A history of Girl Groups by Company.
THE BIG SIX
S.M. (founded 1995)
S.E.S. (1997)
The grace (2005)
Girls Generation (2007)
FX (2009)
Red Velvet (2014)
Aespa (2020)
Subsidiaries
-----Under BM Entertainment.
MILK (2001)
-----Under Starworld.
Sugar (2001)
-----Under Cid.K Entertainment.
Shinvi (2002)
-----Under Woollim Entertainment (f. 2003)
Lovelyz (2014)
Rocket Punch (2019)
-----Under Mystic Story (F 2011)
Billlie (2021)
♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️
JYP (founded 1997)
Wonder Girls (2007)
Miss A (2010)
Twice (2015)
Itzy (2019)
Subsidiaries
-----Under J Tune entertainment (2007)
Two X (2012)
-----Under Squa4d entertainment
Nmixx (2022)
-----Under JYPE Japan
NiziU (2020) - Co-managed by Sony Japan.
----JYPE USA
VCHA (2023)
♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️
YG (founded 1996)
Swi.T (2002)
Big Mama (2003)
2NE1 (2009)
Black Pink (2016)
BabyMoster (2023)
♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️
Hybe Corporation (Founded 2005)
Subsidiaries
-----Big Hit Music
Glam (2012)
-----Under Pledis Entertainment
After School (2009) [Before Pledis joined BH]
Pristin (2017) [Before Pledis joined BH]
Fromis 9 (2017) [Under Off the Record of Stone Entertainment then moved to Pledis entertainment.]
-----Under Source Music
GFriend (2015) [Before Source joined BH]
Le Sserafim (2022)
----- ADOR
NewJeans (2022)
-----Under Belift Lab
Illit (2024)
♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️
Kakao M formerly LOEN Entertainment (Founded 1978)
Fiestar (2012)
Kiss&Cry (2014)
I.B.I (2016)
Subsidiaries
-----Started as a Coed group, Debuted under For Everyone Media.
Sunny Hill (2007)
-----Under Starship entertainment.
Sistar (2010)
Cosmic Girls (2016)
IVE (2021)
-----Under IST entertainment (former part of Cube entertainment, Plan M entertainment).
A-Pink (2011)
Weeekly (2020)
-----Under GNG Production.
Tiny-G (2012)
-----Under Viewga entertainment (Cre.ker Entertainment).
Melody Day (2012)
-----Under High Up Entertainment (F. 2017)
STAYC (2020)
♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️♠️
CJ E&M Music Performance Division (founded 1994)
Subsidiaries
-----Under B2M Entertainment (f. 2010)
Spica (2012)
-----Co-managed with YMC Entertainment (f. 2010)
I.O.I (2016)
-----Under Jellyfish Entertainment (f. 2007)
Gugudan (2016)
-----Under Off the Record by Stone Music Entertainment
IZ*One (2018)
------Under Swing Entertainment (F. 2018) / WakeOne (F. 2014)
Kep1er (2022)
-----Under Lapone Entertainment (F. 2019)
Me:I (2024) [Japan]
----- Biscuit Entertainment