ISC 사업보고서 (2025.12)
2. 계열회사 현황(상세)

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(기준일 : 2025년 12월 31일 ) (단위 : 사)

상장여부	회사수	기업명	법인등록번호

상장	20	드림어스컴퍼니	110111-1637383

ISC	131111-0057876

SK(주)	110111-0769583

SK가스	110111-0413247

SK네트웍스	130111-0005199

SK디스커버리	130111-0005727

SK디앤디	110111-3001685

SK바이오사이언스	131111-0523736

SK바이오팜	110111-4570720

SK스퀘어	110111-8077821

SKC	130111-0001585

SK아이이테크놀로지	110111-7064217

SK오션플랜트	191311-0003485

SK위탁관리부동산투자회사	110111-7815446

SK이노베이션	110111-3710385

SK이터닉스	131111-0729441

SK케미칼	131111-0501021

SK텔레콤	110111-0371346

SK하이닉스	134411-0001387

인크로스	110111-3734955

비상장	731	대한송유관공사	110111-0671522

DDIOS108	110111-8092150

부산도시가스	180111-0039495

신안증도태양광	201111-0052938

쏠리스	205711-0024452

애커튼테크놀로지서비스	131111-0718676

엔코아	110111-1484263

와이엘피	110111-5969229

울산에너루트2호	230111-0381522

원폴	165011-0032888

유관	110111-8856043

유엔에이디지탈	110111-3066861

유엔에이엔지니어링	135111-0077367

제이에스아이	124611-0261880

휘찬	110111-1225831

강동그린컴플렉스	171211-0127207

강원도시가스	140111-0002010

경산맑은물길	120111-0701848

곡성환경	200111-0187330

그린화순	160111-0199459

글로벌에이아이플랫폼코퍼레이션코리아	131111-0710903

글로와이드	130111-1215523

나래에너지서비스	110111-4926006

내트럭	110111-3222570

달성맑은물길	160111-0317770

당진에코파워	165011-0069097

당진행복솔라	110111-8022925

동남해안해상풍력	110111-8180335

디앤디인베스트먼트	110111-6618263

디앤디프라퍼티솔루션	110111-8150924

롯데SK에너루트	110111-8436374

리뉴랜드경주	170111-0397522

리뉴랜드신경주	170111-0804791

리뉴랜드청주	150111-0355285

리뉴로지스	121111-0414789

리뉴로지스인더	165011-0093070

리뉴리퀴드서남	184611-0017968

리뉴리퀴드호남	160111-0523369

리뉴어스	134111-0486452

리뉴에너지경기	134211-0058473

리뉴에너지경북	176011-0055291

리뉴에너지경인	134811-0279340

리뉴에너지그린	161511-0347158

리뉴에너지대원	161511-0347140

리뉴에너지메트로	284311-0028506

리뉴에너지새한	161511-0347166

리뉴에너지전남	201211-0018780

리뉴에너지충남	161311-0069053

리뉴에너지충북	150111-0034251

리뉴에너지충청	165011-0013078

리뉴원	161511-0134795

리뉴콘대원	161511-0197397

마인드노크	110111-6638873

미디어에스	110111-7739191

민팃	124411-0057457

보령블루하이	164511-0042010

보령LNG터미널	164511-0021527

부사호행복나눔솔라	200111-0654256

부산정관에너지	180111-0484898

블룸SK퓨얼셀	176014-0002163

삼강S	191211-0000681

서비스에이스	110111-4368688

서비스탑	160111-0281090

성주테크	284411-0087386

11번가	110111-6861490

아리울행복솔라	110111-7725041

아이지이	120111-1134494

아이파킹	110111-4221258

SK네트웍스서비스	135811-0141788

SK넥실리스	110111-6480232

SK레조낙	175611-0018553

SK리비오	135811-0433028

SK리츠운용	110111-7832127

SK매직	110111-5125962

SK매직서비스	134811-0039752

SK머티리얼즈제이엔씨	134811-0595837

SK머티리얼즈퍼포먼스	164711-0095338

SK멀티유틸리티	230111-0363760

SK바이오텍	160111-0395453

SK브로드밴드	110111-1466659

SK스토아	110111-6585884

SK스피드메이트	130111-1198836

SK실트론	175311-0001348

SK실트론씨에스에스코리아	110111-8298922

SK어드밴스드	230111-0227982

SK어스온	110111-8042361

SK에너지	110111-4505967

SK에어코어	150111-0043288

SK에어플러스	230111-0134111

