🎤 Join our founder group to hear from firms like NEA on What it takes to raise a Series A?

Register
Ben Portney

Ben Portney

Investing Partner, Bio + Health·Andreessen Horowitz

Bio

Professional summary

Ben Portney is an investing partner on a16z's Bio + Health team, focused on early-stage companies building platforms for novel therapeutic discovery and development. His firm bio says he is involved with Orbital Therapeutics, insitro, BigHat Biosciences, Rezo Therapeutics, and Octant Bio. Before a16z, he was a Senior Associate at Flagship Pioneering, where he worked on venture creation for biotechnology companies.

Notable companies

Selected portfolio companies the partner has backed

Orbital TherapeuticsinsitroBigHat BiosciencesRezo TherapeuticsOctant Bio

Background

Career, education, and skills

Career history

  • Andreessen HorowitzInvesting Partner, Bio + HealthPresent
  • Flagship PioneeringSenior Associate

Education

  • University of Maryland, BaltimorePhD, Biochemistry and Molecular Biology
  • University of Maryland, College ParkBS, Biology

Other partners at Andreessen Horowitz

12 more profiles

Alastair (Alex) Rampell

Alastair (Alex) Rampell

General Partner

Andreessen Horowitz

a16z GP leading Apps, with fintech and marketplace investments and multiple founder exits.

AppsB2BB2CFinancial servicesFintechMarketplaces
Alex Immerman

Alex Immerman

General Partner

Andreessen Horowitz

a16z Growth GP investing across AI, consumer, B2B, crypto, fintech, and physical-world companies.

AIB2BConsumerCryptoFintechGrowth
Ali Yahya

Ali Yahya

General Partner

Andreessen Horowitz

a16z crypto GP investing in blockchain infrastructure and decentralized networks.

Blockchain infrastructureComputer securityCryptoDecentralized networksDistributed systemsWeb3
Amy Hoemeke

Amy Hoemeke

Partner

Andreessen Horowitz

Bio + Health operations partner focused on investment and marketing operations.

Bio + HealthCorporate marketingInvestment operationsMarketing operationsPortfolio operations
Andrew Chen

Andrew Chen

General Partner

Andreessen Horowitz

General Partner at Andreessen Horowitz focused on tech, entertainment, and AI through a16z Speedrun.

AI (Speedrun initiative)consumertechnology & entertainment
Andrew Lee

Andrew Lee

Partner

Andreessen Horowitz

a16z speedrun partner backing early consumer, AI, and tech startups.

AIConsumerFundraisingGamesSpeedrunTech startups
Andrew O.

Andrew O.

Partner, Head of Fund Strategy

Andreessen Horowitz

Head of Fund Strategy at a16z, with capital markets and investment banking experience.

Capital raisingCorporate developmentDebt placementFund strategyInvestment bankingM&A
Andy McCall

Andy McCall

General Partner

Andreessen Horowitz

a16z GP across American Dynamism and AI Apps with Meraki and Samsara go-to-market experience.

AI AppsAmerican DynamismCompany buildingEnterprise go-to-marketIndustrial IoTSales leadership
Angela Strange

Angela Strange

General Partner

Andreessen Horowitz

General Partner at Andreessen Horowitz focused on AI applications, fintech, and insurance.

B2B software (with AI)financial servicesinsurance
Anish Acharya

Anish Acharya

General Partner

Andreessen Horowitz

a16z general partner investing in consumer AI, fintech, and B2C technology.

AI-native productsB2C technologyConsumerFintechMarketplaces
AA

Anthony Albanese

Managing Partner and Chief Operating Officer, a16z crypto

Andreessen Horowitz

COO of a16z crypto and former NYSE chief regulatory officer.

ComplianceCrypto operationsPolicyPortfolio operationsRegulatory strategy
Audrey Spitzer

Audrey Spitzer

Content Project Manager

Andreessen Horowitz

Content project manager supporting Early Stage Venture programs at a16z.

Content operationsEarly Stage VentureProgram managementSeed programs