It’s mentioned once in Star Wars: The Force Awakens that Kylo Ren is the leader of a group called the Knights of Ren, which can be seen during Rey’s Force vision on Takodana.
Rogue One: A Star Wars Story opens in theaters on December 16, 2016, followed by Star Wars: Episode VIII on December 15, 2017, the Han Solo Star Wars Anthology film on May 25, 2018, Star Wars: Episode IX in 2019, followed by the third Star Wars Anthology film in 2020.
The following comes courtesy of Making Star Wars, who have proven to be a very reliable source when it comes to speculating about movies set in a galaxy far, far away.
He apparently makes quick work of the squad, and then turns his attention to Kylo Ren.