SK에코엔지니어링	110111-8061337

SK에코플랜트	110111-0038805

SK엔펄스	134711-0014631

SK오앤에스	110111-4370708

SK온	110111-8042379

SK온테크플러스	161511-0076070

SK인천석유화학	120111-0666464

SK임업	134811-0174045

SK지오센트릭	110111-4505975

SK케미칼대정	131111-0587675

SK키파운드리	150111-0285375

SK텔레콤CST1	110111-7170189

SK텔링크	110111-1533599

SK트리켐	164711-0060753

SK플라즈마	131111-0401875

SK플래닛	110111-4699794

SK플러그하이버스	110111-8171657

SK피아이씨글로벌	230111-0324803

SK핀크스	224111-0003760

SK하이닉스시스템IC	150111-0235586

SK하이닉스시스템IC우시솔루션스	150111-0371124

SK하이스텍	134411-0037746

SK하이이엔지	134411-0017540

에스티에이씨	230111-0379436

에이피개발	201111-0068498

에코마린퓨얼솔루션	131111-0076009

FSK L	131111-0462520

엔티스	130111-0021658

여주에너지서비스	110111-6897817

영남에너지서비스	175311-0001570

울산아로마틱스	110111-4499954

울산GPS	165011-0035072

원스토어	131111-0439131

유베이스매뉴팩처링아시아	230111-0168673

E	110111-9019145

E	110111-9019012

전남2해상풍력	110111-7985661

전남3해상풍력	110111-7985934

전남도시가스	201311-0000503

전남해상풍력	110111-7400817

전북에너지서비스	214911-0004699

제이에스원	206211-0086790

제주SKFC	224111-0015012

지에너지	110111-7788750

진도산월태양광발전	206111-0009926

창원에스지에너지	194211-0370578

충청에너지서비스	150111-0006200

카티니	110111-7983392

코원에너지서비스	110111-0235617

클린에너지위탁관리부동산투자회사	110111-7815602

클린인더스트리얼위탁관리부동산투자회사	110111-8665840

토털밸류제1호위탁관리부동산투자회사	110111-8384672

테스에이엑스	130111-0126818

티맵모빌리티	110111-7733812

티모르홀딩스	134414-0002628

파주에너지서비스	110111-4629501

프롭티어	110111-2493601

PS	110111-4072338

한국넥슬렌	230114-0003328

해솔라에너지	201111-0050106

해쌀태양광	161411-0049376

행복나래	110111-2016940

행복나무	130111-0125488

행복디딤	110111-6984325

행복모아	150111-0226204

행복모음	230111-0318187

행복믿음	110111-8079215

행복채움	176011-0130902

행복키움	110111-6984672

행복한울	110111-7197167

홈앤서비스	110111-6420460

S Technology	-

SK AX Beijing Co., Ltd.	-

SK C India Pvt., Ltd.	-

SK AX USA, INC.	-

Abrasax Investment Inc.	-

AMPAC Fine Chemicals Texas, LLC	-

AMPAC Fine Chemicals, LLC	-

Fine Chemicals Holdings Corp.	-

SK Biotek Ireland Limited	-

SK Pharmteco Inc.	-

Crest Acquisition LLC	-

YPOSKESI, SAS	-

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

EM Holdings (Cayman) L.P.	-

EM Holdings (US) LLC	-

Gemini Partners Pte. Ltd.	-

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	-

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.	-

Shanghai Hermed Equity Investment Fund Enterprise	-

Solaris GEIF Investment	-

Solaris Partners Pte. Ltd.	-

SK Investment Management Co., Limited.	-

SK Semiconductor Investments Co., Ltd	-

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	-

Wuxi Junhai Xinxin Investment Consulting Ltd	-

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

Beijing Junhai Tengxin Consulting and Management Co.,Ltd	-

SK SOUTH EAST ASIA INVESTMENT PTE., LTD.	-

SK INVESTMENT VINA Ⅰ Pte., Ltd.	-

