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You →Sam · 7 people · together at EPFL (École polytechnique fédérale de Lausanne) →Andres
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About
Andres developed AI agents for molecular design and planning in robotic laboratory settings, with published research in machine learning applied to chemistry. He completed a PhD at EPFL in AI and chemistry, and previously interned at the Max Planck Institute.
Founder at b12 LabsYC S25
Intro paths
Andres went through Y Combinator (Summer 2025) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Diana Hu, General Partner at Y Combinator — the partner who ran b12 Labs's batch and knows the company first-hand. YC profile ↗
In turn, Andres can intro founders to b12 Labs's investors below.
b12 Labs's investors · 9
Co-founders at b12 Labs

Experience
- b12 Labs (YC S25)Co-Foundercurrent2025 — presentSan Francisco Bay Area
- EPFL (École polytechnique fédérale de Lausanne)PHD Studentcurrent2022 — presentLausana, Vaud, Suiza
- Lindau Nobel Laureate MeetingsAlumnus2025
- Max Planck Institute for Mathematics in the SciencesGuest Scientist2022 — 2023Leipzig, Sajonia, Alemania
- Max Planck Institute for Mathematics in the SciencesResearch Intern2022Leipzig, Saxony, Germany
- Max Planck Institute for Mathematics in the SciencesProject Intern2022Leipzig, Sajonia, Alemania
- Universidad de AntioquíaEstudiante de ciencias2016 — 2022Medellín Metropolitan Area
- University of Rochesteri-Scholar fellow2021Rochester, Nueva York, Estados Unidos
Skills & more
Languages Chino · English · Español · French · German
- IBM Quantum Challenge - Fall 2020 - Advanced — IBM
- Introdcution to Deep Learning - Graduated with Honors — National Research University — Higher School of Economics
- Graduated with honors. Data Science for All Colombia 2.0 — Correlation One
From Andres's professional profile.
Frequently asked questions
- Who is Andres Bran?
- Andres developed AI agents for molecular design and planning in robotic laboratory settings, with published research in machine learning applied to chemistry. He completed a PhD at EPFL in AI and chemistry, and previously interned at the Max Planck Institute.
- Where does Andres Bran work?
- Andres Bran is Founder of b12 Labs.
- What companies did Andres Bran found?
- Andres Bran founded b12 Labs.
- Where did Andres Bran go to school?
- Andres Bran studied at Y Combinator (Alumnus); EPFL (Doctor of Philosophy - PhD); Universidad de Antioquia (Chemistry student, computational chemistry).
Founder mafias
Y Combinator mafia10,563
Also came through, then founded or led a company.
EPFL mafia137
Also came through, then founded or led a company.
Universidad de Antioquia mafia3
Also came through, then founded or led a company.
Same school
Also attended Y Combinator2,000
+ 1,994 more
Also attended EPFL221
+ 215 more
Also attended Universidad de Antioquia4
Shared employers
Also worked at b12 Labs (YC S25)1
Also worked at EPFL (École polytechnique fédérale de Lausanne)139
+ 133 more











































