SK하이닉스 반기보고서 (2025.06)
2. 계열회사 현황(상세)

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(기준일 : 2025년 06월 30일 ) (단위 : 사)

상장여부	회사수	기업명	법인등록번호

상장	21	(주)드림어스컴퍼니	110111-1637383

(주)ISC	131111-0057876

(주)에스엠코어	110111-0128680

SK(주)	110111-0769583

SK가스(주)	110111-0413247

SK네트웍스(주)	130111-0005199

SK디스커버리(주)	130111-0005727

SK디앤디(주)	110111-3001685

SK바이오사이언스(주)	131111-0523736

SK바이오팜(주)	110111-4570720

SK스퀘어(주)	110111-8077821

SKC(주)	130111-0001585

SK아이이테크놀로지(주)	110111-7064217

SK오션플랜트(주)	191311-0003485

SK위탁관리부동산투자회사(주)	110111-7815446

SK이노베이션(주)	110111-3710385

SK이터닉스(주)	131111-0729441

SK케미칼(주)	131111-0501021

SK텔레콤(주)	110111-0371346

SK하이닉스(주)	134411-0001387

인크로스(주)	110111-3734955

비상장	792	(유)로지소프트	110114-0244050

(주)굿스플로	134511-0318285

(주)대한송유관공사	110111-0671522

(주)DDIOS108위탁관리부동산투자회사	110111-8092150

(주)부산도시가스	180111-0039495

(주)신안증도태양광	201111-0052938

(주)쏠리스	205711-0024452

(주)애커튼테크놀로지서비스	131111-0718676

(주)에이치솔루션	150111-0365713

(주)엔코아	110111-1484263

(주)와이엘피	110111-5969229

(주)울산에너루트2호	230111-0381522

(주)울산에너루트3호	230111-0395169

(주)원폴	165011-0032888

(주)유관	110111-8856043

(주)유엔에이디지탈	110111-3066861

(주)유엔에이엔지니어링	135111-0077367

(주)제이에스아이	124611-0261880

(주)태화에너루트1호	230111-0395151

(주)태화에너루트2호	230111-0395101

(주)휘찬	110111-1225831

강동그린컴플렉스(주)	171211-0127207

강원도시가스(주)	140111-0002010

경산맑은물길(주)	120111-0701848

곡성환경(주)	200111-0187330

굿서비스(주)	110111-4199877

그린화순(주)	160111-0199459

글로벌에이아이플랫폼코퍼레이션코리아(주)	131111-0710903

글로와이드(주)	130111-1215523

나래에너지서비스(주)	110111-4926006

내트럭(주)	110111-3222570

달성맑은물길(주)	160111-0317770

당진에코파워(주)	165011-0069097

당진행복솔라(주)	110111-8022925

동남해안해상풍력(주)	110111-8180335

DDISFPFV(주)	120111-1368895

디앤디인베스트먼트(주)	110111-6618263

디앤디프라퍼티솔루션(주)	110111-8150924

롯데SK에너루트(주)	110111-8436374

리뉴랜드경주(주)	170111-0397522

리뉴랜드신경주(주)	170111-0804791

리뉴랜드청주(주)	150111-0355285

리뉴로지스(주)	121111-0414789

리뉴로지스인더(주)	165011-0093070

리뉴리퀴드서남(주)	184611-0017968

리뉴리퀴드호남(주)	160111-0523369

리뉴어스(주)	134111-0486452

리뉴에너지경기(주)	134211-0058473

리뉴에너지경북(주)	176011-0055291

리뉴에너지경인(주)	134811-0279340

리뉴에너지그린(주)	161511-0347158

리뉴에너지대원(주)	161511-0347140

리뉴에너지메트로(주)	284311-0028506

리뉴에너지새한(주)	161511-0347166

리뉴에너지전남(주)	201211-0018780

리뉴에너지충남(주)	161311-0069053

리뉴에너지충북(주)	150111-0034251

리뉴에너지충청(주)	165011-0013078

리뉴원(주)	161511-0134795

리뉴콘대원(주)	161511-0197397

마인드노크(주)	110111-6638873

미디어에스(주)	110111-7739191

민팃(주)	124411-0057457

보령블루하이(주)	164511-0042010

보령LNG터미널(주)	164511-0021527

부사호행복나눔솔라(주)	200111-0654256

부산정관에너지(주)	180111-0484898

블룸SK퓨얼셀(유)	176014-0002163

삼강S(주)	191211-0000681

서비스에이스(주)	110111-4368688

서비스탑(주)	160111-0281090

서울공항리무진(주)	110111-5304756

성주테크(주)	284411-0087386

11번가(주)	110111-6861490

아리울행복솔라(주)	110111-7725041

아이디퀀티크(유)	131114-0009566

아이세미(주)	130111-0123358

아이지이(주)	120111-1134494

아이파킹(주)	110111-4221258

얼티머스(주)	135811-0470393

SK네트웍스서비스(주)	135811-0141788

SK넥실리스(주)	110111-6480232

SK레조낙(주)	175611-0018553

SK리비오(주)	135811-0433028

SK리츠운용(주)	110111-7832127

SK매직(주)	110111-5125962

SK매직서비스(주)	134811-0039752

SK머티리얼즈그룹포틴(주)	171411-0032197

SK머티리얼즈제이엔씨(주)	134811-0595837

SK머티리얼즈퍼포먼스(주)	164711-0095338

SK멀티유틸리티(주)	230111-0363760

SK바이오텍(주)	160111-0395453

SK브로드밴드(주)	110111-1466659

SK스토아(주)	110111-6585884

