About
Richie Hsiung is co-founder of Praxim and studied mathematics, computer science, and philosophy at Yale.
Founder at PraximYC W25
Intro paths
YC
Richie went through Y Combinator (Winter 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Jared Friedman, YC Group Partner — the partner who ran Praxim's batch and knows the company first-hand. YC profile ↗
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In turn, Richie can intro founders to Praxim's investors below.
Praxim's investors · 1
Co-founders at Praxim
FL
Frank LiFounder
Experience
- Praxim (YC W25)Foundercurrent2025 — present
Skills & more
Can solve a Rubik's cube blindfolded
From Richie's professional profile.
Frequently asked questions
- Who is Richie Hsiung?
- Richie Hsiung is co-founder of Praxim and studied mathematics, computer science, and philosophy at Yale.
- Where does Richie Hsiung work?
- Richie Hsiung is Founder of Praxim.
- What companies did Richie Hsiung found?
- Richie Hsiung founded Praxim.
- Where did Richie Hsiung go to school?
- Richie Hsiung studied at Yale University (BS/MS, Computer Science; BA); Monta Vista High School (High School Diploma); Y Combinator.
Founder mafias
Y Combinator mafia8,773
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1
+ 8,766 more
Y Combinator mafia4,716
Also came through, then founded or led a company.
Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3
+ 4,709 more
Yale University mafia190
Also came through, then founded or led a company.
Michael SeibelBAFounded SocialCamBen SilbermannB.A.Founded Audiobeta +2Justin KanPhysics and PhilosophyFounded Stash +6Kevin RyanBAFounded Business Insider +2Harry GrunerFounded Hilos +2Emmett ShearBSFounded Softmax +2
+ 183 more
Monta Vista High School mafia16
Also came through, then founded or led a company.
Vrinda GuptaFounded Sequin +1Raghav AroraFounded Blaze Market Incorporated +1Mike GhaffaryHigh SchoolFounded StitcherEvaline TsaiHigh SchoolFounded Cambridge Cancer GenomicsAravindh DoraiFounded FableKamil KisielewiczFounded Interlock
+ 9 more
Same school
Also attended Yale University651
Ann Miura-KoCo-founding Partner at FloodgateDavid SzeAdvisory Partner at GreylockMichael SeibelPartner Emeritus at Y CombinatorBen SilbermannCo-founder of PinterestZheela QaiserInvestor at Index VenturesAnthony PhilippakisInvestor at GV (Google Ventures)
+ 645 more
Also attended Monta Vista High School25
Mike GhaffaryAdvisor at Canvas VenturesKim-Mai CutlerInvestor at Initialized CapitalLindsey YeePrincipal at Starbridge Venture Capital LlcKatya HancockHealth Moonshot Impact Board at StartUp HealthAlex ScherbakovskyGeneral Partner at Atlantic Vantage PointDJ PatilGeneral Partner at GreatPoint Ventures
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+ 19 more
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital
+ 1,994 more