# CI Security funding: rounds and investors

> CI Security has raised $9.6M across 1 round since 2019. Investors include East Seattle Partners. Every round with its source.

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

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

# Who invested in *CI 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

**$9.6M** raised across 1 round since 2019, from 1 source

- **Latest round:** Series B, $9.6M Apr 2019
- **Investors:** 1

See who backed them

## The rounds

- **Apr 2019** Series B **$9.6M** [East Seattle Partners](https://millionrounds.com/fund/east-seattle-partners) Reported by GeekWire

## Everyone who backed them

[East Seattle Partners](https://millionrounds.com/fund/east-seattle-partners) VC firm **1** round

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

## Quick answers about CI Security

### Who invested in CI Security?

CI Security's investors include East Seattle Partners.

### How much has CI Security raised?

CI Security has raised $9.6M across 1 round since 2019.

### When did CI Security last raise?

CI Security's most recent round was a Series B of $9.6M in Apr 2019.

### What was CI Security's biggest round?

Its most recent round, $9.6M in Apr 2019, is also its largest on record.

### Who backed CI Security first?

CI Security's first round on record, in Apr 2019, was backed by East Seattle Partners.

### What stage is CI Security at?

CI Security's latest named round is a Series B, in Apr 2019.

### Where is CI Security based?

CI Security is based in the United States.

## Companies like CI 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)

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