Authentic Revolution is the oldest Authentic Relating company still in existence, and the only with a consistently female-led team. They created the Authentic Relating Games Manual (now with over 250 games and variations by 64 contributors from around the world) and have trained over 1,000 AR facilitators and helped found Authentic Relating and Circling communities on every continent (except Antarctica).
https://www.authrev.org/
ART International was founded in 2017. ART has now delivered over 300 courses in over 50 locations on 5 continents, and regularly online. More than 3,000 graduates have participated in our courses and programs, and ART is now the largest authentic relating training organization in the world.
https://authenticrelating.co/what-is-ar/