United States · Series B startup

Who invested in Proniras

One round we have observed, with the one investor named in it. 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

$4.7Mraised across 1 round since 2024, from 1 source

Latest round
Series B, $4.7MFeb 2024
Investors
1
See who backed them

The rounds

  1. Feb 2024
    Series B$4.7M

    Source recordedSEC filing: $4.6M sold, first sale Dec 2023

Everyone who backed them

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Quick answers about Proniras

Who invested in Proniras?

Proniras's investors include ARCH Venture Partners.

How much has Proniras raised?

Proniras has raised $4.7M across 1 round since 2024.

When did Proniras last raise?

Proniras's most recent round was a Series B of $4.7M in Feb 2024.

What was Proniras's biggest round?

Its most recent round, $4.7M in Feb 2024, is also its largest on record.

Who backed Proniras first?

Proniras's first round on record, in Feb 2024, was backed by ARCH Venture Partners.

What stage is Proniras at?

Proniras's latest named round is a Series B, in Feb 2024.

Where is Proniras based?

Proniras is based in the United States.

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