SK스피드메이트(주)	130111-1198836

SK실트론(주)	175311-0001348

SK실트론씨에스에스코리아(주)	110111-8298922

SK어드밴스드(주)	230111-0227982

SK어스온(주)	110111-8042361

SK에너지(주)	110111-4505967

SK에어플러스(주)	230111-0134111

SK에코엔지니어링(주)	110111-8061337

SK에코플랜트(주)	110111-0038805

SK엔무브(주)	110111-4191815

SK엔펄스(주)	134711-0014631

SK오앤에스(주)	110111-4370708

SK온(주)	110111-8042379

SK온테크플러스(주)	161511-0076070

SK인천석유화학(주)	120111-0666464

SK일렉링크(주)	131111-0687582

SK임업(주)	134811-0174045

SK지오센트릭(주)	110111-4505975

SK케미칼대정(주)	131111-0587675

SK키파운드리(주)	150111-0285375

SK텔레콤CST1(주)	110111-7170189

SK텔링크(주)	110111-1533599

SK트리켐(주)	164711-0060753

SK플라즈마(주)	131111-0401875

SK플래닛(주)	110111-4699794

SK플러그하이버스(주)	110111-8171657

SK피아이씨글로벌(주)	230111-0324803

SK핀크스(주)	224111-0003760

SK하이닉스시스템IC(주)	150111-0235586

SK하이닉스시스템IC우시솔루션스(주)	150111-0371124

SK하이스텍(주)	134411-0037746

SK하이이엔지(주)	134411-0017540

에스티에이씨(주)	230111-0379436

에이피개발(주)	201111-0068498

에코마린퓨얼솔루션(주)	131111-0076009

FSK L(주)	131111-0462520

엔티스(주)	130111-0021658

여주에너지서비스(주)	110111-6897817

영남에너지서비스(주)	175311-0001570

울산아로마틱스(주)	110111-4499954

울산GPS(주)	165011-0035072

원스토어(주)	131111-0439131

유베이스매뉴팩처링아시아(주)	230111-0168673

E(주)	110111-9019145

E(주)	110111-9019012

인프라커뮤니케이션즈(주)	110111-6478873

전남2해상풍력(주)	110111-7985661

전남3해상풍력(주)	110111-7985934

전남도시가스(주)	201311-0000503

전남해상풍력(주)	110111-7400817

전북에너지서비스(주)	214911-0004699

제이에스원(주)	206211-0086790

제주SKFC(주)	224111-0015012

지에너지(주)	110111-7788750

진도산월태양광발전(주)	206111-0009926

창원에스지에너지(주)	194211-0370578

충청에너지서비스(주)	150111-0006200

카티니(주)	110111-7983392

캐스트닷에라(주)	110115-0014998

코원에너지서비스(주)	110111-0235617

콘텐츠웨이브(주)	110111-4869173

클린에너지위탁관리부동산투자회사(주)	110111-7815602

클린인더스트리얼위탁관리부동산투자회사(주)	110111-8665840

토털밸류제1호위탁관리부동산투자회사(주)	110111-8384672

티맵모빌리티(주)	110111-7733812

티모르홀딩스(주)	134414-0002628

파주에너지서비스(주)	110111-4629501

프롭티어(주)	110111-2493601

PS(주)	110111-4072338

한국넥슬렌(주)	230114-0003328

해솔라에너지(주)	201111-0050106

해쌀태양광(주)	161411-0049376

행복나래(주)	110111-2016940

행복디딤(주)	110111-6984325

행복모아(주)	150111-0226204

행복모음(주)	230111-0318187

행복믿음(주)	110111-8079215

행복채움(주)	176011-0130902

행복키움(주)	110111-6984672

행복한울(주)	110111-7197167

홈앤서비스(주)	110111-6420460

11STREET CHINA CO.,LTD	-

8Rivers Capital LLC	-

8Rivers Europe Ltd.	-

8Rivers Services, LLC	-

Abrasax Investment Inc.	-

Absolics Inc.	-

Advanced Datacom (Australia) Pty Ltd	-

AI ALLIANCE, LLC	-

AMPAC Fine Chemicals Texas, LLC	-

AMPAC Fine Chemicals, LLC	-

An Nam Phu Investment Joint Stock Company	-

Areca, Inc.	-

Ark1, LLC	-

Ark2, LLC	-

ArkN, LLC	-

Asia Bitumen Trading Pte, Ltd.	-

ASTRA AI Infra LLC	-

Atlas Investment Ltd.	-

AUXO CAPITAL INC.	-

AUXO CAPITAL MANAGERS LLC	-

Avrasya Tuneli Isletme Insaat Ve Yatirim A.S.	-

BAKAD International B.V	-

BAKAD Investment and Operation LLP	-

Beijing Junhai Tengxin Consulting and Management Co.,Ltd	-

Beijing LIZHIWEIXIN Technology Company Limited	-

Blueoval SK LLC	-

BOW-HICO SILICON VALLEY FUND, LP	-

Broadwing Company C, LLC	-

Broadwing Holdings, LLC	-

BT FC LLC	-

BT RE Investments, LLC	-

BU12 Australia Pty. Ltd.	-

BU13 Australia Pty. Ltd.	-

CAES, LLC	-

CASH FOR TECH LTD	-

Castanea Bioscience Inc.	-

