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HOME/PEOPLE/ANASTASIOS ANGELOPOULOS
// PERSON

Anastasios Angelopoulos

ROLE CEOAT ARENAMENTIONS 2LAST SEEN AUGUST 3, 2026
// BIO

Anastasios N. Angelopoulos is the co-founder and CEO of Arena, a platform for evaluating AI models through real-world human feedback. He earned his Ph.D. in Computer Science from UC Berkeley, where he worked with advisors including Michael I. Jordan and Jitendra Malik, and conducted research at the intersection of theoretical statistics and machine learning with a focus on model evaluation and reliability. Arena originated as Chatbot Arena, a research project at UC Berkeley that ranked AI chatbots based on human preference, and was incorporated as a company in April 2025. He is based in the San Francisco Bay Area.

// RECENT MENTIONS
// SIGNALS
2 SIGNALS
01
mention·20VC·AUGUST 3, 2026

I am not kidding you. I don't know whether this is corporate espionage or cyber attacks or nation states, but people are trying to get into all of the American businesses... They're sitting in front of people at our company.

Source
02
hire·20VC·AUGUST 3, 2026

I'm not kidding you. I don't know whether this is corporate espionage or cyber attacks or nation states, but people are trying to get into all of the American businesses...

Source

AI-extracted from podcast / newsletter / paper summaries. May contain errors.