them

Cleantech OpenAccelerator1round

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Quick answers about Arc Suppression Technologies

Who invested in Arc Suppression Technologies?

Arc Suppression Technologies's investors include Cleantech Open.

How much has Arc Suppression Technologies raised?

Arc Suppression Technologies has raised $1.9M across 1 round since 2022.

When did Arc Suppression Technologies last raise?

Arc Suppression Technologies's most recent round was a Venture of $1.9M in Jan 2022.

What was Arc Suppression Technologies's biggest round?

Its most recent round, $1.9M in Jan 2022, is also its largest on record.

Who backed Arc Suppression Technologies first?

Arc Suppression Technologies's first round on record, in Jan 2022, was backed by Cleantech Open.

What stage is Arc Suppression Technologies at?

Arc Suppression Technologies's latest named round is a Venture, in Jan 2022.

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