SK Telecom T1
Sha Jun Chun / PJ / Protoss
Luo Xian / Legendary / Protoss
Noh Jae Wook / BeSt[HyO] / Protoss
Kwan Oh Hyuk / Bul_T / Protoss
Jung Sung Tae / Sia[GsP] / Protoss
Oh Chung Hoon / Shudder_V_ / Terran
Jung Hyun Shik / Only[S.G] / Terran
Lee Seung Seok / fAiry[aLive] / Zerg
KTF MagicNs
Oh Min Kyu / Center[Name] / Terran
Kim Yung Jin / Dream.t)Sair / Terran
Lim Jae Deok / ZergBoy / Zerg
CJ Progame Team
Bae Byung Woo / 815[HyO] / Zerg
Lee Ban Seok / [3.33]Orange / Terran
Samsung Khan
Lee Hun / Enfury / Terran
Choi In Kyu / ChRh / Terran
Jang Yong Seok / FreeDom / Terran
Choi Hong Hee / Asuka / Protoss
Hu Yung Moo / Dream.t)Jangbi / Protoss
Joo Yung Dal / oDin / Zerg
Pantech EX
Kim Sung Jin / pepe[z-zone] / Terran
Park Woong Jin / TheWooJiMST / Protoss
MBCGame HERO
Kang Yung Hoon / Sz.1 / Zerg
Lee Sung Deok / dOkSa[S.G] / Zerg
Ko Seok Hyun / Dream.t)HyuN / Zerg
Min Chan Ki / Sea.RuBy / Terran
Park Min Hyun / FantaSy / Terran
Park Kyung Soo / Freshen / Terran
Lecaf OZ
Park Sung Jin / Eavan[WHITE] / Terran
Jo Hong Kyu / Festive / Terran
Park Ji Soo / fOrGG_V_ / Terran
KOR
Shin Sang Moon / Sea.Leta / Terran
Kim Ji Hoon / eun[fOu] / Terran
Kim Chang Hee / go.go[GsP ] / Terran
Kim Hyun Jin / RePeaL / Terran
Kim Ho Joo / n.Die_Hidden / Protoss
Park Jun Sang / Oasis[GsP] / Protoss
Lee Jong Mi / Qoo)JongMi / Zerg
STX SouL
Kang Kwan Hyung / ? / Zerg
Kim Ku Hyun / Siz)KaL / Protoss
Kim Seung In / ToBeContinued / Terran
Park Yong Kwoon / Hon_GoZip / Protoss
Seo Min Kui / Qoo)minGui / Zerg
Kim Dong Wook / l[Es]l.JK / Terran
HanBit Stars
Lee Jung Soo / JokeR[Gamei] / Terran
Jo Min Jun / Superman[Gamei] / Protoss
Yoo In Bong / fOfy[gm] / Terran
Lee Sung Ho / FirstFruit[S.G] / Terran
Yoon Hyun Jin / Qoo)Liquor / Zerg
eNature
No idea
If there's any mistakes or anyone to add, feel free to let me know. Practice partners/rookies/ect are really hard to keep track of