Phathom Pharmaceuticals Investors

36 investors on Angel Roster list Phathom Pharmaceuticals in their portfolio. Most are venture capital firms and private equity firms, the most common stage is Series B and the largest groups are based in the United States and the United Kingdom.

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

Investors listed
36
With verified email
44%
Most common stage
Series B
Top location
United States

Updated October 13, 2026 · How we compile this data

Top 36 Phathom Pharmaceuticals investors

The most complete profiles first. Showing 36 of 36.

  • Jon EdwardsVerified

    Venture Capital, Investor · United States

    SeedHealth CareHospitalsWomen FoundedEnergy

    Portfolio: Rondo Therapeutics, Gadeta, SuperX, Critical Pressure and 24 more

    Verified email available

  • Ken HaasVerified

    Venture Capital, Advisor, Investor · United States

    Series BHealth CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Verified email available

  • Richard LeeVerified

    Venture Capital, Private Equity Firm, Investor · United Kingdom

    SeedHealth CareHospitalsE-commerceWomen Founded

    Portfolio: Gadeta, SuperX, Critical Pressure, Impact Biomedicines and 23 more

    Verified email available

  • andrew sinclairVerified

    Venture Capital, Private Equity Firm, Investor · United Kingdom

    Series BHealth CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Verified email available

  • Clarissa BermanVerified

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Verified email available

  • David GraingerVerified

    Venture Capital · United Kingdom

    Health CareHospitalsWomen FoundedBiotechnology

    Portfolio: Gadeta, SuperX, Critical Pressure, Impact Biomedicines and 23 more

    Verified email available

  • Eric ThompsonVerified

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Verified email available

  • John AvirettVerified

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Verified email available

  • John WuestlingVerified

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Verified email available

  • Kent BerkleyVerified

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Verified email available

  • Patrick HeronVerified

    Private Equity Firm · United States

    Health CareWellnessWomen FoundedLife Science

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Verified email available

  • Shelley ChuVerified

    Venture Capital · United States

    Health CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Verified email available

  • Shyam M.Verified

    Venture Capital, Private Equity Firm · United Kingdom

    Health CareHospitalsWomen FoundedBiotechnology

    Portfolio: Gadeta, SuperX, Critical Pressure, Impact Biomedicines and 23 more

    Verified email available

  • Stephen WestVerified

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Verified email available

  • Steve B.Verified

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Verified email available

  • Tim HainesVerified

    Venture Capital · United Kingdom

    Health CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Verified email available

  • Bali Muralidhar

    Venture Capital, Private Equity Firm, Investor · United Kingdom

    Series BHealth CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 69 more

    Contact details available

  • Brian Gallagher, Jr.

    Venture Capital, Investor · United States

    Series BHealth CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Aileron Therapeutics, Amarin and 67 more

    Contact details available

  • Daniel Estes

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 71 more

    Contact details available

  • Gordon Empey

    Venture Capital, Private Equity Firm, Investor · United States

    SeedHealth CareWellnessWomen FoundedLife Science

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Kurt von Emster

    Venture Capital, Private Equity Firm, Investor · United States

    Series BHealth CareWomen FoundedInvestment ManagementLife Science

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Contact details available

  • Vin Miles

    Venture Capital, Investor · United States

    Series BHealth CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Contact details available

  • Alan Frazier

    Private Equity Firm · United States

    Health CareWellnessWomen FoundedLife Science

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Anna H. Chen

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Ben Magnano

    Private Equity Firm · United States

    Health CareWellnessWomen FoundedLife Science

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Brian Morfitt

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • C. Ashton Newhall

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Contact details available

  • Deric Emry

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Contact details available

  • John Heard

    Venture Capital, Private Equity Firm · United Kingdom

    Health CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Contact details available

  • Lindsay Redfield

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Contact details available

  • Michael Machak

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Nathan Every

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Philip Zaorski

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Sarah Shackelton

    Venture Capital · United Kingdom

    Health CareWomen FoundedLife ScienceBiotechnology

    Portfolio: Kesios Therapeutics, Spruce Biosciences, Amarin, Syntaxin and 64 more

    Contact details available

  • Shyamal Swami

    Venture Capital, Private Equity Firm · United States

    Health CareWellnessWomen FoundedFilm

    Portfolio: Zeltiq Aesthetics, BARRX Medical, The CORE Institute, Lassen Therapeutics and 68 more

    Contact details available

  • Todd Ruppert

    Venture Capital, Secondary Purchaser, Fund Of Funds · United States

    Health CareGeneticsCybersecurityDatabases

    Portfolio: Namely, UserTesting, NGM Biopharmaceuticals, Xometry and 75 more

    Contact details available

By investment stage

By location

Related industries

Most-backed portfolio companies

Frequently asked questions

How many Phathom Pharmaceuticals investors are on Angel Roster?

Angel Roster lists 36 Phathom Pharmaceuticals investors. 16 of them (44%) include a verified email address.

What types of investors are they?

The most common investor types are Venture Capital Firms (33), Private Equity Firms (20) and Secondary Purchaser Investors (8). An investor can have more than one type, for example an angel who is also a venture partner.

Which stages do Phathom Pharmaceuticals investors invest in?

Among those that list a stage, the most common are Series B (6) and Seed (4).

Where are Phathom Pharmaceuticals investors based?

Most are based in the United States (28) and the United Kingdom (8).

Which companies have Phathom Pharmaceuticals investors backed?

The most-backed portfolio companies among them are Vaxcyte (28), Portola Pharmaceuticals (24), Clovis Oncology (24), Imago BioSciences (22) and Scout Bio (22).

How do I contact Phathom Pharmaceuticals investors?

Create a free Angel Roster account to search and filter all 36, then unlock verified emails and LinkedIn profiles on a paid plan. Every plan starts with a 3-day free trial.