Who invested in CloudZero

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.

Cloud

Funding summaryUpdated 26 Oct 2026

$61Mraised across 2 rounds since 2017, from 2 sources

$5.0MSeries A$56MSeries C

Latest round: Series C, $56MMay 2025
Step-upi: 11.2×
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.

2019202120232025

$5.0MSeries A$56MSeries C

First round: Series A, $5.0M
Biggest round: $56M
Between rounds: 7.6 years

The rounds

May 2025
Series C$56M1 new1 returning
- Underscore VC
- Threshold
Source recordedSEC filing: $48M sold, first sale Feb 2025
Oct 2017
Series A$5.0M2 new
- Matrix Partners
- Underscore VC
Reported by FinSMEs

Founders and team

From CloudZero's own website: 3 on the team.

Adam WalkerVP of Infrastructure and Security
Josh CollierFinOps Lead at Superhuman (formerly Grammarly)
Take TourManaging Over $14B In Spend

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 A2017Series C2025

Underscore VC

Matrix Partners

Threshold

Everyone who backed them

Underscore VCVC firm2rounds

Matrix PartnersVC firm1round

ThresholdVC firm1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

This firm lists CloudZero 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.