Center for Breakthrough Medicines Holdings, LLC	-

Chamaedorea, Inc.	-

Changzhou SKY New Energy Co., Ltd.	-

China Gas-SK E LNG Trading Ltd.	-

CHONGQING HAPPYNARAE Co., Ltd.	-

Cong Thang Alpha Joint Stock Company	-

Cormorant Clean Energy, LLC	-

Coyote Clean Power, LLC	-

Coyote Company C, LLC	-

Coyote Power Holdings, LLC	-

Crest Acquisition LLC	-

Crossbill Clean Energy Ltd.	-

CUSTOM CONTROLLERS UK LIMITED	-

Deutsche Telekom Capital Partners Venture Fund Ⅱ Parallel GmbH Co. KG	-

DewBlaine Energy, LLC	-

Digital Center Capital Inc.	-

Dogus SK Finansal ve Ticari Yatirim ve Danismanlik A.S.	-

Dong Kinh Capital Joint Stock Company	-

Earthon North Ketapang Pte. Ltd	-

EASTERN VISION INVESTMENT JOINT STOCK COMPANY	-

Eco Frontier (Singapore) Pte. Ltd.	-

ECOENGINEERING AMERICAS CORPORATION	-

ecoengineering Canada Co., Ltd.	-

Econovation, LLC	-

ECOPLANT HOLDING MALAYSIA SDN. BHD.	-

ECOVANCE VIETNAM COMPANY LIMITED	-

EINSTEIN CAYMAN LIMITED	-

Electrodes Holdings, LLC	-

EM Holdings (Cayman) L.P.	-

EM Holdings (US) LLC	-

Energy Solution Group, Inc.	-

Energy Solution Holdings, Inc.	-

ENPULSE America	-

Envirofone Limited	-

EO BINAIYA PTE. LTD.	-

EO SERPANG PTE. LTD.	-

ESSENCORE Limited	-

Essencore Microelectronics (ShenZhen) Limited	-

ESSENCORE Pte. Ltd.	-

EverCharge Services, LLC	-

EverCharge, Inc.	-

Fine Chemicals Holdings Corp.	-

FREEDOM CIRCLE CAPITAL, INC.	-

FSK L (Jiangsu) Co., Ltd.	-

FSK L (Shanghai) Co., Ltd.	-

FSK L Hungary Kft.	-

FSK L USA, Inc.	-

FSK L VIETNAM COMPANY LIMITED	-

Future Mobility Solutions SDN. BHD.	-

Gauss Labs Inc.	-

Gemini Partners Pte. Ltd.	-

GENPLUS PTE. LTD	-

GigaX Europe kft.	-

Global AI Platform Corporation	-

Global Opportunities Breakaway Fund	-

Glowide (Shanghai) Co.,Ltd.	-

Goldberg Enterprises Ltd	-

Golden Pearl EV Solutions Limited	-

GOSEONG OCEANPLANT VINA	-

Great Kiskadee Storage Intermediate Holdco 1, LLC	-

Great Kiskadee Storage Intermediate Holdco 2, LLC	-

Great Kiskadee Storage Pledgor Manager, LLC	-

Great Kiskadee Storage, LLC	-

GREEN CO. ASIA LIMITED	-

Green Connect Capital, Inc.	-

Green Technology Management Pty Ltd	-

Grid Solution II LLC	-

Grid Solution LLC	-

GridFlex Storage LLC	-

Gridflex, Inc.	-

Grove Energy Capital II, LLC	-

Grove Energy Capital III, LLC	-

Grove Energy Capital IV, LLC	-

Grove Energy Capital, LLC	-

HAPPYNARAE AMERICA LLC.	-

HAPPYNARAE HUNGARY KFT.	-

Hermed Alpha Industrial Co., Ltd.	-

Hermed Capital	-

Hermed Capital Health Care (RMB) GP Limited	-

Hermed Capital Health Care Fund L.P.	-

Hermed Capital Health Care GP Ltd	-

Hermed Equity Investment Management (Shanghai) Co., Ltd.	-

Hermeda Industrial Co. Ltd	-

Hi Vico Construction Company Limited	-

HICO GP I, LLC	-

HICO MANAGEMENT LLC	-

HICO VENTURES I, L.P.	-

Hi-tech Americas Corporation	-

HI-TECH ENGINEERING PARTNERS LLC	-

HITECH Semiconductor (Wuxi) Co.,Ltd. (HITECH)	-

HSAGP ENERGY LLC	-

Hudson Energy NY II, LLC	-

Hudson Energy NY III, LLC	-

Hudson Energy NY, LLC	-

Hystars Semiconductor (Wuxi) Co., Ltd	-

I Cube Capital Hong Kong 1. LP	-

I CUBE CAPITAL INC	-

Iberian Lube Base Oils Company, S.A.	-

IDT Biologika Corporation	-

IDT Biologika GmbH	-

