
At ElevenLabs, Geoff Chang works in the difficult space between a remarkable demo and a system that a real customer can trust. His method begins with an unfashionable discipline in technology: listening.

After Casixty found 500 customers, its founder decided the product made its own market worse. One YC pivot, one move to San Francisco and one $3 million raise later, Eylon Miz is teaching hotel software to answer the phone without forgetting the guest.
Scott Stephenson is the co-founder and CEO of Deepgram, the voice AI company building foundational speech-to-text, text-to-speech, and voice agent models from scratch. A particle physicist who once helped build a dark-matter detector two miles underground, he now runs an AI company used by NASA, Spotify, and Twilio.