United States · Seed startup

Who invested in Proton Digital Systems

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.

Semiconductors

Funding summaryUpdated 27 Oct 2026

$2.0Mraised across 1 round since 2013, from 1 source

Latest round
Seed, $2.0MFeb 2013
Investors
1
See who backed them

The rounds

  1. Feb 2013
    Seed$2.0M

    Reported by prweb.com

Everyone who backed them

SKS CapitalVC firm1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Proton Digital Systems

Who invested in Proton Digital Systems?

Proton Digital Systems's investors include SKS Capital.

How much has Proton Digital Systems raised?

Proton Digital Systems has raised $2.0M across 1 round since 2013.

When did Proton Digital Systems last raise?

Proton Digital Systems's most recent round was a Seed of $2.0M in Feb 2013.

What was Proton Digital Systems's biggest round?

Its most recent round, $2.0M in Feb 2013, is also its largest on record.

Who backed Proton Digital Systems first?

Proton Digital Systems's first round on record, in Feb 2013, was backed by SKS Capital.

What stage is Proton Digital Systems at?

Proton Digital Systems's latest named round is a Seed, in Feb 2013.

Where is Proton Digital Systems based?

Proton Digital Systems is based in the United States.

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