Alexander Risio is Co-Founder at Risklytics, a Y Combinator S26-backed AI startup building world models for disaster risk prediction.

Alexander earned an AB/SM in Computer Science from Harvard University, with a focus on systems, intelligence, and biology, and was recognized for academic excellence throughout his early career.

A lifelong builder, Alexander developed a passion for 3D modeling and animation during high school, competing internationally, and led his school's robotics club before pivoting to deep tech.

At Risklytics, Alexander is leveraging cutting-edge AI to develop predictive world models that quantify and forecast disaster risk at scale, a mission-critical challenge for insurers, governments, and infrastructure operators.

Risklytics was accepted into Y Combinator's Summer 2026 cohort, placing it among the most promising AI-native startups tackling climate and catastrophe risk with frontier machine learning.