SK INVESTMENT VINA Ⅱ Pte., Ltd.	-

SK INVESTMENT VINA Ⅲ Pte., Ltd.	-

Imexpharm Corporation	-

SK INVESTMENT VINA IV Pte., Ltd.	-

MSN INVESTMENT Pte. Ltd.	-

SK MALAYSIA INVESTMENT I PTE. LTD.	-

SK INVESTMENT VINA VI PTE. LTD.	-

Cong Thang Alpha Joint Stock Company	-

EASTERN VISION INVESTMENT JOINT STOCK COMPANY	-

Truong Luu Chi Invest Joint Stock Company	-

An Nam Phu Investment Joint Stock Company	-

Zion Son Kim Joint Stock Company	-

SUNRISE KIM INVESTMENT JOINT STOCK COMPANY	-

Lihn Nam Ventures Joint Stock Company	-

Lien Khuong International Joint Stock Company	-

Dong Kinh Capital Joint Stock Company	-

Lac Son Investment Joint Stock Company	-

KBA Investment Joint Stock Company	-

SK GI Management	-

SOCAR MOBILITY MALAYSIA SDN. BHD.	-

Future Mobility Solutions SDN. BHD.	-

EINSTEIN CAYMAN LIMITED	-

ZETA CAYMAN LIMITED	-

Golden Pearl EV Solutions Limited	-

Shanghai SKY Real Estate Development Co.,Ltd.	-

SK Auto Service Hong Kong Ltd.	-

SK China Company, Ltd.	-

SK China Investment Management Company Limited	-

SK (China) Enterprise Management Co.,Ltd	-

SK Industrial Development China Co., Ltd.	-

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

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

SK Property Investment Management Company Limited	-

SKY Enterprise Management Co., Ltd.	-

Skyline Auto Financial Leasing Co, Ltd.	-

Beijing LIZHIWEIXIN Technology Company Limited	-

SKY (ZHUHAI HENGQIN) TECHNOLOGY CO., LTD	-

SK (Liaoning) Logistics Co., Ltd.	-

Hudson Energy NY II, LLC	-

Hudson Energy NY III, LLC	-

Hudson Energy NY, LLC	-

Plutus Capital NY, Inc.	-

Grove Energy Capital, LLC	-

Grove Energy Capital II, LLC	-

Grove Energy Capital III, LLC	-

Digital Center Capital Inc.	-

Martis Capital, LLC	-

I CUBE CAPITAL INC	-

Tellus Investment Partners, Inc.	-

TERRA INVESTMENT PARTNERS II LLC	-

Terra Investment Partners LLC	-

Primero Protein LLC	-

SK Mobility Investments Company Limited	-

I Cube Capital Hong Kong 1. LP	-

Castanea Bioscience Inc.	-

AUXO CAPITAL INC.	-

AUXO CAPITAL MANAGERS LLC	-

TELLUS (HONG KONG) INVESTMENT CO.,LIMITED	-

Saturn Agriculture Investment Co., Limited	-

Leiya Dahe (Tianjin) Equity Investment Limited Partnership	-

Roca Capital Inc. (舊 SK Japan Inc.)	-

Energy Solution Group, Inc.	-

OGLE TECHNOLOGY INC.	-

GigaX Europe kft.	-

Center for Breakthrough Medicines Holdings, LLC	-

SK Jinhzhou real estate development Co.,Ltd.	-

MiraiTech Inc.	-

PLANETA PTE. LTD.	-

SK Innovation Insurance (Bermuda), Ltd.	-

SK Americas, Inc.	-

SK Innovation America Inc.	-

SK innovation outpost Corporation	-

Grove Energy Capital IV, LLC	-

KCE AZ 1, LLC	-

KCE NM 2, LLC	-

KCE AZ 2, LLC	-

KCE AZ 3, LLC	-

