| SK & Y Agricultural Equipments Co., Ltd. | SK CHEMICALS CO., LTD. ( Yongsin-si, KR ) | SK Engineering, Ltd. ( Tokyo, JP ) |
| SK America, Inc. | SK Communications Corp. ( Seoul, KR ) | SK Evertec Co., Ltd.( Ulsan ) |
| SK CC Co., Ltd.( Seoul ) | SK Corporation | SK Global Co., Ltd.( Seoul ) |
| SK CC Co., Ltd. ( Seoul, KR ) | SK CORPORATION ( Daejeon, KR ) | SK Hand Tool Corporation ( McCook, IL ) |
| SK Chemical Co., Ltd. | SK Corporation ( Fairfield, NJ ) | SK Holding Co., Ltd( Seoul ) |
| SK Chemicals | SK CORPORATION ( JONGRO-KU SEOUL, KR ) | SK Holding Co., Ltd ( Seoul, KR ) |
| SK Chemicals Co. Ltd.( Kyunggi-do ) | SK Corporation( Seoul ) | SK Holdings Co, Ltd.( Seoul ) |
| SK CHEMICALS CO., LTD | SK Corporation ( Seoul, KR ) | Sk Holdings Co., Ltd |
| SK Chemicals Co., Ltd. | SK CORPORATION ( SEOUL, omitted ) | SK Holdings Co., Ltd.( Seoul ) |
| SK Chemicals Co., Ltd.( Gyeonggi-Do ) | SK Daifuku Corporation ( Salt Lake City, UT ) | SK KAKEN CO. LTD. ( Ibaraki-shi, Osaka, JP ) |
| SK Chemicals Co., Ltd.( Kyungki-do ) | Sk Energy Co., Ltd ( Seoul, KR ) | SK KAKEN CO., LTD ( Ibaraki-shi, Osaka, JP ) |
| SK Chemicals Co., Ltd. ( Kyungki-Do, KR ) | SK Energy Co., Ltd. ( Daejeon, KR ) | Sk Kaken Co., Ltd. |
| SK Chemicals Co., Ltd.( Seoul ) | SK Energy Co., Ltd.( Seoul ) | SK Kaken Co., Ltd. ( Osaka, JP ) |
| SK Chemicals Co., Ltd.( Suwon ) | SK Energy Co., Ltd. ( Seoul, KR ) | SK MACHINERY CO., LTD. ( Kouhoku-ku, Yokohama-shi, Kanagawa, JP ) |
| SK Chemicals Co., Ltd. ( Suwon, KR ) | SK ENGERGY CO., LTD ( SEOUL JONGRO-GU, KR ) | SK Productions, L.L.C. ( Los Angeles, CA ) |
| SK Chemicals Co., Ltd.( Suwon-si ) | SK Engineering & Construction Ltd.( Seoul ) | SK Products International, Inc. ( Chestnut Ridge, NY ) |
| SK CHEMICALS CO., LTD. ( Suwon-si, KR ) | SK Engineering Ltd. ( Kanagawa, JP ) | |
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