# System Two Security funding: rounds and investors

> System Two Security has raised $7.0M across 1 round since 2024. Investors include Costanoa Ventures. Every round with its source.

Source: https://millionrounds.com/company/system-two-security (Millionrounds; every figure on the page links to its filing or article)

United States · [Venture startup](https://millionrounds.com/companies)

# Who invested in *System Two Security*

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.

Cybersecurity

Funding summary Updated 26 Oct 2026

**$7.0M** raised across 1 round since 2024, from 1 source

- **Latest round:** Venture, $7.0M Dec 2024
- **Investors:** 1

See who backed them

## The rounds

- **Dec 2024** Venture **$7.0M** [Costanoa Ventures](https://millionrounds.com/fund/costanoa-ventures) Source recorded

## Everyone who backed them

[Costanoa Ventures](https://millionrounds.com/fund/costanoa-ventures) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=system-two-security).

## Also claim to have backed them

This firm lists System Two Security as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[The Hive](https://millionrounds.com/fund/the-hive) VC firm Per its own site

## Quick answers about System Two Security

### Who invested in System Two Security?

System Two Security's investors include Costanoa Ventures.

### How much has System Two Security raised?

System Two Security has raised $7.0M across 1 round since 2024.

### When did System Two Security last raise?

System Two Security's most recent round was a Venture of $7.0M in Dec 2024.

### What was System Two Security's biggest round?

Its most recent round, $7.0M in Dec 2024, is also its largest on record.

### Who backed System Two Security first?

System Two Security's first round on record, in Dec 2024, was backed by Costanoa Ventures.

### What stage is System Two Security at?

System Two Security's latest named round is a Venture, in Dec 2024.

### Where is System Two Security based?

System Two Security is based in the United States.

## Companies like System Two Security

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

[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Opsin** $21M · Oct 2026](https://millionrounds.com/company/opsin)[**Harmonic Security** $68M · Oct 2026](https://millionrounds.com/company/harmonic-security)[**Reach Security** $60M · Oct 2026](https://millionrounds.com/company/reach-security)[**Persona** $210M · Oct 2026](https://millionrounds.com/company/persona)[**Hilt** $4.7M · Oct 2026](https://millionrounds.com/company/hilt)

## Find investors like these

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

Open the investor searchOr these rounds in the app