# ORION Security funding: rounds and investors

> ORION Security has raised $38M across 2 rounds since 2025. Investors include Underscore VC and Norwest Venture Partners. Every round with its source.

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

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

# Who invested in *ORION Security*

2 rounds we have observed, with the 2 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.

AI

Raised 9 months ago

Funding summary Updated 26 Oct 2026

**$38M** raised across 2 rounds since 2025, from 2 sources

**$6.0M** Seed **$32M** Series A

- **Latest round:** Series A, $32M Feb 2026
- **Step-up i:** 5.3×
- **Investors:** 2

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

**$6.0M** Seed

**$32M** Series A

- **First round:** Seed, $6.0M
- **Biggest round:** $32M
- **Between rounds:** 11 months

## The rounds

- **Feb 2026** Series A **$32M** *1 new* *1 returning* [Norwest Venture Partners](https://millionrounds.com/fund/norwest) [Underscore VC](https://millionrounds.com/fund/underscore-vc) Source recorded
- **Mar 2025** Seed **$6.0M** *1 new* [Underscore VC](https://millionrounds.com/fund/underscore-vc) Source recorded

## Founders and team

From ORION Security's own website: 2 founders.

**Nitay Milner** Co-founder & CEO

**Jonathan Kreiner** Co-founder & CTO

## 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.

**Seed** 2025 **Series A** 2026 [Underscore VC](https://millionrounds.com/fund/underscore-vc) [Norwest Venture Partners](https://millionrounds.com/fund/norwest)

## Everyone who backed them

[Underscore VC](https://millionrounds.com/fund/underscore-vc) VC firm **2** rounds

[Norwest Venture Partners](https://millionrounds.com/fund/norwest) VC firm **1** round

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

## Quick answers about ORION Security

### Who invested in ORION Security?

ORION Security's investors include Underscore VC and Norwest Venture Partners.

### How much has ORION Security raised?

ORION Security has raised $38M across 2 rounds since 2025.

### When did ORION Security last raise?

ORION Security's most recent round was a Series A of $32M in Feb 2026.

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

Its most recent round, $32M in Feb 2026, is also its largest on record.

### Who backed ORION Security first?

ORION Security's first round on record, in Mar 2025, was backed by Underscore VC.

### What stage is ORION Security at?

ORION Security's latest named round is a Series A, in Feb 2026.

### Where is ORION Security based?

ORION Security is based in the United States.

## Companies like ORION Security

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

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