United States · Venture startup

Who invested in Spectrohm

2 rounds we have observed, with the 3 investors named in them. 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

Raised 7 months ago

Funding summaryUpdated 26 Oct 2026

$12Mraised across 2 rounds since 2025, from 2 sources

$3.0MVenture$9.0MVenture
Latest round
Venture, $9.0MApr 2026
Step-upi
3×
Investors
3
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2026
$3.0MVenture$9.0MVenture
First round
Venture, $3.0M
Jun 2025
Biggest round
$9.0M
Venture · Apr 2026
Between rounds
10 months
from the last two

The rounds

  1. Apr 2026
    Venture$9.0M3 returning

    Source recordedSEC filing: $9.0M sold

  2. Jun 2025
    Venture$3.0M3 new

    Source recorded

Founders and team

From Spectrohm's own website: 1 founder, 3 on the team.

Tim CargolFounder and CEO
  • John JollyVice President Sales
  • Leo LudwickVice President Engineering
  • John BiddleSenior Scientist

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Venture2025Venture2026SBXi FundGood Growth CapitalHCVC

Everyone who backed them

SBXi FundVC firm2rounds
Good Growth CapitalVC firm2rounds
HCVCVC firm2rounds

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

Also claim to have backed them

These 2 firms list Spectrohm as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

The Hardware ClubVC firmPer its own site
Klein Venture PartnersVC firmPer its own site

Quick answers about Spectrohm

Who invested in Spectrohm?

Spectrohm's investors include SBXi Fund, Good Growth Capital and HCVC.

How much has Spectrohm raised?

Spectrohm has raised $12M across 2 rounds since 2025.

When did Spectrohm last raise?

Spectrohm's most recent round was a Venture of $9.0M in Apr 2026.

What was Spectrohm's biggest round?

Its most recent round, $9.0M in Apr 2026, is also its largest on record.

Who backed Spectrohm first?

Spectrohm's first round on record, in Jun 2025, was backed by SBXi Fund, Good Growth Capital and HCVC.

What stage is Spectrohm at?

Spectrohm's latest named round is a Venture, in Apr 2026.

Where is Spectrohm based?

Spectrohm is based in the United States.

Companies like Spectrohm

In the same sector, and raised in the last eighteen months.

Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.