United States · Series A startup

Who invested in Hillstar Bio

One round we have observed, with the 6 investors 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

$67Mraised across 1 round since 2025, from 3 sources

Latest round
Series A, $67MMar 2025
Led by
Droia Ventures
Investors
6 (1 led)
See who backed them

The rounds

  1. Mar 2025

Founders and team

From Hillstar Bio's own website: 3 on the team.

  • Immune Cell SubsetLead Optimization
  • Jean ManuelLab Manager and Sr Research Associate
  • Samantha BerrickOffice Manager

AdvisersLauren Mifflin

Everyone who backed them

Droia VenturesVC firm1round, led 1
Novo HoldingsVC firm1round
Novo Holdings A/SGrowth equity1round
LifeArc VenturesVC firm1round

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

Quick answers about Hillstar Bio

Who invested in Hillstar Bio?

Hillstar Bio's investors include Droia Ventures, Novo Holdings, Novo Holdings A/S, Frazier Life Sciences and LifeArc Ventures, and 1 more on record. Droia Ventures led its latest round.

How much has Hillstar Bio raised?

Hillstar Bio has raised $67M across 1 round since 2025.

When did Hillstar Bio last raise?

Hillstar Bio's most recent round was a Series A of $67M in Mar 2025, led by Droia Ventures.

What was Hillstar Bio's biggest round?

Its most recent round, $67M in Mar 2025, is also its largest on record.

Who backed Hillstar Bio first?

Hillstar Bio's first round on record, in Mar 2025, was backed by Droia Ventures, Novo Holdings and Novo Holdings A/S and 3 others.

What stage is Hillstar Bio at?

Hillstar Bio's latest named round is a Series A, in Mar 2025.

Where is Hillstar Bio based?

Hillstar Bio is based in the United States.

Who led Hillstar Bio's rounds?

Droia Ventures led the Series A in 2025.

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