United States · Funded startup

Who invested in Allena Pharmaceuticals

3 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.

Biotech

Funding summaryUpdated 27 Oct 2026

$43Mraised across 3 rounds since 2011, from 3 sources

$15MSeries A$25MSeries B$2.8MRound
Latest round
Round, $2.8MMay 2022
Biggest round
$25MSeries B · Dec 2014
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.

20132015201720192021
$15MSeries A$25MSeries B$2.8MRound
First round
Series A, $15M
Nov 2011
Biggest round
$25M
Series B · Dec 2014
Usual gap between rounds
7.4 years
the median of 2

The rounds

  1. May 2022
    Round$2.8M2 new1 returning

    Source recordedSEC filing: $4.1M sold, first sale May 2022

  2. Dec 2014
    Series B$25M2 new3 returning

    From a historical funding recordSEC filing: $25M sold, first sale Oct 2014

  3. Nov 2011

Founders and team

From the SEC filings it signed: 2 on the team.

  • Louis BrennerExecutive Officer, Directori
  • Richard D. KatzExecutive Officeri

On the board, as filediAlexey D. MargolinAllene D. DiazAnn C. MillerGino D. SantiniMark C. Fitzpatrick

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

Frazier Healthcare PartnersPrivate equity2rounds
Third Rock VenturesVC firm2rounds
FidelityVC firm1round
HBM PartnersVC firm1round
PharmstandardCorporate VC1round

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

Quick answers about Allena Pharmaceuticals

Who invested in Allena Pharmaceuticals?

Allena Pharmaceuticals's investors include Bessemer Venture Partners, Frazier Healthcare Partners, Third Rock Ventures, Fidelity and Wellington Management, and 2 more on record.

How much has Allena Pharmaceuticals raised?

Allena Pharmaceuticals has raised $43M across 3 rounds since 2011.

When did Allena Pharmaceuticals last raise?

Allena Pharmaceuticals's most recent round was an Undisclosed round of $2.8M in May 2022.

What was Allena Pharmaceuticals's biggest round?

Allena Pharmaceuticals's largest round on record is $25M (Series B), in Dec 2014.

Who backed Allena Pharmaceuticals first?

Allena Pharmaceuticals's first round on record, in Nov 2011, was backed by Bessemer Venture Partners, Frazier Healthcare Partners and Third Rock Ventures.

What stage is Allena Pharmaceuticals at?

Allena Pharmaceuticals's latest named round is an Undisclosed round, in May 2022.

Where is Allena Pharmaceuticals based?

Allena Pharmaceuticals is based in the United States.

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