Fundraising Fox

Eren Mendi

Founder

Founder at Expanse

San Francisco Bay Area

FoundedExpanse · YC

About

Eren Mendi is co-founder and Chief Product Officer of Expanse. He previously worked on emerging technology prototypes in quantitative finance at G-Research and holds degrees in Computer Science from the University of Edinburgh and Imperial College London.

LinkedIn ↗X / Twitter ↗

Founder at ExpanseYC X26

Intro paths

YC

Eren went through Y Combinator (Spring 2026) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was David Lieb, General Partner at Y Combinator — the partner who ran Expanse's batch and knows the company first-hand. YC profile ↗

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In turn, Eren can intro founders to Expanse's investors below.

Expanse's investors · 2

Scribble VenturesY Combinator

Co-founders at Expanse

IBIsmaeel Bashir
Ismaeel BashirFounder
NBNikodem Bieniek
Nikodem BieniekFounder
YMYafet Melake
Yafet MelakeFounder

Experience

  1. ExpanseCo-Founder & CPOcurrent2025 — presentSan Francisco Bay Area
  2. G-ResearchSoftware Engineer2025London
  3. School of Informatics, The University of EdinburghResearch Intern2023 — 2025Edinburgh, Scotland, United Kingdom
  4. Edinburgh University Trading and Investment ClubChairman2023 — 2024
  5. Edinburgh University Trading and Investment ClubHead of Alternatives Sector2022 — 2023
  6. Edinburgh University Trading and Investment ClubSenior Research Analyst2022
  7. Edinburgh University Trading and Investment ClubJunior Research Analyst2021 — 2022
  8. OptiverSpring Intern2023Amsterdam, North Holland, Netherlands
  9. CitadelSpring Intern2023Greater London, England, United Kingdom
  10. VodafoneMachine Learning Intern2022
  11. MobvenIntern2019Istanbul, Türkiye
  12. BarclaysIntern2018Greater London, England, United Kingdom

Education

  1. Imperial College LondonMaster of Science - MS, Advanced Computing2025 — 2026
  2. The University of EdinburghBachelor of Science - BS, Computer Science and Artificial Intelligence2021 — 2025
  3. d'Overbroeck'sHigh School Diploma, Maths2017 — 2021
  4. Hisar SchoolMiddle School

Skills & more

Team Management1Public SpeakingMacro Analysis1Cash Flow Analysis1Equity ResearchPortfolio ManagementSocial Media MarketingStatistical Data AnalysisExpress.jsIT ManagementMachine Learning2NumPy1
+12 moreMatplotlibRandom ForestMarket ResearchData AnalysisHaskellFunctional ProgrammingDCF ValuationLinear AlgebraDiscrete MathematicsStatistical ModelingHTMLCascading Style Sheets (CSS)

From Eren's professional profile.

Founder mafias

Y Combinator mafia8,668

Also came through, then founded or led a company.

Sam AltmanPresidentFounded LooptFred EhrsamYC Summer 2012Founded CoinbaseMatt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded PursuitDelian AsparouhovYC Summer 2014Founded Nightingale +1Justin KanYC Winter 2018Founded Rye +3

+ 8,661 more

Imperial College London mafia119

Also came through, then founded or led a company.

Nessan BerminghamDoctor of Philosophy - PhDFounded Korro Bio +1Slava SolonitsynMBAFounded No Cap +1Barnaby MaletPhDFounded machine0 +1Ali AttarMaster’s DegreeFounded Lightberry +1Saurav MitraMaster’s DegreeFounded Okibi +1Marvin Abdel-MassihMaster of ScienceFounded Uplane +1

+ 112 more

The University of Edinburgh mafia28

Also came through, then founded or led a company.

Jeff ChangGraduate StudiesFounded Doblet +1Martin SchrimpffMechanical Engineering with Management TechniquesFounded KocomoDavid MlčochMaster's degree with DistinctionFounded AsteroidNicolas HourcardMsc Finance & InvestmentFounded QuestDBKarolis NarkeviciusMScFounded HumaansJohn TambuntingStudy Abroad ProgramFounded Pangea.app

+ 21 more

Same school

Also attended Imperial College London432

Deji SasegbonVP, Platform & Portfolio Operations at EchoVC PartnersMadison LenormandInvestor at DaphniPauline BoucherInvestor at DaphniLoubaba El AyoubiInvestor at NorthzoneGiovanni MariggiInvestor at MedicxiFrancois PrinslooInvestor at Medicxi

+ 426 more

Also attended The University of Edinburgh187

Sofia DolfeInvestor at Index VenturesFreya Svedberg-KeatingInvestor at MedicxiKevin JohnsonInvestor at MedicxiPatrick NorrisGeneral Partner at Notion CapitalEmily PawlakVice President at Volition CapitalTom FergusonFounder and Managing Partner at BURNT ISLAND VENTURES

+ 181 more

Shared employers

Also worked at Expanse3

Ismaeel BashirFounder at ExpanseNikodem BieniekFounder at ExpanseYafet MelakeFounder at Expanse

Also worked at Optiver17

Mark DurstInvestor at Sand Hill AngelsJulia KuijsAssociate at FORWARD.oneLune DunningInvestment Director at Point King CapitalRaaj ParikhController at DisruptiveAlbert ZhangAssociate at IVP (Institutional Venture Partners)Harry QiInvestor at Various Startups

+ 11 more

Also worked at Citadel63

Robert CulpPrincipal at Marlin Equity PartnersPrincipal – Public EquitiesInvestor at Glynn Capital ManagementDavid SnydermanManaging Partner and Global Head of Alternative Credit and Fixed Income at Magnetar AI VenturesEvan FengPartner at CoinFundJohn GuCo-Founder and CEO at CaladanEvan AxelrodSenior Associate at Maccabee Ventures

+ 57 more

Also worked at Vodafone81

Antonio TurroniOperating Advisor at P101 VenturesSimon SegarsExecutive Advisor at Black Opal VenturesTommy AhlersFormer Danish Science Minister at Giant Ventures Global LlpLirui DingPrincipal at TRANSCENDEren BaydemirExperts | Product Management at 212Marcos OsórioDirector, Cyber at Bright Pixel Capital

+ 75 more