Aileen Lee

Founder & Managing Partner, Cowboy Ventures

Aileen is the founder of Cowboy Ventures. She partners at the earliest stages with enterprise and consumer-oriented startup teams to build products customers love, and to help teams build aspirational companies. She has over two decades of experience starting at seed stage and staying involved for many years beyond.

Aileen Lee

Featured Article

Welcome back to the Unicorn Club, 10 years later

Since 2013, there were 532 companies that joined the Unicorn Club.

6:17 am PST • January 18, 2024
Welcome back to the Unicorn Club, 10 years later

It’s been over a year since we wrote our original post sharing our analysis of the last decade’s most successful U.S.-based, venture-backed tech companies. In that piece we focused on…

Welcome To The Unicorn Club, 2015: Learning From Billion-Dollar Companies

Many entrepreneurs, and the venture investors who back them, seek to build billion-dollar companies. Why do investors seem to care about “billion dollar exits”? Historically, top venture funds have driven…

Welcome To The Unicorn Club: Learning From Billion-Dollar Startups