About
Raban von Spiegel is an engineer with a Stanford degree who previously founded Soff (YC S24) and conducted research on software performance engineering at MIT CSAIL. He currently leads agent orchestration work at Emdash.
Founder at EmdashYC W26
Intro paths
YC
Raban went through Y Combinator (Winter 2026) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Gustaf Alstromer — the partner who ran Emdash's batch and knows the company first-hand. YC profile ↗
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In turn, Raban can intro founders to Emdash's investors below.
Emdash's investors · 1
Co-founders at Emdash
AS
Arne StrickmannFounder
Experience
- Emdash (YC W26)Co-foundercurrent2025 — presentSan Francisco, California, United States
- Andreessen HorowitzAngel Investorcurrent2024 — present
- Soff (YC S24)Co-founder2024 — 2025San Francisco, California, United States
- Boston Consulting Group (BCG)Visiting Associate2019
- MIT Computer Science and Artificial Intelligence Laboratory (CSAIL)Research2019Cambridge, Massachusetts, United States
Frequently asked questions
- Who is Raban von Spiegel?
- Raban von Spiegel is an engineer with a Stanford degree who previously founded Soff (YC S24) and conducted research on software performance engineering at MIT CSAIL. He currently leads agent orchestration work at Emdash.
- Where does Raban von Spiegel work?
- Raban von Spiegel is Founder of Emdash.
- What companies did Raban von Spiegel found?
- Raban von Spiegel founded Emdash.
- Where did Raban von Spiegel go to school?
- Raban von Spiegel studied at Stanford University (MS Management Science & Engineering); Y Combinator (S24 + W26); Center for Digital Technology and Management (CDTM) (Honours Degree Technology Management).
Founder mafias
Y Combinator mafia8,773
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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
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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
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Stanford University mafia903
Also came through, then founded or led a company.
Peter ThielJ.D.Founded PayPal +1Reid HoffmanB.S.Founded LinkedIn +2Joe LonsdaleBSFounded Opto +3Mike Maples JrBSFounded Pattern BreakersSteve JurvetsonMSEEFounded Mojo VisionBalaji SrinivasanGraduate StudentFounded Counsyl +1
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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
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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
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports Ventures
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Also attended Technical University of Munich330
Julian von EckartsbergManaging Director Europe at Burda Principal InvestmentsHannes Voucko-GlocknerInvestment Analyst at Burda Principal InvestmentsDan LupuInvestor at Earlybird Venture CapitalPaula SchultheissSenior Associate at AN Venture PartnersThomas MeierPartner, Head of Resilience in Energy & Resources Investments at Verve VenturesNiklas Born de AndrésInvestment & Product Intern at Kibo Ventures
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Also attended Massachusetts Institute of Technology1,521
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
+ 1,515 more
Also attended Christianeum2
Shared employers
Also worked at Emdash (YC W26)1
Also worked at Boston Consulting Group (BCG)1,124
David SzeAdvisory Partner at GreylockDave MunichielloInvestor at GV (Google Ventures)Massimo PrelzInvestor at DN CapitalRasmus AreskougInvestor at DN CapitalRiccardo MontiOperating Advisor at P101 VenturesAntonio TurroniOperating Advisor at P101 Ventures
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Also worked at MIT Computer Science and Artificial Intelligence Laboratory (CSAIL)65
Tarek MansourCo-founder & CEO of KalshiGleb ChuvpiloManaging Partner at Thundermark CapitalPuneeth MeruvaPartner at Trucks VCMillie Liu LiuFounding Partner at First Star VenturesAnnan ZhangInvestor at E14 FundMichael WangInvestor at E14 Fund
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+ 59 more