David Filo

David Robert Filo is an American billionaire businessman and the co-founder of Yahoo! with Jerry Yang. His Filo Server Program, written in the C programming language, was the server-side software used to dynamically serve variable web pages, called Filo Server Pages, on visits to early versions of the Yahoo! website.

• David Filo is cofounder of early web portal Yahoo, which sold its core business to Verizon for $5 billion in cash in 2016.
• The most valuable part of Yahoo – its stakes in Alibaba and Yahoo Japan – morphed into a company called Altaba. Altaba voted to liquidate in 2019.
• Filo started the company in 1995 with Jerry Yang, a classmate at his Stanford Ph.D. program. The duo dropped out to run Yahoo.
• Filo and his wife Angela established the Yellow Chair Foundation in 2000; it supports education, civil liberties, gender equality and the environment.
• In 2004, Filo donated $30 million to his alma mater, Tulane University, for engineering and computer science scholarships.