/People

Ben Portney

Investor

Partner at Andreessen Horowitz

Cambridge, Massachusetts

Writes $500K – $15M checks · typically $7M

Find your path to Ben

416 people in our graph can introduce you to Ben.

Each arrow is one introduction. Sign up to fill in the first one.

Ask Jacob H. Kann to introduce you to Ben

You →Jacob · together at T. Rowe Price (2018) →Ben

Ask Jamie Chen to introduce you to Ben

You →Jamie · 4 people · together at T. Rowe Price →Ben

Ask Sam Okafor to introduce you to Ben

You →Sam · 7 people · together at Flagship Pioneering →Ben

Sign up to find every way you can get introduced to Ben

  • Your email: the people you already email who know Ben
  • 2nd- and 3rd-degree connections: people you know who worked, studied or invested with Ben
  • Your LinkedIn: the connections who can make the intro for you

We rank every route by how warm it is, so you raise on warm intros instead of cold emails.

About

Ben Portney is an Investment Partner at Andreessen Horowitz focused on biotechnology venture investment. He has background experience as a molecular biologist and entrepreneur working in biotechnology strategy and business development.

Experience

  1. Andreessen HorowitzInvestment Partnercurrent2022 — presentNew York, United States
  2. Flagship PioneeringSenior Associate2020 — 2022Greater Boston
  3. Flagship PioneeringAssociate2018 — 2020Greater Boston Area
  4. Flagship PioneeringVentureLabs Fellow2018Greater Boston Area
  5. T. Rowe PriceEquity Research Extern2018Baltimore, Maryland Area
  6. Actinium CapitalResearch Analyst2016 — 2018Baltimore, MD

Skills & more

Teaching4Entrepreneurship8Nonprofits5Fundraising3Coaching5Curriculum Development2Molecular & Cellular Biology3Biochemistry5Presentation Skills4Refereeing2Doodling3Research9
+8 moreExperimental DesignWestern BlottingGel ElectrophoresisImmunohistochemistryImmunofluorescenceFluorescence in situ hybridizationCell CultureNucleic Acid Extraction

From Ben's professional profile.

Colleagues at Andreessen Horowitz

Network10

Investors connected to Ben in public investor directories — a warm-intro map.

Frequently asked questions

Who is Ben Portney?
Ben Portney is an Investment Partner at Andreessen Horowitz focused on biotechnology venture investment. He has background experience as a molecular biologist and entrepreneur working in biotechnology strategy and business development.
Where does Ben Portney work?
Ben Portney is Partner at Andreessen Horowitz.
What check size does Ben Portney write?
Ben Portney typically writes checks of $500K – $15M.
Where did Ben Portney go to school?
Ben Portney studied at University of Maryland (Bachelor of Science (B.S.), Biology, General); University of Maryland, Baltimore (UMB) (Doctor of Philosophy (Ph.D.), Biochemistry and Molecular Biology).

Same school

Shared employers