Fundraising Fox

David Mlčoch

Founder

Founder at Asteroid

San Francisco, California, United States

FoundedAsteroid · YC

About

David Mlčoch is co-founder and CEO of Asteroid (Y Combinator W25), a company building browser agents that automate tasks. Asteroid, whose product evolved from a human-supervision tool for AI agents, counted Google DeepMind among its early customers.

Founder at AsteroidYC W25

Intro paths

YC

David 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 Harj Taggar, General Partner at Y Combinator — the partner who ran Asteroid's batch and knows the company first-hand. YC profile ↗

→

In turn, David can intro founders to Asteroid's investors below.

Asteroid's investors · 5

Entrepreneur FirstBengaluru · $1M – $7M checksMITONPragueMyAsiaVCSeattleTranspose Platform ManagementHoustonY CombinatorSan Francisco · $500K checks · since 2025

Co-founders at Asteroid

JHJoe Hewett
Joe HewettFounder

Experience

  1. AsteroidCo-Founder and CEOcurrent2024 — presentSan Francisco, California, United States
  2. Entrepreneur FirstFounder (W24-defensive/acceleration)2024Greater London, England, United Kingdom
  3. Trident AICo-Founder and CTO2024San Francisco, California, United States
  4. SpaceKnow Inc.Machine Learning Engineer2022 — 2023Prague, Czechia
  5. EUSPA - EU Agency for the Space ProgrammeGalileo Services2021Prague, Czechia
  6. IQVIAAutomation Intern2020 — 2021
  7. Faculty of Electrical Engineering, Czech Technical University in PragueResearch2019 — 2021Prague Metropolitan Area
  8. GLOBTECH spol. s r.o.Software Developer2018 — 2019Prague, Czechia

Skills & more

Alteryx4PeopleSoft3C#3ASP.NETSQL ServerPostgreSQLGurobiMathematical ProgrammingSeleniumZabbixGrafanaPython (Programming Language)7
+11 morePandas (Software)Scrapy FrameworkMatlabNumPySQLGitLinuxLaTeXDockerMicrosoft OutlookSciPy
  • Diplôme d'Etudes en Langue Française - A1 — Institut français
  • Certificate in Advanced English - C1 — British Council

From David's professional profile.

Frequently asked questions

Who is David Mlčoch?
David Mlčoch is co-founder and CEO of Asteroid (Y Combinator W25), a company building browser agents that automate tasks. Asteroid, whose product evolved from a human-supervision tool for AI agents, counted Google DeepMind among its early customers.
Where does David Mlčoch work?
David Mlčoch is Founder of Asteroid.
What companies did David Mlčoch found?
David Mlčoch founded Asteroid.
Where did David Mlčoch go to school?
David Mlčoch studied at The University of Edinburgh (Master's degree with Distinction, Informatics); Faculty of Electrical Engineering, Czech Technical University in Prague (Bachelor's degree with Distinction, Cybernetics and Robotics); Tel Aviv University (Electrical and Electronics Engineering).

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

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Entrepreneur First mafia599

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Reid HoffmanBoard MemberFounded LinkedIn +2Matthew WilsonFounder In ResidenceFounded Veratrak +2Nikola MrkšićEntrepreneur First 2017Founded Poly +2Eddy SuEntrepreneur In ResidenceFounded Poly +2Shawn WenCohort MemberFounded Poly +2Rashid MansoorEntrepreneur, Inaugural CohortFounded HADEAN +2

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Tel Aviv University mafia60

Also came through, then founded or led a company.

Eyal ShinarFounded Black Ore Technologies +1Irit YanivMBAFounded Digma Medical +1Yuval TalBSc & MScFounded Linguana +1Guy SnirMaster of Business Administration (MBA)Founded Nest Genomics +1Matan TalmiB.Sc.Founded Spinach +1Eran ShiraziB.ScFounded Neo +1

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Nanyang Technological University Singapore mafia42

Also came through, then founded or led a company.

Mike MoradiExecutive EducationFounded Southwest Nanotechnologies +1ZJ LinBachelor of EngineeringFounded Landeed +1Walter PintorMaster's DegreeFounded Syncware +1Stefan Seltz-AxmacherBusinessFounded Polymath Robotics +1Toni RosinolVisiting StudentFounded Stack AI +1Avishek KumarMaster of Science (M.Sc.)Founded VFlowTech +1

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The University of Edinburgh mafia41

Also came through, then founded or led a company.

Jeffrey ChangGraduate StudiesFounded Doblet +1Nicolas HourcardMsc Finance & InvestmentFounded QuestDB +1Jess LynchFounded WishRouteJohn CampbellDoctor of Philosophy (PhD)Founded Resolution TherapeuticsMartin SchrimpffMechanical Engineering with Management TechniquesFounded KocomoMargarita SkarkouMaster of Engineering (MEng)Founded Barclays

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Same school

Also attended The University of Edinburgh208

Sofia DolfeInvestor at Index VenturesFreya Svedberg-KeatingInvestor at MedicxiKevin JohnsonInvestor at MedicxiPatrick NorrisGeneral Partner at Notion CapitalSarah MandersonLegal Director at Hoxton VenturesXan WoodInvestor at Canvas Ventures

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Also attended Faculty of Electrical Engineering, Czech Technical University in Prague1

David MokosFounder at NFTScoring

Also attended Tel Aviv University405

Matan RoetAssociate at Redpoint VenturesArnon DinurPartner at 83NorthYoram SnirPartner at 83NorthDavid GoldschmidtManaging Director, Head of the Fund at Samsung Catalyst FundAmit ShofarSr. Investment Director at Samsung Catalyst FundRutie AdarInvestments & Innovation Sr. Director, Israel at Samsung Catalyst Fund

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Also attended Nanyang Technological University Singapore164

Angela ToyPartner & COO at Golden Gate VenturesKarim GillaniGeneral Partner at Luge CapitalMike MoradiGeneral Partner at Cortado VenturesGenping LiuGeneral Partner at Vertex Ventures Sea Management Pte. Ltd.Kelven LamInvestment Director - Water at Emerald Technology Ventures AgGautam GuptaCo-Founder & Venture Partner at BA Capital

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Shared employers

Also worked at Asteroid1

Joe HewettFounder at Asteroid

Also worked at Entrepreneur First495

Reid HoffmanCo-founder of LinkedIn; Partner at GreylockToby CoppelCo-founder and Partner at Mosaic VenturesBenedict EvansWrites a weekly technology newsletter read by close to 200,000 peoplePeterDeep Tech Investment Lead at Hummingbird VenturesAniTalent Team at Hummingbird VenturesIsabel FoxHead of Investor Relations at Hoxton Ventures

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Also worked at EUSPA - EU Agency for the Space Programme1

Mert KonukManager, ITU Cekirdek Acceleration and ITU SEED Programs at ITU Cekirdek