The founders of 01A share their playbook at Disrupt 2025

At TechCrunch Disrupt 2025, we’re bringing to the Builders Stage three people who helped shape the modern internet. On October 28, Adam Bain, Dick Costolo, and David Fischer — now at 01 Advisors — will sit down for an exclusive fireside chat on what it takes to build, scale, and fund startups in today’s ever-shifting landscape.

Before they were backing breakout companies like Tipalti and SpotOn, they were the operators behind some of tech’s most iconic companies.

David Fischer — Former CRO at Meta, Fischer scaled annual revenue…