Find your path to Jo Ma
353 people in our graph share verified history with Jo Ma — schools, employers, funds. One of them is your warm intro.
Isabelle StyslingerunlockedJo Ma: together at Facebook (2016)
Jo Ma: together at Stanford Women in Business
×2Jo Ma: together at Stanford Technology Ventures Program (STVP)
×3Jo Ma: together at Facebook
Founder at DittoYC W20
Intro paths
YC
Jo went through Y Combinator (Winter 2020) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran Ditto's batch and knows the company first-hand. YC profile ↗
→
In turn, Jo can intro founders to Ditto's investors below.
Ditto's investors · 14
Acrew CapitalSan Francisco · $1M – $15M checks · since 2023Amity VenturesSan Francisco · $1M – $5M checks · since 2023August CapitalSan Francisco Bay Area · $1M – $15M checksCraft VenturesSan Francisco · $50K – $50M checks · since 2026Decent CapitalSingapore · $425K – $25M checks · since 2021Friends Family CapitalSilicon ValleyGreycroftNew York · $100K – $5M checks · since 2021Heal CapitalBerlin · $1M – $5M checks · since 2026Lombardstreet VenturesWoodside · $500K checksRubio Impact VenturesAmsterdam · since 2026Soma CapitalSacramento · $100K – $300K checks · since 2021Top Tier Capital PartnersSan FranciscoTrue VenturesSan Francisco · $500K – $3M checks · since 2023Y CombinatorSan Francisco · $500K checks · since 2020
Co-founders at Ditto
JO
Jessica OuyangFounder
Experience
- DittoCo-Foundercurrent2019 — presentSan Francisco, California, United States
- AsanaProduct Management2019San Francisco, California
- Stanford Women in BusinessVice President of Marketing2016 — 2019Stanford, CA
- Stanford Women in BusinessMarketing Intern2015 — 2016
- IDEO CoLabDesign Fellow2019San Francisco Bay Area
- Stanford Technology Ventures Program (STVP)Mayfield Fellow2018
- CrunchbaseProduct Management2018San Francisco Bay Area
- InstagramSoftware Engineering2017Menlo Park, CA
- FacebookFacebook University Engineering Intern2016Menlo Park, CA
- Hepatitis B Free Santa Clara Country | Stanford Asian Liver CenterWeb and Media Manager2013 — 2015
- GoVoluntrIntern2013 — 2015
Skills & more
Event Planning2Photography2iWork1Community Outreach3Volunteering3
From Jo's professional profile.
Frequently asked questions
- Who is Jo Ma?
- Founder at Ditto
- Where does Jo Ma work?
- Jo Ma is Founder of Ditto.
- What companies did Jo Ma found?
- Jo Ma founded Ditto.
- Where did Jo Ma go to school?
- Jo Ma studied at Stanford University (Bachelor’s Degree, Product Design Major; Computer Science Minor); Stanford University (Master's Degree, Management Science and Engineering); Castilleja School.
Founder mafias
Y Combinator mafia10,230
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Garry TanPresident & CEOFounded Y Combinator +1Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianPartnerFounded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded Paradigm +1
+ 10,223 more
Stanford University mafia1,934
Also came through, then founded or led a company.
Peter ThielB.A.Founded PayPalReid HoffmanB.S.Founded LinkedIn +2David SacksB.A.Founded YammerKeith RaboisB.A.Founded OpendoorGarry TanBSFounded Y Combinator +1Joe LonsdaleBSFounded Opto +5
+ 1,927 more
Instagram mafia37
Also came through, then founded or led a company.
Hunter HorsleyProduct ManagerFounded Bitwise +1Tony FrancisSoftware & Machine Learning EngineerFounded Dream3D +1Lauren (Luna) Ray VegterProduct ManagerFounded Thermeleon +1Stephanie LiuSoftware Engineering InternFounded Nourish +1Eric YuFront End EngineerFounded Rutterapi +1Michael McIntyreProduct ManagerFounded Fam
+ 30 more
Asana mafia15
Also came through, then founded or led a company.
Geoff SchmidtSoftware EngineerFounded Meteor Development Group +2Jordan DearsleySoftware Engineer InternFounded Superpowered +1Sean McBrideSenior Software EngineerFounded ZanbazaarMihir DeoHead of Enterprise Sales Engineering, NAMERFounded ElucifyLouis LecatProduct ManagementFounded UpstreamParth ChopraSoftware EngineerFounded Candle
+ 8 more
Castilleja School mafia6
Also came through, then founded or led a company.
Same school
Also attended Stanford University2,000
Peter ThielCo-founder & Partner at Founders FundReid HoffmanCo-founder of LinkedIn; Partner at GreylockDavid SacksCo-founder & General Partner at Craft Ventures; former White House AI & Crypto CzarKeith RaboisManaging Director at Khosla VenturesGarry TanPresident & CEO of Y CombinatorAlfred LinPartner at Sequoia Capital
+ 1,994 more
Also attended Castilleja School17
Natalie VaisInvestor at Spark CapitalKatie MishraInvestor at Khosla VenturesAnna YuInvestor at Spectrum EquityKelly YuInvestor at Silversmith Capital PartnersElizabeth YinCo-founder and General Partner at Hustle Fund, a pre-seed fund for software entrepreneursCaoimhe MacRunnelsPrincipal at Reach Capital
+ 11 more
Shared employers
Also worked at Ditto1
Also worked at Stanford Women in Business4
Also worked at IDEO CoLab15
Denise TengPartner at Gradient VenturesJoe GerberGeneral Partner at IDEO CoLab VenturesReuben BramaInvestor at IDEO CoLab VenturesPierre La BaumeDesign & Strategy at IDEO CoLab VenturesNancy TorresSenior Vice President of Value Creation at Open Opportunity FundChristopher KeshianInvestor at Triton Liquid Fund
+ 9 more
Also worked at Crunchbase9
Eugene LeeInvestor at OMERS VenturesRajeev BatraInvestor at Mayfield FundKevin SpainGeneral Partner at Emergence Capital PartnersSanti SubotovskyGeneral Partner at Emergence Capital PartnersJohn ChenGeneral Partner at Fika VenturesLila TretikovPartner, Head of AI Strategy at New Enterprise Associates (NEA)
+ 3 more