KCE ID 7, LLC	-

KCE Project Holdings, LLC	-

Ark2, LLC	-

SK South East Asia Investment Pte., Ltd.	-

Gemini Partners Pte. Ltd	-

KCE NV 4, LLC	-

Pledgor 2025 NY LC Facility, LLC	-

Borrower 2025 NY LC Facility, LLC	-

Mobile Energy Battery America, LLC	-

Yancheng Yandu District M Energy Consulting Limited Company	-

Asia Bitumen Trading Pte, Ltd.	-

Shandong SK Hightech Oil Co., Ltd.	-

SK Energy Hong Kong Co., Ltd.	-

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

SK Shanghai Asphalt Co., Ltd.	-

Green Connect Capital, Inc.	-

Ningbo SK Performance Rubber Co., Ltd.	-

SABIC SK Nexlene Company Pte.Ltd.	-

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

SK Functional Polymer, S.A.S	-

SK GC Americas, Inc.	-

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

SK Geo Centric China 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 Primacor Americas LLC	-

SK Primacor Europe, S.L.U.	-

CHONGQING HAPPYNARAE Co., Ltd.	-

HAPPYNARAE AMERICA LLC.	-

HAPPYNARAE HUNGARY KFT.	-

SUZHOU HAPPYNARAE Co., Ltd.	-

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

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

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

SK Battery America, Inc.	-

SK Battery Manufacturing Kft.	-

SK On (Shanghai) Co., Ltd.	-

SK On Hungary Kft.	-

SK On Jiangsu Co., Ltd.	-

SK On Yancheng Co., Ltd.	-

Blueoval SK LLC	-

HSAGP ENERGY LLC	-

Route on Delaware, Inc.	-

Voltcycle On Kft	-

SK Energy International Pte, Ltd.	-

SK Energy Europe, Ltd.	-

SK Energy Americas Inc.	-

Iberian Lube Base Oils Company, S.A.	-

PT. Patra SK	-

SK Enmove (Tianjin) Co., Ltd.	-

SK Enmove India Pvt. Ltd.	-

SK Enmove Americas, Inc.	-

SK Enmove Europe B.V.	-

SK Enmove Japan Co., Ltd.	-

SK Enmove Russia Limited Liability Company	-

SK earthon Australia Pty Ltd	-

Earthon North Ketapang Pte. Ltd	-

EO BINAIYA PTE. LTD.	-

EO SERPANG PTE. LTD.	-

AI ALLIANCE, LLC	-

Atlas Investment Ltd.	-

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

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

SKTA Innopartners, LLC	-

ULand Company Limited	-

SK Telecom Americas, Inc.	-

SK Telecom Innovation Fund, L.P.	-

SK Telecom Venture Capital, LLC	-

SK Latin America Investment S.A.	-

SK MENA Investment B.V.	-

SK Technology Innovation Company	-

Global Opportunities Breakaway Fund	-

SAPEON Inc.	-

FREEDOM CIRCLE CAPITAL, INC.	-

Montague ESG CAPITAL, LLC.	-

Global AI Platform Corporation	-

ASTRA AI Infra LLC	-

Forest AI Investment	-

Gauss Labs Inc.	-

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

SK APTECH 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 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 U.K. Ltd.	-