Ignis Therapeutics	-

Imexpharm Corporation	-

Integrations Et Services	-

Intel NDTM US LLC	-

Intel Semiconductor Storage Technology (Dalian) Ltd.	-

ISC International, INC	-

ISC Japan R Center INC	-

ISC VINA MANUFACTURING COMPANY LIMITED	-

JIANGSU SKY NEW ENERGY CO., LTD.	-

Jinzhou Shikai Real Estate Co., Ltd	-

KBA Investment Joint Stock Company	-

KCE AR 1, LLC	-

KCE AZ 1, LLC	-

KCE AZ 2, LLC	-

KCE AZ 3, LLC	-

KCE Brushy Creek Holdings, LLC	-

KCE CA 1, LLC	-

KCE CA 2, LLC	-

KCE CA 3, LLC	-

KCE CA 4, LLC	-

KCE CA 5, LLC	-

KCE CA 6, LLC	-

KCE CA 7, LLC	-

KCE CT 1, LLC	-

KCE CT 10, LLC	-

KCE CT 11, LLC	-

KCE CT 2, LLC	-

KCE CT 5, LLC	-

KCE CT 7, LLC	-

KCE CT 8, LLC	-

KCE CT 9, LLC	-

KCE Global Holdings, LLC	-

KCE IA 1, LLC	-

KCE ID 1, LLC	-

KCE ID 2, LLC	-

KCE ID 3, LLC	-

KCE ID 7, LLC	-

KCE IL 1, LLC	-

KCE IL 2, LLC	-

KCE IL 3, LLC	-

KCE IL 4, LLC	-

KCE IL 5, LLC	-

KCE IL 6, LLC	-

KCE IN 1, LLC	-

KCE IN 2, LLC	-

KCE IN 3, LLC	-

KCE IN 5, LLC	-

KCE Land Holdings, LLC	-

KCE MA 4, LLC	-

KCE MA 5, LLC	-

KCE Market Operations, LLC	-

KCE ME 1, LLC	-

KCE ME 2, LLC	-

KCE MI 1, LLC	-

KCE MI 2, LLC	-

KCE MI 4, LLC	-

KCE MI 5, LLC	-

KCE MI 6, LLC	-

KCE MI 7, LLC	-

KCE MN 1, LLC	-

KCE MN 3, LLC	-

KCE NE 1, LLC	-

KCE NE 2, LLC	-

KCE NM 1, LLC	-

KCE NM 2, LLC	-

KCE NV 1, LLC	-

KCE NV 2, LLC	-

KCE NV 3, LLC	-

KCE NY 1, LLC	-

KCE NY 10, LLC	-

KCE NY 14, LLC	-

KCE NY 18, LLC	-

KCE NY 19, LLC	-

KCE NY 2, LLC	-

KCE NY 21, LLC	-

KCE NY 22, LLC	-

KCE NY 26, LLC	-

KCE NY 27, LLC	-

KCE NY 28, LLC	-

KCE NY 29, LLC	-

KCE NY 3, LLC	-

KCE NY 30, LLC	-

KCE NY 31, LLC	-

KCE NY 32, LLC	-

KCE NY 34, LLC	-

KCE NY 35, LLC	-

KCE NY 36, LLC	-

KCE NY 37, LLC	-

KCE NY 38, LLC	-

KCE NY 40, LLC	-

KCE NY 41, LLC	-

KCE NY 42, LLC	-

KCE NY 5, LLC	-

KCE NY 6, LLC	-

KCE NY 8, LLC	-

KCE OK 1, LLC	-

KCE OK 2, LLC	-

KCE OK 4, LLC	-

KCE OK 5, LLC	-

KCE OK 6, LLC	-

KCE PF Holdings 2021, LLC	-

KCE PF Holdings 2022, LLC	-

KCE PF Holdings 2024, LLC	-

KCE Project Holdings, LLC	-

KCE Texas Holdings 2020, LLC	-

KCE TX 10, LLC	-

KCE TX 11, LLC	-

KCE TX 12, LLC	-

KCE TX 13, LLC	-

KCE TX 14, LLC	-

KCE TX 15, LLC	-

KCE TX 16, LLC	-

KCE TX 19, LLC	-

KCE TX 2, LLC	-

KCE TX 21, LLC	-

KCE TX 24, LLC	-

KCE TX 25, LLC	-

KCE TX 26, LLC	-

KCE TX 28, LLC	-

KCE TX 30, LLC	-

KCE TX 31, LLC	-

KCE TX 33, LLC.	-

KCE TX 7, LLC	-

KCE TX 8, LLC	-

Key Capture Energy, LLC	-

KS Investment B.V.	-

Lac Son Investment Joint Stock Company	-

LAI CCS, LLC	-

Leiya Dahe (Tianjin) Equity Investment Limited Partnership	-

Lien Khuong International Joint Stock Company	-

LIFE DESIGN COMPANY INC.	-

Lihn Nam Ventures Joint Stock Company	-

LNG Americas, Inc.	-

Martis Capital, LLC	-

Meadowlark Company C, LLC	-

Meadowlark Energy HoldCo, LLC	-

Meadowlark Energy, LLC	-

Meadowlark Holdings, LLC	-

Mesa Verde RE Ventures, LLC	-

MINTIT VINA	-

MiraiTech Inc.	-

Mobile Energy Battery America, LLC	-

Mobility Solution I Inc.	-

Mobility Solution II Inc.	-

Montague ESG CAPITAL, LLC.	-

MSN INVESTMENT Pte. Ltd.	-

NAMUHX Americas Inc.	-

Networks Tejarat Pars	-

NEW RENEWABLE ENERGY NO.1 JSC	-

