Company History
From SaaS operator to AI agent runtime builder.
RootTeam's history connects years of shipping SaaS products with the current work on Gentity, an AI agent runtime for isolated workspaces.
2018
RootTeam founded in Tokyo
2019
Shipped first video / content delivery products
2021
OneStream crossed several hundred enterprise customers
2024
1,300+ organizations supported across the SaaS portfolio
2025
Joined JETRO J-StarX and 500 Global; opened a Palo Alto office
2026
Started building Gentity — an isolated runtime for AI agents