SK hynix Ventures Hong Kong Limited	-

SK Japan Inc.	-

SK hynix Semiconductor West Lafayette LLC	-

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

Intel NDTM US LLC	-

SK hynix semiconductor storage technology (Dalian) Co., Ltd.	-

SK Americas Inc.	-

SK South East Asia Investment Pte. Ltd.	-

Gemini Partners Pte. Ltd.	-

SK China Company Limited	-

Hystars Semiconductor (Wuxi) Co., Ltd	-

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

SK keyfoundry America Inc.	-

SK keyfoundry Shanghai Co., Ltd.	-

LIFE DESIGN COMPANY INC.	-

11STREET CHINA CO.,LTD	-

T1 esports US, Inc.	-

NEW ONE PTE. LTD.	-

BU12 Australia Pty. Ltd.	-

BU13 Australia Pty. Ltd.	-

CAES, LLC	-

China Gas-SK E LNG Trading Ltd.	-

DewBlaine Energy, LLC	-

Electrodes Holdings, LLC	-

Energy Solution Holdings, Inc.	-

Grid Solution II LLC	-

Grid Solution LLC	-

KCE Brushy Creek Holdings, LLC	-

KCE CT 1, LLC	-

KCE CT 10, 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 IL 1, LLC	-

KCE IL 2, LLC	-

KCE IN 1, LLC	-

KCE IN 2, LLC	-

KCE IN 3, LLC	-

KCE Land Holdings, LLC	-

KCE Market Operations, LLC	-

KCE ME 1, LLC	-

KCE ME 2, LLC	-

KCE MI 1, LLC	-

KCE MI 2, 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 32, 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 PF Holdings 2021, LLC	-

KCE PF Holdings 2022, 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 7, LLC	-

