About
Jochen Madler is co-founder and CEO of Sitefire. He studied finance in Germany and completed graduate work in reinforcement learning and optimization at Stanford, followed by a PhD from the Technical University Munich.
Founder at SitefireYC W26
Intro paths
YC
Jochen 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 Jon Xu, General Partner at Y Combinator — the partner who ran Sitefire's batch and knows the company first-hand. YC profile ↗
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In turn, Jochen can intro founders to Sitefire's investors below.
Sitefire's investors · 1
Co-founders at Sitefire
VJ
Vincent JeltschFounder
Experience
- SitefireCo-Founder, CEOcurrent2025 — presentSan Francisco, California, United States
- pulse EnergyCo-Founder, CEO2025
- Business Analytics & Intelligent Systems Group TUMPhD Candidate | Optimization & Machine Learning2024 — 2025Munich, Bavaria, Germany
- Stanford UniversityVisiting Researcher | Power Systems Simulation2023Stanford, California, United States
- Fraunhofer FITResearch Assistant | Energy Markets2022 — 2023Munich, Bavaria, Germany
- equationInternship | Venture Capital2021 — 2022Munich, Bavaria, Germany
- E.ONInnovation Project | E.ON Future Lab2020 — 2021Munich, Bavaria, Germany
- Global Strategy Group, by KPMGInternship | Deal Advisory2019Munich
- Technische Universität MünchenStudent assistant | Chair of Economics2017 — 2018Munich
- Webasto GroupInternship | Global Manufacturing Engineering2015 — 2016Stockdorf
Skills & more
NI LabVIEW2Java6MS Office8
Languages English · German · Norwegian
From Jochen's professional profile.
Frequently asked questions
- Who is Jochen Madler?
- Jochen Madler is co-founder and CEO of Sitefire. He studied finance in Germany and completed graduate work in reinforcement learning and optimization at Stanford, followed by a PhD from the Technical University Munich.
- Where does Jochen Madler work?
- Jochen Madler is Founder of Sitefire.
- What companies did Jochen Madler found?
- Jochen Madler founded Sitefire.
- Where did Jochen Madler go to school?
- Jochen Madler studied at Y Combinator; Technical University of Munich (M.Sc. with honors, Finance and Information Management (FIM)); Technical University of Munich (M.Sc. Management and Technology (MMT)).
Founder mafias
Y Combinator mafia8,773
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Y Combinator mafia4,716
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Stanford University mafia903
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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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Norwegian University of Science and Technology (NTNU) mafia9
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Henrik LangelandBachelor's degreeFounded Enode +1Oleksii SidorovMaster of Science - MSFounded Slise +1Kristian MelhuusMaster of ScienceFounded Liquid BarcodesLars Gjardar MusæusMaster's degreeFounded CrunchedMarkus SkagemoMaster of Science - MScFounded CrunchedStefan MandaricMaster of Science (MSc)Founded Moritz
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University of Bayreuth mafia3
Also came through, then founded or led a company.
Same school
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
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Also attended Technical University of Munich283
Daan BoekhoudtInvestment Analyst at Cottonwood Technology FundJulian von EckartsbergManaging Director Europe at Burda Principal InvestmentsHannes Voucko-GlocknerInvestment Analyst at Burda Principal InvestmentsThomas MeierPartner, Head of Resilience in Energy & Resources Investments at Verve VenturesNiklas Born de AndrésInvestment & Product Intern at Kibo VenturesItziar EstevezPartner - Growth at Iris Capital
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Also attended University of Bayreuth21
Petra MeyerInvestor at Golden SeedsTobias SeikelCo-Founder & General Partner at Planet A VenturesChristoph JungInvestor at HV CapitalClemens HabigImpact Consultant at GreenTec Capital PartnersBeatrix von SchröderVenture Partner at noaChristoph OstermannVenture Partner at eCAPITAL ENTREPRENEURIAL PARTNERS
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Also attended Norwegian University of Science and Technology (NTNU)58
BirgitteInvestor at InvestinorElizabethInvestor at InvestinorJulie FormoInvestor at InvestinorKristianInvestor at InvestinorLine Svinndal LorentsenInvestor at InvestinorMikaInvestor at Investinor
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Shared employers
Also worked at Sitefire1
Also worked at Stanford University722
Ann Miura-KoCo-founding Partner at FloodgateBalaji SrinivasanAngel investor and founder of The Network SchoolMartin CasadoGeneral Partner at Andreessen HorowitzMike KriegerCo-founder of Instagram; Chief Product Officer at AnthropicAndy FangCo-founder & CTO of DoorDashRyan SheaCo-founder of Blockstack (Stacks)
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Also worked at Global Strategy Group, by KPMG3
Also worked at Technische Universität München59
Ariel GolanInvestment Director at Bayern KapitalEduardo PalmaAssociate at 415 CapitalBen ScheidtPartner at RedstoneSebastian SchuonCo-Founder at Alasco at PICUS CAPITALJoanna SorokaInvestment Partner at Hitachi VenturesHandan ÖzgöcenInvestment Analyst at TDK Ventures
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