Joe Horsman

Joe Horsman

Investor atMadronaSeattle

Joe Horsman joined Madrona in 2022 as an investor, focusing on life and computer sciences. He previously worked at Roche, Stratos Genomics, NanoString, and the W Fund.

What Joe can write

Writes checks ofNot reported
Comes in atPre-seed, Seed, Series A, Series BCan lead the round
Ownership target7-10%At first check
Pitch pageSubmit on their siteThe firm asks founders to apply here.

Career

  1. W Fund · associate
  2. NanoString · commercializing multi-omic technologies
  3. Stratos Genomics · led business development
  4. Roche · business development
  5. Madrona · Investor
    Now

Investments named in public bios

Aizen TherapeuticsArchonSynthesize Bio

Focus

ai/mlmulti-omicsearly-stage

Also at Madrona

Alert me when Madrona is active

One email when Joe's firm raises a fund, adds a partner or shows new activity.

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Questions

Who is Joe Horsman?

Joe Horsman joined Madrona in 2022 as an investor, focusing on life and computer sciences. He previously worked at Roche, Stratos Genomics, NanoString, and the W Fund.

How much does Joe Horsman invest?

Madrona has not reported a check size. It invests at pre-seed, seed, series a, series b.

How do I pitch Joe Horsman?

A warm intro from a founder Madrona backed works best.

What did Joe Horsman do before Madrona?

associate at W Fund; commercializing multi-omic technologies at NanoString; led business development at Stratos Genomics; business development at Roche.

Last updated 2026-10-15. Is this you? Ask for a correction.