# Paladin Cyber funding: rounds and investors

> Paladin Cyber has raised $3.6M across 1 round since 2018. Investors include Y Combinator, Haystack and Hemi Ventures. Every round with its source.

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

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

# Who invested in *Paladin Cyber*

One round we have observed, with the 8 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

Y Combinator: S17

Funding summary Updated 26 Oct 2026

**$3.6M** raised across 1 round since 2018, from 1 source

- **Latest round:** Round, $3.6M Oct 2018
- **Investors:** 8

See who backed them

## The rounds

- **Oct 2018** Round **$3.6M** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Haystack](https://millionrounds.com/fund/haystack) [Hemi Ventures](https://millionrounds.com/fund/hemi-ventures) [GroundUp](https://millionrounds.com/fund/groundup) [Clocktower Technology](https://millionrounds.com/fund/clocktower-technology) [Argo](https://millionrounds.com/fund/argo) Lighbank/ Aquiline Technology Growth Sutardja Reported by FinSMEs

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

[Haystack](https://millionrounds.com/fund/haystack) VC firm **1** round

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

[GroundUp](https://millionrounds.com/fund/groundup) VC firm **1** round

[Clocktower Technology](https://millionrounds.com/fund/clocktower-technology) VC firm **1** round

[Argo](https://millionrounds.com/fund/argo) Investment firm **1** round

Lighbank/ Aquiline Technology Growth no record of our own yet **1** round

Sutardja no record of our own yet **1** round

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

## Quick answers about Paladin Cyber

### Who invested in Paladin Cyber?

Paladin Cyber's investors include Y Combinator, Haystack, Hemi Ventures, GroundUp and Clocktower Technology, and 3 more on record.

### How much has Paladin Cyber raised?

Paladin Cyber has raised $3.6M across 1 round since 2018.

### When did Paladin Cyber last raise?

Paladin Cyber's most recent round was an Undisclosed round of $3.6M in Oct 2018.

### What was Paladin Cyber's biggest round?

Its most recent round, $3.6M in Oct 2018, is also its largest on record.

### Who backed Paladin Cyber first?

Paladin Cyber's first round on record, in Oct 2018, was backed by Y Combinator, Haystack and Hemi Ventures and 5 others.

### What stage is Paladin Cyber at?

Paladin Cyber's latest named round is an Undisclosed round, in Oct 2018.

### Where is Paladin Cyber based?

Paladin Cyber is based in the United States.

## Companies like Paladin Cyber

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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