Stephan Koenigstorfer
FounderFounder at Lightberry
San Francisco, California, United States
FoundedLightberry · YC
About
Stephan Koenigstorfer is the founder of Lightberry, which develops AI software enabling robots to understand and respond to voice commands, allowing users to control robots through conversation rather than traditional coding.
Founder at LightberryYC F25
Intro paths
YC
Stephan went through Y Combinator (Fall 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Garry Tan, President & CEO of Y Combinator — the partner who ran Lightberry's batch and knows the company first-hand. YC profile ↗
→
In turn, Stephan can intro founders to Lightberry's investors below.
Lightberry's investors · 5
Co-founders at Lightberry
AA
Ali AttarFounder
SW
Stephan WolskiFounder/Head of Robotics
Experience
- LightberryFoundercurrent2025 — present
- DeloitteConsultant - Quantitative Finance2024 — 2025Berlin, Germany
- BNP Paribas Personal InvestorsJunior Consultant2024
- Collège des IngénieursMBA Fellow / Junior Consultant2024
- Technical University of MunichPostdoctoral Researcher2023Munich, Bavaria, Germany
- Technical University of MunichPHD Student2019 — 2023Munich, Bavaria, Germany
- LoopCo-Founder2016 — 2018London Area, United Kingdom
- mathscon.Sponsorship Manager2016 — 2017London Area, United Kingdom
- Imperial College LondonUndergraduate Researcher - FoNS MAD - Imperial College2016London Area, United Kingdom
- Bain & CompanyMarket Analyst Intern2014Greater Munich Metropolitan Area
- voestalpineFerialpraktikant2014Linz, Austria
- Johannes Keppler UniversityResearch Intern2014Linz, Austria
- Red Devils Ski SchoolSki Instructor2013 — 2014Kitzbühel, Austria
- Landestheater LinzChild Actor2008 — 2011Linz, Austria
Skills & more
EnglishProblem SolvingSkilled Multi-taskerTeamworkCommunicationLeadership1Strategic Planning1Management2Public Speaking1Analytical SkillsEconomicsStatistical Analysis
+12 more
Financial DataData VisualizationMicrosoft WordPhysicsQuantitative FinanceMonte Carlo SimulationOptimizationData PreparationStatisticsMathematicsData ScienceComputer Science- Quantitative Finance & Algorithmic Trading in Python — Udemy
From Stephan's professional profile.
Frequently asked questions
- Who is Stephan Koenigstorfer?
- Stephan Koenigstorfer is the founder of Lightberry, which develops AI software enabling robots to understand and respond to voice commands, allowing users to control robots through conversation rather than traditional coding.
- Where does Stephan Koenigstorfer work?
- Stephan Koenigstorfer is Founder of Lightberry.
- What companies did Stephan Koenigstorfer found?
- Stephan Koenigstorfer founded Lightberry.
- Where did Stephan Koenigstorfer go to school?
- Stephan Koenigstorfer studied at Y Combinator; Collège des Ingénieurs (Master of Business Administration - MBA, Business Administration and Management); Technical University of Munich (Doctor of Philosophy - PhD).
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
Imperial College London mafia196
Also came through, then founded or led a company.
Brent HobermanAdvisor, Innovation FundFounded Founders Pledge +3Nessan BerminghamDoctor of Philosophy - PhDFounded Korro Bio +2Alice BentinckComputer Science Department Industrial Liaison BoardFounded Entrepreneurs First +1Ahmed DeyabMSc Advanced Computational Methods for AeronauticsFounded Instagram +1Sebastian TrousilPhDFounded City Therapeutics +1Slava SolonitsynMBAFounded No Cap +1
+ 189 more
Collège des Ingénieurs mafia6
Also came through, then founded or led a company.
.jpg)
Dubai College mafia5
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
+ 1,994 more
Also attended Collège des Ingénieurs21
Leonard PicardoAdvisor at Manta Ray VenturesPierreInvestor at Sanofi VenturesPietro PuglisiManaging Partner at Claris VenturesPaolo VigoSenior Associate at Claris VenturesMarie AsanoPartner at European Circular Bioeconomy FundCharlie Graham-BrownGENERAL PARTNER at Seedstars
+ 15 more
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
+ 277 more
Also attended Dubai College11
Jon CottrellDirector, M&A Advisory at eGateway CapitalTom CaponPrincipal at Optum VenturesAamer SiddiquiCFO at TreefrogIsabelle SmithPrincipal, Venture Creation at DiagramMehrad YaghmaiManaging Partner at Cool Climate CollectiveAmir FarhaGeneral Partner at COTU Ventures
+ 5 more
Shared employers
Also worked at Lightberry3
Also worked at Deloitte1,277
Kirsten GreenFounder and Managing Partner at Forerunner VenturesHunter WalkCo-founder & Partner at HomebrewBrian ArmstrongCo-founder & CEO of CoinbaseSteve AnaviCo-founder & President of QontoNancy WangInvestor at Felicis VenturesPatrick KartevollInvestor at Investinor
+ 1,271 more
Also worked at Technical University of Munich59
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
+ 53 more
