# Attivo Networks funding: rounds and investors

> Attivo Networks has raised $29M across 2 rounds since 2015. Investors include Bain Capital Ventures, Omidyar Network and Trident Capital Cybersecurity/ Bain.

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

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

# Who invested in *Attivo Networks*

2 rounds we have observed, with the 3 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.

Cybersecurity

Funding summary Updated 26 Oct 2026

**$29M** raised across 2 rounds since 2015, from 2 sources

**$8.0M** Series A **$21M** Series C

- **Latest round:** Series C, $21M Oct 2017
- **Step-up i:** 2.6×
- **Investors:** 3

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.

2016 2017

**$8.0M** Series A

**$21M** Series C

- **First round:** Series A, $8.0M
- **Biggest round:** $21M
- **Between rounds:** 2.5 years

## The rounds

- **Oct 2017** Series C **$21M** *2 new* [Omidyar Network](https://millionrounds.com/fund/omidyar-network) Trident Capital Cybersecurity/ Bain Reported by FinSMEs
- **Apr 2015** Series A **$8.0M** *1 new* [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) From a historical funding record

## 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.

**Series A** 2015 **Series C** 2017 [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) [Omidyar Network](https://millionrounds.com/fund/omidyar-network) Trident Capital Cybersecurity/ Bain

## Everyone who backed them

[Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) VC firm **1** round

[Omidyar Network](https://millionrounds.com/fund/omidyar-network) Family office **1** round

Trident Capital Cybersecurity/ Bain 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=attivo-networks).

## Also claim to have backed them

These 2 firms list Attivo Networks as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Energy Impact Partners](https://millionrounds.com/fund/energy-impact-partners) VC firm Per its own site

[Modo Capital](https://millionrounds.com/fund/modo-capital) Private equity Per its own site

## Quick answers about Attivo Networks

### Who invested in Attivo Networks?

Attivo Networks's investors include Bain Capital Ventures, Omidyar Network and Trident Capital Cybersecurity/ Bain.

### How much has Attivo Networks raised?

Attivo Networks has raised $29M across 2 rounds since 2015.

### When did Attivo Networks last raise?

Attivo Networks's most recent round was a Series C of $21M in Oct 2017.

### What was Attivo Networks's biggest round?

Its most recent round, $21M in Oct 2017, is also its largest on record.

### Who backed Attivo Networks first?

Attivo Networks's first round on record, in Apr 2015, was backed by Bain Capital Ventures.

### What stage is Attivo Networks at?

Attivo Networks's latest named round is a Series C, in Oct 2017.

### Where is Attivo Networks based?

Attivo Networks is based in the United States.

## Companies like Attivo Networks

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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