Protagonist Therapeutics Investors

15 investors on Angel Roster list Protagonist Therapeutics in their portfolio. Most are venture capital firms and private equity firms, the most common stage is Seed and the largest groups are based in the United States, Australia and the United Kingdom.

Investors are matched on the company name in their portfolio, so companies that share the name Protagonist Therapeutics can appear together.

Investors listed
15
With verified email
60%
Most common stage
Seed
Top location
United States

Updated October 13, 2026 · How we compile this data

Top 15 Protagonist Therapeutics investors

The most complete profiles first. Showing 15 of 15.

  • Brett ZbarVerified

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareHospitalsWomen FoundedInvestment Management

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 68 more

    Verified email available

  • Dennis RyanVerified

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareHospitalsWomen FoundedLife Science

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 66 more

    Verified email available

  • Dorothy MargolskeeVerified

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareHospitalsWomen FoundedLife Science

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 66 more

    Verified email available

  • Matt TaylorVerified

    Venture Capital, Advisor, Private Equity Firm · United Kingdom

    SeedHealth CareHospitalsWomen FoundedLife Science

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 66 more

    Verified email available

  • Rhonda KaufmanVerified

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareHospitalsWomen FoundedLife Science

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 66 more

    Verified email available

  • John DysonVerified

    Venture Capital, Private Equity Firm · Australia

    Health CareEmailDatabasesMessaging

    Portfolio: Monitoring Division, Impedance Cardiology Systems, ImpediMed, ZoomSystems and 32 more

    Verified email available

  • Marian NakadaVerified

    Venture Capital, Corporate Venture Capital · United States

    Health CareWearablesWellnessWomen Founded

    Portfolio: Catalyst Biosciences, Cardiac Dimensions, CoStim Pharmaceuticals, CoAxia and 58 more

    Verified email available

  • Vijay MurthyVerified

    Venture Capital, Corporate Venture Capital · United States

    Health CareWearablesWellnessWomen Founded

    Portfolio: Catalyst Biosciences, Cardiac Dimensions, CoStim Pharmaceuticals, CoAxia and 58 more

    Verified email available

  • Asish Xavier

    Venture Capital, Corporate Venture Capital, Investor · United States

    SeedHealth CareWearablesWellnessWomen Founded

    Portfolio: Catalyst Biosciences, Cardiac Dimensions, CoStim Pharmaceuticals, CoAxia and 58 more

    Contact details available

  • Jeanne Bolger

    Venture Capital, Corporate Venture Capital, Investor · United Kingdom

    Series AHealth CareWearablesWellnessWomen Founded

    Portfolio: Catalyst Biosciences, Cardiac Dimensions, CoStim Pharmaceuticals, CoAxia and 58 more

    Contact details available

  • Luke Bagaason, CFA

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareHospitalsWomen FoundedInvestment Management

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 66 more

    Contact details available

  • Richard Lau, CFA

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareHospitalsWomen FoundedInvestment Management

    Portfolio: AveXis, Remix Therapeutics, Karyopharm Therapeutics, Olema Oncology and 66 more

    Contact details available

  • Ed Torres

    Corporate Venture Capital · United States

    Health CareAlternative MedicineWomen FoundedInformation Technology (IT)

    Portfolio: Avid Radiopharmaceuticals, GlobeImmune, Sutro Biopharma, Cerulean Pharma and 30 more

    Contact details available

  • Michael Panaccio

    Venture Capital, Private Equity Firm · Australia

    Health CareEmailDatabasesMessaging

    Portfolio: Monitoring Division, Impedance Cardiology Systems, ImpediMed, ZoomSystems and 32 more

    Contact details available

  • Julie GrantVerified

    Venture Capital, Private Equity Firm, Angel/Individual · United States

    Series BSeries AE-commerceCloud ComputingSoftwareBiotechnology

    Portfolio: Protagonist Therapeutics, Synthekine

    Verified email available

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Related industries

Most-backed portfolio companies

Frequently asked questions

How many Protagonist Therapeutics investors are on Angel Roster?

Angel Roster lists 15 Protagonist Therapeutics investors. 9 of them (60%) include a verified email address.

What types of investors are they?

The most common investor types are Venture Capital Firms (14), Private Equity Firms (10) and Corporate Venture Capital Firms (5). An investor can have more than one type, for example an angel who is also a venture partner.

Which stages do Protagonist Therapeutics investors invest in?

Among those that list a stage, the most common are Seed (8), Series A (2) and Series B (1).

Where are Protagonist Therapeutics investors based?

Most are based in the United States (11), Australia (2) and the United Kingdom (2).

Which companies have Protagonist Therapeutics investors backed?

The most-backed portfolio companies among them are Aduro BioTech (11), Arcus Biosciences (7), Turning Point Therapeutics (7), Adaptimmune (7) and Affinivax (7).

How do I contact Protagonist Therapeutics investors?

Create a free Angel Roster account to search and filter all 15, then unlock verified emails and LinkedIn profiles on a paid plan. Every plan starts with a 3-day free trial.