Tom Preston-Werner

Angel

Co-founder and former CEO of GitHub. Founded Preston-Werner Ventures. Active angel investor in developer tools.

Profile

Investments
1
Companies
1

Capital

Total Deployed
$50M
Lead Rounds
0

Portfolio

1 company
PlanetScale $105M
Private San Francisco, United States

PlanetScale is a serverless database platform built on Vitess, the open-source database clustering system originally created to scale YouTube. The platform provides horizontally scalable MySQL and PostgreSQL databases with database branching, non-blocking schema changes, and sharding without downtime.

Investment data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.