Fundraising Fox

Julie Yoo

InvestorFounder

General Partner, a16z at Andreessen Horowitz · Board director at Fortuna Health · Board director at Truemed · Board director at Sprinter Health

Menlo Park, California

Writes $10K – $100M checks · typically $10M

About

Julie Yoo, a computer scientist and Kyruus co‑founder/Chief Product Officer turned operator-investor, uses living-the-plumbing experience in provider scheduling and referrals to back healthcare fintech rebuilding claims, payments and routing infrastructure.

Invests in

AI & Machine LearningBiotechConsumerCrypto & Web3Defense Tech

Board director at Fortuna HealthYC S23

Intro paths

YC

Julie went through Y Combinator (Summer 2023) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Garry Tan, President & CEO of Y Combinator — the partner who ran Fortuna Health's batch and knows the company first-hand. YC profile ↗

→

In turn, Julie can intro founders to Fortuna Health's investors below.

Fortuna Health's investors · 2

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2025Y CombinatorSan Francisco · $500K checks · since 2023

Co-founders at Fortuna Health

CKCydney Kim
Cydney KimFounder
NSNikita Singareddy
Nikita SingareddyFounder
BWBen Wesner
Ben WesnerFounder

Board director at Truemed

Intro paths

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In turn, Julie can intro founders to Truemed's investors below.

Truemed's investors · 6

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2025Bessemer Venture PartnersRedwood City · $5M – $100M checks · since 2025BoxGroupNew York · $1M checks · since 2025Long Journey VenturesSan Francisco · $100K – $1M checks · since 2025Trust VenturesAustin · since 2025WEEKENDMiami · $100K – $300K checks

Board director at Sprinter Health

Intro paths

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In turn, Julie can intro founders to Sprinter Health's investors below.

Sprinter Health's investors · 5

AccelPalo Alto · $1.6M – $70M checks · since 2025Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2025Duke Capital PartnersDurham · since 2025General CatalystSan Francisco · $30M checks · since 2025Samsung NextSan Jose · $100K – $5M checks · since 2025

Co-founders at Sprinter Health

MCMax Cohen
Max CohenCo-founder & CEO
CBCameron Behar
Cameron BeharCo-founder & CTO

Experience

  1. Andreessen HorowitzGeneral Partnercurrent2019 — presentSan Francisco Bay Area
  2. Kyruus HealthCo-Founder and Chief Product Officer2010 — 2018Greater Boston Area
  3. Generation Health, Inc.VP of Product2009 — 2010New York City Metropolitan Area
  4. Knome Inc.Product Manager2007 — 2009Greater Boston Area
  5. EndecaSoftware Engineer, Sales Engineer2001 — 2006Boston, New York City

Education

  1. Massachusetts Institute of TechnologyBachelor of Science - BS, Computer Science
  2. Harvard-MIT Health Science and Technology (HST)Master of Science - MS, Biomedical Enterprise Program
  3. MIT Sloan School of ManagementMBA, Biomedical Enterprise Program
  4. Seoul Foreign High School

Skills & more

Product Management49Enterprise Software53Business Intelligence13Start-ups46Analytics43Big Data39SaaS15Entrepreneurship29Java4JavaScript1EndecaPhotoshop
+12 moreWeb DesignWeb DevelopmentWeb ApplicationsProduct MarketingSales OperationsSales EngineeringEnterprise SearchHealthcare AnalyticsManagementStrategySoftware as a Service (SaaS)Healthcare Information Technology

Languages Korean

From Julie's professional profile.

Deals · 7

Fortuna HealthBoard seat

via Andreessen Horowitz · filed Aug 2025 · $18.3M raise

Sprinter HealthBoard seat

via Andreessen Horowitz · filed Jul 2025 · $55M raise

Turquoise HealthBoard seat

via Andreessen Horowitz · filed May 2022 · $20M raise

press ↗

Surely HealthBoard seat

via Andreessen Horowitz · filed Apr 2022 · $26M raise

Patina HealthBoard seat

via Andreessen Horowitz · filed Nov 2021 · $50M raise

Zus HealthBoard seat

via Andreessen Horowitz · filed Jul 2021 · $33.6M raise

HealthWizBoard seat

via Andreessen Horowitz · filed Feb 2020 · $11.8M raise

Attribution from SEC filings, press coverage, and firm rosters.

Other disclosed investments

Board seats

Truemed

Per SEC Form D filings.

Colleagues at Andreessen Horowitz

Alex Immerman
Partner at Andreessen Horowitz
Alex Rampell
General Partner at Andreessen Horowitz
Ali Yahya
General Partner at a16z crypto
Andrew Chen
General Partner at Andreessen Horowitz
Andrew Lee
Partner at Andreessen Horowitz
Angela Strange
General Partner at Andreessen Horowitz
Anish Acharya
General Partner at Andreessen Horowitz
Anjney Midha
General Partner at Andreessen Horowitz

Network4

David VélezScout
Founder & CEO of Nubank
Andrew FirlikScout
Managing Partner at JAZZ Venture Partners
Brandon LeonardoScout
Angel
Bryce RobertsScout
Managing Director at Indie.vc

