In February 2009, Star Empire debuted soloist Kim Sori, who joined the agency after failing the audition to become a new member of Jewelry in late 2006.

[1] Star Empire debuted a nine-member girl group Nine Muses in August 2010 with an admissions and graduation concept.

On March 4, former Jewelry member, Seo In-young again signed with Star Empire Entertainment after previously parting ways in 2012.

[6][7] On April 12, Star Empire gave an official statement confirming that ZE:A is not disbanding and will come back as a group again when the time comes.

[8] On July 18, 2018, SoReal's three members (Ryu Phillip, Ju Daegeon, Kang Sungho) released a song "One and Only" as Tri:al (트라이얼) under Together E&M Entertainment confirming their departure from Star Empire.

[9] On February 10, 2019, Star Empire announced the official disbandment of Nine Muses when members Hyemi, Keumjo and Sojin left the company.