Who invested in Clumio

3 rounds we have observed, with the 5 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 summaryUpdated 26 Oct 2026

$261Mraised across 3 rounds since 2019, from 3 sources

$51MRound$135MSeries C$75MSeries D

Latest round: Series D, $75MFeb 2024
Biggest round: $135MSeries C · Nov 2019
Investors: 5 (3 led)

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.

20202021202220232024

$51MRound$135MSeries C$75MSeries D

First round: Round, $51M
Biggest round: $135M
Usual gap between rounds: 4.2 years

The rounds

Feb 2024
Series D$75M1 new1 returning
- Index Ventures
- Human Capital
Source recorded
Nov 2019
Series C$135M1 new2 returning
- Sutter Hill VenturesLead
- AltimeterLead
- Index Ventures
Reported by FinSMEs
Aug 2019
Round$51M3 new
- Index VenturesLead
- Sutter Hill VenturesLead
- Mark Leslie
Reported by FinSMEs

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.

Round2019Series C2019Series D2024

Index VenturesL

Sutter Hill VenturesLL

AltimeterL

Human CapitalMark Leslie

Everyone who backed them

Index VenturesVC firm3rounds, led 1

Sutter Hill VenturesVC firm2rounds, led 2

AltimeterVC firm1round, led 1

Human CapitalGrowth equity1round

Mark LeslieAngel1round

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

Also claim to have backed them

This firm lists Clumio 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.