NEW ONE PTE. LTD.	-

NEX INVESTMENT LIMITED	-

NEX UK HOLDINGS LIMITED	-

NEXILIS MANAGEMENT EUROPE B.V.	-

Nexilis Management Malaysia SDN. BHD	-

NextGen Broadcast services Co.LLC.	-

Ningbo SK Performance Rubber Co., Ltd.	-

NPEH, LLC	-

OGLE TECHNOLOGY INC.	-

ParkIntuit, LLC	-

PassKey, Inc.	-

PHILKO UBINS LTD. CORP	-

Phnyx Lab LLC	-

PLANETA PTE. LTD.	-

Plutus Capital NY, Inc.	-

PNES Investments, LLC	-

POSK(Pinghu) Steel Processing Center Co.,Ltd.	-

Primero Protein LLC	-

PRISM DARWIN PIPELINE PTY LTD	-

PRISM DLNG PTE. LTD.	-

PRISM Energy International Americas, Inc.	-

PRISM Energy International Australia Pty Ltd.	-

Prism Energy International China Limited	-

Prism Energy International Hong Kong Limited	-

Prism Energy International Pte., Ltd.	-

Prism Energy International Zhoushan Limited	-

Prostar APEIF GP Ltd.	-

Prostar APEIF Management Ltd.	-

Prostar Asia Pacific Energy Infrastructure SK Fund L.P.	-

Prostar Capital (Asia-Pacific) Ltd.	-

Prostar Capital Ltd.	-

Prostar Capital Management Ltd.	-

PT PRISM Nusantara International	-

PT Regas Energitama Infrastruktur	-

PT. Patra SK	-

PT. SKPLASMA CORE INDONESIA	-

PT. SKPLASMA INVESTMENT INDONESIA	-

PT. TES-AMM INDONESIA	-

Raven Storage, LLC	-

REDEEM HOLDINGS LIMITED	-

Redeem UK Limited	-

RNES Holdings, LLC	-

Roca Capital Inc. (舊 SK Japan Inc.)	-

Roughneck Storage LLC	-

Route on Delaware, Inc.	-

Route on Quebec Ltd.	-

S Technology	-

SA Grid Solutions, LLC	-

SABIC SK Nexlene Company Pte.Ltd.	-

SAPEON Inc.	-

Saturn Agriculture Investment Co., Limited	-

SBC GENERAL TRADING CONTRACTING CO. W.L.L.	-

SG(Solar Green) Vina Ltd	-

Shandong SK Hightech Oil Co., Ltd.	-

Shanghai Hermed Equity Investment Fund Enterprise	-

Shanghai SKY Real Estate Development Co.,Ltd.	-

Shanghai Taixiang Network Technology Co., Ltd	-

SHANGHAI TES-AMM WASTE PRODUCTS RECYCLE CO., LTD	-

Shanghai TES-AMM Xin New Materials Co., Ltd	-

ShangHai YunFeng Encar Used Car Sales Service Ltd.	-

Shenyang SK Bus Terminal Co.,Ltd.	-

Shuye-SK Chemicals(Shantou) Co., Ltd.	-

Silvertown Investco Ltd.	-

Sino-Korea Green New Material (JiangSu) Ltd.	-

SK (China) Enterprise Management Co.,Ltd	-

SK (Liaoning) Logistics Co., Ltd.	-

SK Americas, Inc.	-

SK APTECH Ltd.	-

SK Auto Service Hong Kong Ltd.	-

SK Battery America, Inc.	-

SK Battery Manufacturing Kft.	-

SK bioscience Germany GmbH	-

SK bioscience USA, Inc.	-

SK Biotek Ireland Limited	-

SK BRASIL LTDA	-

SK C Beijing Co., Ltd.	-

SK C Chengdu Co., Ltd.	-

SK C India Pvt., Ltd.	-

SK C USA, INC.	-

SK Chemicals (Shanghai) Co., Ltd	-

SK Chemicals (Yantai) Co., Ltd.	-

SK Chemicals America	-

SK Chemicals GmbH	-

SK Chemicals Malaysia	-

SK China Company, Ltd.	-

SK China Investment Management Company Limited	-

SK E Consultores Ecuador S.A.	-

SK E India Private Ltd.	-

SK E Jurong Investment Pte. Ltd.	-

SK E Saudi Company Limitied	-

SK E Dominicana S.R.L.	-

SK E Hong Kong Co., Ltd.	-

SK earthon Australia Pty Ltd	-

SK Ecoplant Americas Corporation	-

SK Energy Americas Inc.	-

SK Energy Europe, Ltd.	-

SK Energy Hong Kong Co., Ltd.	-

SK Energy International Pte, Ltd.	-

SK Energy Road Investment Co., Ltd.	-

