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    WS Investment Company logo

    WS Investment Company

    Palo Alto, California, United StatesFounded 1978
    www.wsgr.com
    Biotech & Life SciencesEnterprise SoftwareSaaS

    WS Investment Company is the corporate venture capital investment arm of the law firm Wilson Sonsini Goodrich & Rosati. Founded in 1978 and based in Palo Alto, California, it invests partner capital across sectors including communications, internet, software, and life sciences.

    Average disclosed round size is $22.8M (across 23 rounds with reported amounts).

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    Portfolio

    23

    Fund Size

    —

    Top Stage

    Series A

    Last 12 Mo

    0

    Team

    JT

    James Terranova

    Managing Director

    Portfolio Breakdown

    Stage Distribution

    Sector Distribution

    Investment Activity

    DealsAvg Round Size

    Portfolio

    25 investments
    CompanyRoundAmountDate
    Portal Biotech logoPortal BiotechSeries A$35MJun 2025
    General Proximity logoGeneral ProximitySeed$16MJan 2025
    Portal Biotech logoPortal BiotechSeries A—Jan 2025
    Bench IQ logoBench IQPre-Seed$2.1MFeb 2024
    AM Batteries logoAM BatteriesSeries B$30MDec 2023
    Cohart logoCohartSeed$4MAug 2023
    Tangibly logoTangiblySeed$6.5MJul 2023
    Smartlens logoSmartlensSeries A$6.1MJul 2023
    Cognito Therapeutics logoCognito TherapeuticsSeries B$73MMar 2023
    Cognito logoCognitoSeries B$73MMar 2023
    Insilico Medicine logoInsilico MedicineSeries D$95MAug 2022
    Captain Experiences logoCaptain ExperiencesSeed$2MFeb 2022
    Playbook logoPlaybookSeed$4MAug 2021
    Andes logoAndesSeries A$15MJan 2021
    BioSkryb logoBioSkrybSeed$11.5MJan 2020
    DotLab logoDotLabSeries A$10MJul 2019
    Blast logoBlastSeed$5MMar 2018
    Cofactor Genomics logoCofactor GenomicsSeries A$18MSep 2017
    Accuragen logoAccuragenSeries B$40MJan 2016
    Accuragen logoAccuragenSeries A—Jan 2015
    Movable Ink logoMovable InkSeries B$11MMay 2013
    AnaptysBio logoAnaptysBioSeries B$34MJan 2007
    IIntegral Privacy TechnologiesSeries A$25M—
    CConKay MedicalSeed$1.8M—
    GenXComm logoGenXCommSeries A$7M—

    Top Co-Investors

    Y Combinator3 shared
    8VC2 shared
    Earlybird Venture Capital2 shared
    We Venture Capital2 shared
    SCVC2 shared
    Amino Collective2 shared
    British Business Bank2 shared
    Pillar VC2 shared
    Inovia Capital2 shared
    Maple VC2 shared
    Alumni Ventures2 shared
    Haystack2 shared
    Anzu Partners2 shared
    Wilson Sonsini2 shared
    Factory2 shared
    Intel Capital2 shared
    Alzheimer's Drug Discovery Foundation2 shared
    Starbloom Capital2 shared
    Stanford's StartX Fund2 shared
    Decheng Capital2 shared

    Last updated: 20 October 2026