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

Frequently asked questions

Who is Julie Yoo?
Julie Yoo, a computer scientist and Kyruus co‑founder/Chief Product Officer turned operator-investor, uses living-the-plumbing experience in provider scheduling and referrals to back healthcare fintech rebuilding claims, payments and routing infrastructure.
Where does Julie Yoo work?
Julie Yoo is General Partner, a16z at Andreessen Horowitz and Board director at Fortuna Health and Board director at Truemed and Board director at Sprinter Health.
What does Julie Yoo invest in?
Julie Yoo invests in AI & Machine Learning, Biotech, Consumer, Crypto & Web3, Defense Tech.
What check size does Julie Yoo write?
Julie Yoo typically writes checks of $10K – $100M.
What boards does Julie Yoo sit on?
Julie Yoo holds tracked board seats at Fortuna Health, HealthWiz, Patina Health, Sprinter Health, Surely Health, Truemed, Turquoise Health, Zus Health.
Where did Julie Yoo go to school?
Julie Yoo studied at Massachusetts Institute of Technology (Bachelor of Science - BS, Computer Science); Harvard-MIT Health Science and Technology (HST) (Master of Science - MS, Biomedical Enterprise Program); MIT Sloan School of Management (MBA, Biomedical Enterprise Program).

Founder mafias

Massachusetts Institute of Technology mafia546

Also came through, then founded or led a company.

Elad GilPhDFounded Brain Co.Nat FriedmanBachelor of ScienceFounded XamarinMatt HuangB.S.Founded HotspotsDelian AsparouhovDropoutFounded Nightingale +1Drew HoustonBSFounded Dropbox +1Arash FerdowsiComputer ScienceFounded Dropbox

+ 539 more

MIT Sloan School of Management mafia91

Also came through, then founded or led a company.

Carmichael RobertsMaster of Business Administration (MBA)Founded Lyratherapeutics +1Vicky BindraMBAFounded Pine Labs +1Julián MeloInnovate the future - Executive programFounded Ubits +1Gleb ChuvpiloFinancial Technology Option (FTO)Founded Authy +1Ben BrittMaster of Business Administration (MBA)Founded Sundayhealth +1Surojit ChatterjeeMBAFounded Ema +1

+ 84 more

Andreessen Horowitz mafia48

Also came through, then founded or led a company.

Ben HorowitzCo-founder & General PartnerFounded OpswareChris DixonGeneral Partner; Founder of a16z cryptoFounded HunchBalaji SrinivasanGeneral PartnerFounded Counsyl +1Erik TorenbergGeneral PartnerFounded VillageglobalSurojit ChatterjeeExecutive in ResidenceFounded Ema +1Matthieu HafemeisterPartner – Fintech InvestingFounded Concourse +1

+ 41 more

Sprinter Health mafia3

Also came through, then founded or led a company.

Justin LarkinChief Product OfficerFounded WellSheetAnirudh PaiSoftware DeveloperFounded Proprio Robotics

Truemed mafia2

Also came through, then founded or led a company.

Alex SandsVice President of Product ManagementFounded Plasticity

Same school

Also attended Massachusetts Institute of Technology1,297

Fred WilsonCo-founder & Partner at Union Square VenturesElad GilSolo general partner investing through Gil CapitalAileen LeeFounder & Managing Partner of Cowboy VenturesHemant TanejaCEO & Managing Director of General CatalystNat FriedmanCo-lead of Meta Superintelligence Labs; co-founder of NFDGBrad FeldCo-founder of Foundry and Techstars

+ 1,291 more

Also attended Harvard-MIT Health Science and Technology (HST)1,483

Alfred LinPartner at Sequoia CapitalChris DixonFounder & Managing Partner of a16z crypto at Andreessen HorowitzSarah TavelVenture Partner at BenchmarkDanny RimerPartner at Index VenturesLaela SturdyManaging Partner at CapitalGBill GatesCo-founder of Microsoft; Chair of the Gates Foundation

+ 1,477 more

Also attended MIT Sloan School of Management490

Doug LeonePartner at Sequoia Capital; former Global Managing PartnerHemant TanejaCEO & Managing Director of General CatalystBrad FeldCo-founder of Foundry and TechstarsChris MorrisProcess Specialist, Exit Readiness at Mayfair Equity PartnersBirgitteInvestor at InvestinorOlaInvestor at Investinor

+ 484 more

Shared employers

Also worked at Kyruus Health9

Morgan CheathamPartner and Head of Healthcare and Life Sciences at Breyer CapitalRobert PaullCo-Founder and Venture Partner at Lux CapitalRobert CoppedgeChief Executive Officer at Echo Health VenturesGraham GardnerExecutive Partner at Flare Capital PartnersGary GottliebExecutive Partner at Flare Capital PartnersHend AzzerayerLP Relations at Transform Capital Management

+ 3 more

Also worked at Generation Health, Inc.1

Graham GardnerExecutive Partner at Flare Capital Partners

Also worked at Knome Inc.2

Jorge CondeGeneral Partner at Andreessen HorowitzPaul EneverPartner at Evidity Health Capital

Also worked at Endeca14

Steve SchlenkerInvestor at DN CapitalDaniel DemmerInvestor at OpenView Venture PartnersJessica DowdInvestor at OpenView Venture PartnersSteve WalskeInvestor at Streamlined VenturesAnurag SrivastavaFounding Partner at Jungle VenturesSteve FredetteCo-Founder of Toast at Underscore VC

+ 8 more