SK Energy Road Investment(HK) Co., Ltd.	-

SK Engineering(Nanjing)Co.,Ltd.	-

SK Enmove (Tianjin) Co., Ltd.	-

SK Enmove Americas, Inc.	-

SK Enmove Europe B.V.	-

SK Enmove India Pvt. Ltd.	-

SK Enmove Japan Co., Ltd.	-

SK Enmove Russia Limited Liability Company	-

SK Functional Polymer, S.A.S	-

SK Gas International Pte. Ltd.	-

SK Gas Petrochemical Pte. Ltd.	-

SK Gas Trading LLC	-

SK Gas USA Inc.	-

SK GC Americas, Inc.	-

SK Geo Centric (Beijing) Holding Co., Ltd.	-

SK Geo Centric China Ltd.	-

SK geo centric High Performance Product (Zhejiang) Co., Ltd	-

SK Geo Centric International Trading (Guangzhou) Co., Ltd.	-

SK Geo Centric International Trading (Shanghai) Co., Ltd.	-

SK Geo Centric Investment Hong Kong Ltd.	-

SK Geo Centric Japan Co., Ltd.	-

SK Geo Centric Singapore Pte. Ltd.	-

SK GI Management	-

SK GLOBAL DEVELOPMENT ADVISORS LLC	-

SK hi-tech battery materials (Jiangsu) Co., Ltd.	-

SK hi-tech battery materials Poland sp. z o.o.	-

SK Holdco Pte. Ltd	-

SK hynix (Wuxi) Education Service Development Co., Ltd.	-

SK hynix (Wuxi) Education Technology Co., Ltd.	-

SK hynix (Wuxi) Industry Development Ltd.	-

SK hynix (Wuxi) Investment Ltd.	-

SK hynix (Wuxi) Semiconductor Sales Ltd.	-

SK hynix America Inc.	-

SK hynix Asia Pte.Ltd.	-

SK hynix cleaning (Wuxi) Ltd.	-

SK hynix Deutschland GmbH	-

SK hynix Happiness (Wuxi) Hospital Management Ltd.	-

SK hynix Japan Inc.	-

SK hynix memory solutions America, Inc.	-

SK hynix memory solutions Poland sp. z o.o.	-

SK hynix memory solutions Taiwan, Inc.	-

SK hynix NAND Product Solutions (Beijing) Co., Ltd.	-

SK hynix NAND Product Solutions (Shanghai) Co., Ltd.	-

SK hynix NAND Product Solutions Asia Pacific LLC	-

SK hynix NAND Product Solutions Canada Ltd.	-

SK hynix NAND Product Solutions Corp.	-

SK hynix NAND Product Solutions International LLC	-

SK hynix NAND Product Solutions Israel Ltd.	-

SK hynix NAND Product Solutions Malaysia Sdn. Bhd.	-

SK hynix NAND Product Solutions Mexico, S. DE R.L. DE C.V.	-

SK hynix NAND Product Solutions Poland sp. Z o.o.	-

SK hynix NAND Product Solutions Singapore Pte. Ltd.	-

SK hynix NAND Product Solutions Taiwan Co., Ltd.	-

SK hynix NAND Product Solutions UK Limited	-

SK hynix Semiconductor (China) Ltd.	-

SK hynix Semiconductor (Chongqing) Ltd.	-

SK hynix Semiconductor (Dalian) Co., Ltd.	-

SK hynix Semiconductor Hong Kong Ltd.	-

SK hynix Semiconductor India Private Ltd.	-

SK hynix Semiconductor Taiwan Inc.	-

SK hynix Semiconductor West Lafayette LLC	-

SK hynix system ic (Wuxi) Co., Ltd	-

SK hynix U.K. Ltd.	-

SK hynix Ventures Hong Kong Limited	-

SK Industrial Development China Co., Ltd.	-

SK Innovation America Inc.	-

SK Innovation Insurance (Bermuda), Ltd.	-

SK innovation outpost Corporation	-

SK International Agro-Products Logistics Development Co., Ltd.	-

SK International Investment Singapore Pte. Ltd.	-

SK Investment Management Co., Limited.	-

SK INVESTMENT VINA Ⅰ Pte., Ltd.	-

SK INVESTMENT VINA Ⅱ Pte., Ltd.	-

SK INVESTMENT VINA Ⅲ Pte., Ltd.	-

SK INVESTMENT VINA IV Pte., Ltd.	-

SK INVESTMENT VINA VI PTE. LTD.	-

SK Jinhzhou real estate development Co.,Ltd.	-

