FounderDuels

JOA vs Scale AI

Side by side, from the public record each company was imported from. Where a figure is missing it is because no source we hold states it — not because it is zero.

Scale AI is the older of the two, founded in 2016 — 10 years before JOA.

JOA
Scale AI
Founded
2026
2016
Status
Active
Active
Headquarters
London, United Kingdom
San Francisco, United States
Industry
technology company
technology company
Founders
Rudy Koch
Lucy Guo
Employees
Not recorded
900
Website
joa.live
scale.com

Facts on both companies come from the public records named on JOA and Scale AI.