United States · Series C startup

Who invested in Theat Stack

One round we have observed, with the 3 investors 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.

Cybersecurity

Funding summaryUpdated 26 Oct 2026

$45Mraised across 1 round since 2017, from 1 source

Latest round
Series C, $45MSept 2017
Investors
3
See who backed them

The rounds

  1. Sept 2017
    Series C$45M

    Reported by FinSMEs

Everyone who backed them

F-Prime CapitalVC firm1round
AccompliceVC firm1round
Eight Roads Ventures/ Scaleno record of our own yet1round

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

Quick answers about Theat Stack

Who invested in Theat Stack?

Theat Stack's investors include F-Prime Capital, Accomplice and Eight Roads Ventures/ Scale.

How much has Theat Stack raised?

Theat Stack has raised $45M across 1 round since 2017.

When did Theat Stack last raise?

Theat Stack's most recent round was a Series C of $45M in Sept 2017.

What was Theat Stack's biggest round?

Its most recent round, $45M in Sept 2017, is also its largest on record.

Who backed Theat Stack first?

Theat Stack's first round on record, in Sept 2017, was backed by F-Prime Capital, Accomplice and Eight Roads Ventures/ Scale.

What stage is Theat Stack at?

Theat Stack's latest named round is a Series C, in Sept 2017.

Where is Theat Stack based?

Theat Stack is based in the United States.

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

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