SK Jinzhou International Agro-Sideline Products Park Co., Ltd.	-

SK JNC Japan Co., Ltd.	-

SK Keyfoundry America Inc.	-

SK keyfoundry Shanghai Co., Ltd.	-

SK Latin America Investment S.A.	-

SK Life Science Labs, Inc.	-

SK Life Science, Inc	-

SK Magic Retails Malaysia Sdn. Bhd	-

SK MAGIC VIETNAM CO.,LTD	-

SK MALAYSIA INVESTMENT I PTE. LTD.	-

SK MENA Investment B.V.	-

SK Mobility Investments Company Limited	-

SK Networks (Xiamen) Steel Processing Center	-

SK Networks Americas LLC	-

SK Networks HongKong Ltd.	-

SK Networks Japan Co., Ltd.	-

SK Networks Resources Australia (Wyong) Pty Ltd.	-

SK Networks Resources Pty Ltd.	-

SK Networks(Dandong) Energy Co.,Ltd.	-

SK Nexilis Malaysia SDN. BHD	-

SK Nexilis Poland sp. z o.o	-

SK On (Shanghai) Co., Ltd.	-

SK On Hungary Kft.	-

SK On Jiangsu Co., Ltd.	-

SK on Technology Center (Jiangsu) Co., Ltd.	-

SK On Yancheng Co., Ltd.	-

SK Pharmteco Inc.	-

SK Planet Global Holdings Pte. Ltd.	-

SK Primacor Americas LLC	-

SK Primacor Europe, S.L.U.	-

SK Property Investment Management Company Limited	-

SK S.E. Asia Pte. Ltd.	-

SK Saran Americas LLC	-

SK Semiconductor Investments Co., Ltd	-

SK Shanghai Asphalt Co., Ltd.	-

SK Siltron America, Inc.	-

SK Siltron CSS, LLC	-

SK Siltron Japan, Inc.	-

SK Siltron Shanghai Co., Ltd.	-

SK Siltron USA, Inc.	-

SK SOUTH EAST ASIA INVESTMENT PTE., LTD.	-

SK Square Americas, Inc.	-

SK Technology Innovation Company	-

SK Telecom Americas, Inc.	-

SK Telecom Innovation Fund, L.P.	-

SK Telecom Japan Inc.	-

SK Telecom Venture Capital, LLC	-

SK TELECOM(CHINA)HOLDING CO.,Ltd.	-

SK TES IRELAND LIMITED	-

SK TES PTE. LTD.	-

SKC International Shanghai Trading Co., Ltd.	-

SKC PU Specialty Co., Ltd.	-

SKEC Anadolu LLC	-

SKEC(Thai) Limited	-

SKN (China) Holdings Co.,Ltd.	-

SKTA Innopartners, LLC	-

SKY (ZHUHAI HENGQIN) TECHNOLOGY CO., LTD	-

SKY Enterprise Management Co., Ltd.	-

SKY Property Mgmt. Ltd.	-

SkyHigh Memory China Limited	-

SkyHigh Memory Limited	-

SkyHigh Memory Limited Japan	-

Skyline Auto Financial Leasing Co, Ltd.	-

SK생물의약과기(상해) 유한공사	-

SL (Beijing) Consulting and Management Co., Ltd	-

SL Capital Management (Hong Kong) Ltd	-

SL Capital Management Limited	-

SL Capital Partners Limited	-

SLSF I GP Limited	-

Smart Window Inc., Limited	-

SMC US, INC	-

SMCORE INDIA PRIVATE LIMITED	-

SOCAR MOBILITY MALAYSIA SDN. BHD.	-

Solaris GEIF Investment	-

Solaris Partners Pte. Ltd.	-

SOLTNZ N PTE.LTD.	-

SOLWIND ENERGY JOINT STOCK COMPANY	-

SPX GI Holdings Pte. Ltd.	-

SPX VINA I Pte. Ltd.	-

Stock Must Go Limited	-

Sunlake Co., Ltd.	-

SUNRISE KIM INVESTMENT JOINT STOCK COMPANY	-

Sustainable Product Stewards Pty Ltd	-

SUZHOU HAPPYNARAE Co., Ltd.	-

T1 esports US, Inc.	-

Tech Dream Co., Ltd	-

Techmaker GmbH	-

Technik-Energie-Wasser Servicegesellschaft mbH	-

Technology Supplies International Ltd.	-

TELLUS (HONG KONG) INVESTMENT CO.,LIMITED	-

Tellus Investment Partners, Inc.	-

TERRA INVESTMENT PARTNERS II LLC	-

Terra Investment Partners LLC	-

TES B PTE. LTD.	-

TES C PTE. LTD.	-

TES CHINA HOLDINGS PTE. LTD.	-

TES CONSUMER SOLUTIONS LTD	-

TES ENERGY SOLUTIONS PTE. LTD.	-

TES ESS PTE. LTD.	-

TES Netherlands B.V.	-

