United States · Funded startup

Who invested in Proov

3 rounds we have observed, with the 6 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.

Biotech

Funding summaryUpdated 26 Oct 2026

$14Mraised across 3 rounds since 2017, from 3 sources

$14MSeries B$250KGrant
Latest round
Grant, $250KMay 2024
Biggest round
$14MSeries B · Aug 2017
Investors
6
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.

2018201920202021202220232024
$14MSeries B?Venture$250KGrant
First round
Series B, $14M
Aug 2017
Biggest round
$14M
Series B · Aug 2017
Usual gap between rounds
5.5 years
the median of 2

The rounds

  1. May 2024
    Grant$250K2 new

    Source recorded

  2. Nov 2018
    VentureAmount undisclosed2 new

    Source recorded

  3. Aug 2017
    Series B$14M2 new

    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.

Series B2017Venture2018Grant2024National Science FoundationMangrove Capital PartnersPortfoliaHelios CapitalMangrove Capital Partners/ OurCrowd CercaOurCrowd

Everyone who backed them

PortfoliaVC firm1round
Helios CapitalFamily office1round
Mangrove Capital Partners/ OurCrowd Cercano record of our own yet1round
OurCrowdno record of our own yet1round

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

Also claim to have backed them

This firm lists Proov 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.

Next Act FundAngel networkPer its own site

Quick answers about Proov

Who invested in Proov?

Proov's investors include National Science Foundation, Mangrove Capital Partners, Portfolia, Helios Capital and Mangrove Capital Partners/ OurCrowd Cerca, and 1 more on record.

How much has Proov raised?

Proov has raised $14M across 3 rounds since 2017. One round did not disclose an amount, so the total is a floor.

When did Proov last raise?

Proov's most recent round was a Grant of $250K in May 2024.

What was Proov's biggest round?

Proov's largest round on record is $14M (Series B), in Aug 2017.

Who backed Proov first?

Proov's first round on record, in Aug 2017, was backed by Helios Capital and Mangrove Capital Partners/ OurCrowd Cerca.

What stage is Proov at?

Proov's latest named round is a Grant, in May 2024.

Where is Proov based?

Proov is based in the United States.

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