In September 2020, City Football Group announced that Espérance Sportive Troyes Aube Champagne (ESTAC) had become its tenth club.

Founded in 1986, ESTAC calls the 20,400 capacity Stade de l'Aube, home. The Club won the Intertoto Cup in 2001 and were Ligue 2 champions in 2014-15, finishing in fourth place, one point off promotion, when the 2019-20 season was suspended.