TES SBS (US) Holdings LLC	-

TES SUSTAINABILITY PRODUCTS PTE. LTD.	-

TES Sustainable Battery Solutions (Australia) Pty Ltd	-

TES Sustainable Battery Solutions B.V.	-

TES SUSTAINABLE BATTERY SOLUTIONS France	-

TES Sustainable Battery Solutions GmbH	-

TES Sustainable Battery Solutions Limited Liability Company	-

TES Sustainable Battery Solutions Nordics AB	-

TES Total Environmental Solution AB	-

TES USA, Inc.	-

TES-AMM (BEIJING) CO., LTD	-

TES-AMM (CAMBODIA) CO., LTD	-

TES-AMM (Europe) Ltd	-

TES-AMM (Guangzhou) Co., Ltd	-

TES-AMM (H.K.) LIMITED	-

TES-AMM (MALAYSIA) SDN. BHD.	-

TES-AMM (SINGAPORE) PTE. LTD.	-

TES-AMM (SUZHOU) E-WASTE SOLUTIONS CO. LTD	-

TES-AMM (TAIWAN) CO., LTD	-

TES-AMM AUSTRALIA PTY LTD	-

TES-AMM Central Europe GmbH	-

TES-AMM CORPORATION (CHINA) LTD	-

TES-AMM ESPANA ASSET RECOVERY AND RECYCLING, S.L.	-

TES-AMM EUROPE HOLDINGS LTD	-

TES-AMM ITALIA SRL	-

TES-AMM JAPAN K.K.	-

TES-AMM NEW ZEALAND LIMITED	-

TES-AMM SAS	-

TES-AMM UK Ltd	-

TGC Square PTE. LTD.	-

Thai Woo Ree Engineering Co., Ltd	-

Tianjin SK Car Rental Co., Ltd	-

Tillandsia, Inc.	-

Total Environmental Solutions Co., Ltd.	-

Truong Luu Chi Invest Joint Stock Company	-

ULand Company Limited	-

UNAJapan Inc.	-

VIETNAM DIGITALIZATION AND HEALTH FUND	-

Voltcycle On Kft	-

VSL Support Limited	-

wavve Americas, Inc.	-

Whitetail Clean Energy Ltd.	-

Wuxi Junhai Xinxin Investment Consulting Ltd	-

Wuxi United Chips Investment Management Limited (Wuxi Junhai Lianxin Investment Management Ltd)	-

Yancheng Yandu District M Energy Consulting Limited Company	-

YPOSKESI, SAS	-

YTK Investment Ltd.	-

Zero Degrees Crossbill Dev. Ltd.	-

Zero Degrees International, Inc.	-

Zero Degrees Rosella Pty. Ltd.	-

Zero Degrees Whitetail 1, Ltd.	-

Zero Degrees Whitetail Dev. Ltd.	-

Zero Degrees, LLC	-

ZETA CAYMAN LIMITED	-

Zion Son Kim Joint Stock Company	-

고성해상(상해)건설유한공사	-

주1) 굿서비스(주), 아이디퀀티크(유) 계열제외 완료 (7/10)주2) 해외계열회사는 비상장사로 분류함주3) 공시서류작성일 이후 SK매직은 SK인텔릭스로, SK매직서비스는 SK인텔릭스서비스로 각각 사명 변경 (*) 사명 변경 : SK(주) (舊 SK C(주)), 엔티스(주) (舊 SK사이텍(주)), 파주에너지서비스(주) (舊 피엠피(주)), SK매직서비스(주) (舊 매직서비스(주)), SK디스커버리(주) (舊 SK케미칼(주)), (주)드림어스컴퍼니 (舊 (주)아이리버), SK오앤에스(주) (舊 네트웍오앤에스(주)), 울산GPS(주) (舊 당진에코파워(주)), 당진에코파워(주) (舊 당진에코태양광발전(주)), 나래에너지서비스(주) (舊 위례에너지서비스(주)), SK넥실리스 (舊 케이씨에프테크놀로지스(주)), SK머티리얼즈퍼포먼스(주) (舊 SK퍼포먼스머티리얼즈(주)), SK에어플러스(주) (舊 SK머티리얼즈에어플러스(주)), SK에코플랜트(주) (舊 SK건설(주)), SK지오센트릭(주) (舊 SK종합화학(주)), SK에코엔지니어링(주) (舊 BLH엔지니어링(주)), SK플러그하이버스(주) (舊 (주)해일로하이드로젠), 디앤디프라퍼티솔루션(주) (舊 디앤디리빙솔루션(주)), SK엔무브(주) (舊 SK루브리컨츠(주)), SK레조낙(주) (舊 SK쇼와덴코(주)), SK엔펄스(주) (舊 SKC솔믹스(주)), SK오션플랜트(주) (舊 삼강엠앤티(주)), SK일렉링크(주) (舊 에스에스차저(주)), (주)유엔에이디지탈 (舊 (주)에이앤티에스), (주)유엔에이엔지니어링 (舊 유빈스(주)), 리뉴콘대원(주) (舊 대원하이테크(주)), 리뉴로지스(주) (舊 (주)이메디원로지스), SK리비오(주) (舊 에코밴스(주)), SK온테크플러스(주) (舊 SK모바일에너지(주)), SK키파운드리(주) (舊 (주)키파운드리), 리뉴랜드경주(주) (舊 (주)와이에스텍), 리뉴랜드신경주(주) (舊 (주)삼원이엔티), 리뉴리퀴드서남(주) (舊 서남환경에너지(주)), 리뉴리퀴드호남(주) (舊 호남환경에너지(주)), 리뉴어스(주) (舊 환경시설관리(주)), 리뉴에너지경기(주) (舊 경기환경에너지(주)), 리뉴에너지경북(주) (舊 경북환경에너지(주)), 리뉴에너지경인(주) (舊 경인환경에너지(주)), 리뉴에너지충북(주) (舊 (주)클렌코), 리뉴에너지충청(주) (舊 충청환경에너지(주)), 리뉴원(주) (舊 대원그린에너지(주)), 티모르홀딩스(유) (舊 SKF(유)), 프롭티어(주) (舊 (주)한국거래소시스템즈), 아이파킹(주) (舊 파킹클라우드(주)), 제주SKFC(주) (舊 제주유나이티드FC(주))