# Allena Pharmaceuticals funding: rounds and investors > Allena Pharmaceuticals has raised $43M across 3 rounds since 2011. Investors include Bessemer Venture Partners, Frazier Healthcare Partners and Third Rock... Source: https://millionrounds.com/company/allena-pharmaceuticals (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # 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 Follow Allena Pharmaceuticals and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fallena-pharmaceuticals) Funding summary Updated 27 Oct 2026 **$43M** raised across 3 rounds since 2011, from 3 sources **$15M** Series A **$25M** Series B **$2.8M** Round - **Latest round:** Round, $2.8M May 2022 - **Biggest round:** $25M Series 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. 2013 2015 2017 2019 2021 **$15M** Series A **$25M** Series B **$2.8M** Round - **First round:** Series A, $15M - **Biggest round:** $25M - **Usual gap between rounds:** 7.4 years ## The rounds - **May 2022** Round **$2.8M** *2 new* *1 returning* [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) [Fidelity](https://millionrounds.com/fund/fidelity) [Wellington Management](https://millionrounds.com/fund/wellington-management) Source recorded SEC filing: $4.1M sold, first sale May 2022 - **Dec 2014** Series B **$25M** *2 new* *3 returning* [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) [Frazier Healthcare Partners](https://millionrounds.com/fund/frazier-healthcare-partners) [Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) [HBM Partners](https://millionrounds.com/fund/hbm-partners-ag) [Pharmstandard](https://millionrounds.com/fund/pharmstandard) From a historical funding record SEC filing: $25M sold, first sale Oct 2014 - **Nov 2011** Series A **$15M** *3 new* [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) [Frazier Healthcare Partners](https://millionrounds.com/fund/frazier-healthcare-partners) [Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) Reported by finsmes.com ## Founders and team From the SEC filings it signed: 2 on the team. - **Louis Brenner** Executive Officer, Director i - **Richard D. Katz** Executive Officer i On the board, as filed i *Alexey D. Margolin* *Allene D. Diaz* *Ann C. Miller* *Gino D. Santini* *Mark 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. **Series A** 2011 **Series B** 2014 **Round** 2022 [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) [Frazier Healthcare Partners](https://millionrounds.com/fund/frazier-healthcare-partners) [Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) [Fidelity](https://millionrounds.com/fund/fidelity) [Wellington Management](https://millionrounds.com/fund/wellington-management) [HBM Partners](https://millionrounds.com/fund/hbm-partners-ag) [Pharmstandard](https://millionrounds.com/fund/pharmstandard) ## Everyone who backed them [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) VC firm **3** rounds [Frazier Healthcare Partners](https://millionrounds.com/fund/frazier-healthcare-partners) Private equity **2** rounds [Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) VC firm **2** rounds [Fidelity](https://millionrounds.com/fund/fidelity) VC firm **1** round [Wellington Management](https://millionrounds.com/fund/wellington-management) VC firm **1** round [HBM Partners](https://millionrounds.com/fund/hbm-partners-ag) VC firm **1** round [Pharmstandard](https://millionrounds.com/fund/pharmstandard) Corporate VC **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=allena-pharmaceuticals). ## 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. ## Companies like Allena Pharmaceuticals In the same sector, and raised in the last eighteen months. [**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app