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 Fisher—now at 01 Advisors —will sit down for an exclusive fireside chat about what it takes to build, scale, and fund startups in today’s changing landscape.
Before they backed breakout companies like Tipalti and Spoton, they were the operators behind some of tech’s most iconic companies.
David Fisher – A former CRO at Meta, Fisher grew annual revenue from under $1 billion to over $100 billion, connecting 200 million businesses with customers worldwide. Previously, he built Google’s early sales engine.
Adam Bain – Former Twitter COO Bain built sales, product, and advertising operations from scratch, growing revenue from millions to billions in five years.
Dick Costolo – Former CEO of Twitter, Costolo scaled the company’s capital by 400% and grew annual revenue from $28 million to $2.25 billion. He previously founded Feedburner (acquired by Google).
Inside Firefighting: Scaling, Funding, and What’s Next
This conversation isn’t just about what they’ve done – it’s about where they believe Tech is headed next. Expect insights on product market finding, scaling with intention, fundraising in today’s market, and what they’re looking for, based on the founders at 01A.
If you’re building a company or betting on one – this is your plan to do it with staying power. Join 10,000+ startup, tech and VC leaders from October 27-29 at Moscone West in San Francisco for the 20th anniversary of Disrupt. Register today and save up to $668 before rates increase on September 27.
TechCrunch event
San Francisco
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October 27-29, 2025
