#1960

Guillermo Rauch

United States 35 years old

Overview

Source of Wealth
AI software
Industry
Technology
Residence
San Francisco, California

Biography

Guillermo Rauch cofounded Vercel, which creates developer tools for hosting and deploying websites.

In September 2025, the company raised $300 million, co-led by venture firm Accel and GIC, one of Singapore's sovereign wealth funds, putting Vercel's valuation at $9 billion.

Rauch, an Argentine immigrant to the U.S., became famous in the developer community as a teen, after becoming a core contributor to MooTools, a popular Javascript library.

Vercel has become a crucial infrastructure vendor for some of the world's biggest brands, including Under Armour, Stripe and Sonos.

About

One of the most popular ways to view the Epstein Files, an interface called Jmail that mimics a Gmail inbox, is hosted on Vercel.