Pitch concept by Artrix Studio · a proposal we prepared for a venture firm, shown under the invented name Helixa Bio ← Artrix Studio
Helixa Bio 01  //  04

Early capital for the long work of medicine.

A life-science venture firm that leads Series A and B rounds in oncology and immunology, and stays on through the readouts that decide them.

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Lead InvestorClinical BenchPriced-Round Marks Seed to Phase 2Two Coasts Lead InvestorClinical BenchPriced-Round Marks Seed to Phase 2Two Coasts
01

We lead, and we hold reserves.

How We Invest

We lead or co-lead the first priced round, take a board seat, and keep reserves back so each company can finish its next study without waiting on a new investor.

  • Round roleLead or co-lead
  • Investment stageSeed → Phase 2
  • Follow-on reservesAbout 18% of a fund
02

A bench that has run trials.

The Clinical Bench

Our advisors are clinicians, chemists and regulatory specialists who have taken drugs into patients. They go through each company's target, trial design and manufacturing plan before the first dose.

  • Advisors24 clinicians, chemists and regulators
  • DisciplinesClinical · Chemistry · Regulatory
03

Marks you can check.

Reporting

Private companies are held at their last priced round, public ones at the closing price. Our investors see the downside case beside the upside every quarter, before anyone asks.

  • PrivateLast priced round
  • PublicQuoted closing price
04

Two coasts, one bench.

Where We Work

From Boston and San Diego, with a partner in London, we back companies across the US and Europe — wherever the biology is strongest.

  • Offices3
  • MarketsUS · Europe

Where we look, and why.

We concentrate on oncology and immunology, and on the drug types our bench knows best.

01

Oncology

Targeted drugs for solid tumors.

02

Immunology

Oral and gut-restricted therapies.

03

Antibodies

Bispecifics for harder targets.

04

Small Molecules

Chemistry for difficult targets.

05

Biomarkers

Early proof a drug hits its target.

06

Patient Selection

Finding who a drug will help.

07

Trial Design

Studies sized to answer one question.

08

Company Creation

Seed companies built on one insight.

"A drug is worth what its data says — so we fund the data, and we report it straight, good quarter or bad."
— The Helixa Approach

Publications & News

All updates →
May 2026
What we look for in a Series A data package
Perspective
Mar 2026
Fund II returns $7.0M to its investors from a Palisomer sale
Firm News
Jan 2026
Why we mark private companies only at priced rounds
Perspective
Nov 2025
A regulatory lead joins the Helixa clinical bench
Firm News

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