United States · Venture startup

Who invested in Vaxess Technologies

7 rounds we have observed, with the 7 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.

BiotechHealthcare

Funding summaryUpdated 26 Oct 2026

$23Mraised across 7 rounds since 2013, from 7 sources

$3.8MSeries A$1.0MDebt$150KGrant$1.0MGrant$200KGrant$8.2MSeries A$9.0MVenture
Latest round
Venture, $9.0MApr 2025
Investors
7
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.

2013201520172019202120232025
$3.8MSeries A$1.0MDebt$150KGrant$1.0MGrant$8.2MSeries A$9.0MVenture
First round
Series A, $3.8M
May 2013
Biggest round
$9.0M
Venture · Apr 2025
Usual gap between rounds
13 months
the median of 6

The rounds

  1. Apr 2025
    Venture$9.0M4 new

    Source recordedSEC filing: $8.4M sold, first sale Feb 2025

  2. Jun 2019
    Series A$8.2M1 new

    Reported by Pehub

  3. Apr 2015
    Grant$200K

    No investor was named in the report.

    From a historical funding record

  4. Feb 2015
    Grant$1.0M

    No investor was named in the report.

    From a historical funding record

  5. Jan 2015
    Grant$150K

    No investor was named in the report.

    From a historical funding record

  6. Dec 2013
    Debt$1.0M1 new

    From a historical funding record

  7. May 2013
    Series A$3.8M1 new

    Reported by bostinno.streetwise.coSEC filing: $1.3M sold, first sale May 2013

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.

Everyone who backed them

RA Capital ManagementPrivate equity1round
Ulu VenturesVC firm1round
Engine VenturesVC firm1round
The EngineVC firm1round
Norwich VenturesVC firm1round

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

Also claim to have backed them

This firm lists Vaxess Technologies 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.

Mission BioCapitalVC firmPer its own site

Quick answers about Vaxess Technologies

Who invested in Vaxess Technologies?

Vaxess Technologies's investors include National Science Foundation, RA Capital Management, Ulu Ventures, Engine Ventures and Massachusetts Life Sciences Center, and 2 more on record.

How much has Vaxess Technologies raised?

Vaxess Technologies has raised $23M across 7 rounds since 2013.

When did Vaxess Technologies last raise?

Vaxess Technologies's most recent round was a Venture of $9.0M in Apr 2025.

What was Vaxess Technologies's biggest round?

Its most recent round, $9.0M in Apr 2025, is also its largest on record.

Who backed Vaxess Technologies first?

Vaxess Technologies's first round on record, in May 2013, was backed by Norwich Ventures.

What stage is Vaxess Technologies at?

Vaxess Technologies's latest named round is a Venture, in Apr 2025.

Where is Vaxess Technologies based?

Vaxess Technologies is based in the United States.

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