KCE TX 8, LLC	-

Key Capture Energy, LLC	-

LNG Americas, Inc.	-

LAI CCS, LLC	-

PassKey, Inc.	-

PNES Investments, LLC	-

PRISM DARWIN PIPELINE PTY LTD	-

PRISM DLNG PTE. LTD.	-

Prism Energy International China Limited	-

Prism Energy International Hong Kong Limited	-

Prism Energy International Pte., Ltd.	-

Prism Energy International Zhoushan Limited	-

PT PRISM Nusantara International	-

PT Regas Energitama Infrastruktur	-

RNES Holdings, LLC	-

Roughneck Storage LLC	-

PRISM Energy International Americas, Inc.	-

PRISM Energy International Australia Pty Ltd.	-

SK E Dominicana S.R.L.	-

NEW RENEWABLE ENERGY NO.1 JSC	-

KCE MI 4, LLC	-

KCE IN 5, LLC	-

KCE IA 1, LLC	-

KCE IL 3, LLC	-

KCE MA 4, LLC	-

KCE ID 1, LLC	-

KCE ID 2, LLC	-

KCE ID 3, LLC	-

KCE NY 30, LLC	-

KCE NY 31, LLC	-

KCE NY 34, LLC	-

KCE NE 1, LLC	-

KCE NE 2, LLC	-

KCE CA 1, LLC	-

KCE CA 2, LLC	-

KCE CA 3, LLC	-

KCE NV 1, LLC	-

KCE NV 2, LLC	-

KCE NY 35, LLC	-

KCE TX 30, LLC	-

KCE NY 36, LLC	-

KCE TX 31, LLC	-

KCE CT 11, LLC	-

KCE CA 4, LLC	-

KCE CA 5, LLC	-

KCE CA 6, LLC	-

KCE CA 7, LLC	-

KCE NV 3, LLC	-

KCE IL 4, LLC	-

KCE NY 37, LLC	-

KCE MN 1, LLC	-

KCE NY 38, LLC	-

KCE MI 5, LLC	-

SOLWIND ENERGY JOINT STOCK COMPANY	-

ArkN, LLC	-

Ark1, LLC	-

KCE IL 5, LLC	-

KCE IL 6, LLC	-

KCE NY 40, LLC	-

KCE MN 3, LLC	-

KCE AR 1, LLC	-

KCE MI 7, LLC	-

KCE OK 5, LLC	-

KCE OK 6, LLC	-

KCE MI 6, LLC	-

KCE TX 33, LLC.	-

KCE MA 5, LLC	-

KCE NM 1, LLC	-

KCE NY 41, LLC	-

KCE NY 42, LLC	-

KCE PF Holdings 2024, LLC	-

SK E Hong Kong Co., Ltd.	-

Absolics Inc.	-

NEX INVESTMENT LIMITED	-

NEX UK HOLDINGS LIMITED	-

SKC International Shanghai Trading Co., Ltd.	-

SKC PU Specialty Co., Ltd.	-

Smart Window Inc., Limited	-

Nexilis Management Malaysia SDN. BHD	-

SK Nexilis Malaysia SDN. BHD	-

SK Nexilis Poland sp. z o.o	-

NEXILIS MANAGEMENT EUROPE B.V.	-

ECOVANCE VIETNAM COMPANY LIMITED	-

ISC International, INC	-

ISC VINA MANUFACTURING COMPANY LIMITED	-

Tech Dream Co., Ltd	-

SK Networks Americas LLC	-

Networks Tejarat Pars	-

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

Shengkaiheng(Shenyang) Real Estate Co.,Ltd	-

SK BRASIL LTDA	-

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.	-

SKN (China) Holdings Co.,Ltd.	-

HICO GP I, LLC	-

HICO MANAGEMENT LLC	-

HICO VENTURES I, L.P.	-

BOW-HICO SILICON VALLEY FUND, LP	-

Phnyx Lab LLC	-

SK intellix Malaysia Sdn. Bhd	-

SK MAGIC VIETNAM CO.,LTD	-

NAMUHX Americas Inc.	-

MINTIT VINA	-

SK JNC Japan Co., Ltd.	-

SK Siltron America, Inc.	-

SK Siltron CSS, LLC	-

SK Siltron Japan, Inc.	-

SK Siltron Shanghai Co., Ltd.	-

SK Siltron USA, Inc.	-

Ignis Therapeutics	-

SK Life Science, Inc	-

SK생물의약과기(상해) 유한공사	-

SK Life Science Labs, Inc.	-

Mentis Care, Inc.	-

FSK L (Jiangsu) Co., Ltd.	-

FSK L (Shanghai) Co., Ltd.	-

FSK L Hungary Kft.	-

FSK L VIETNAM COMPANY LIMITED	-

FSK L USA, Inc.	-

SK Square Americas, Inc.	-

TGC Square PTE. LTD.	-

UNAJapan Inc.	-

PHILKO UBINS LTD. CORP	-

SK Chemicals (Shanghai) Co., Ltd	-

SK Chemicals (Yantai) Co., Ltd.	-

SK Chemicals America	-

SK Chemicals GmbH	-

SK Chemicals Malaysia	-

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

SK bioscience USA, Inc.	-

SK bioscience Germany GmbH	-

IDT Biologika GmbH	-

Technik-Energie-Wasser Servicegesellschaft mbH	-

IDT Biologika Corporation	-

SK Gas International Pte. Ltd.	-

SK Gas Petrochemical Pte. Ltd.	-

SK Gas Trading LLC	-

SK Gas USA Inc.	-

Gridflex, Inc.	-

GridFlex Storage LLC	-

SA Grid Solutions, LLC	-

Great Kiskadee Storage Pledgor Manager, LLC	-

Great Kiskadee Storage Intermediate Holdco 2, LLC	-

Great Kiskadee Storage Intermediate Holdco 1, LLC	-

Great Kiskadee Storage, LLC	-

Raven Storage Pledgor Manager, LLC	-

Raven Storage Intermediate Holdco 2, LLC	-

Raven Storage Intermediate Holdco 1, LLC	-

Raven Storage, LLC	-

PT. SKPLASMA CORE INDONESIA	-

PT. SKPLASMA INVESTMENT INDONESIA	-

Green Technology Management Pty Ltd	-

BAKAD Investment and Operation LLP	-

Mesa Verde RE Ventures, LLC	-

SK TES PTE. LTD.	-

Shanghai Taixiang Network Technology Co., Ltd	-

BT RE Investments, LLC	-

SK International Investment Singapore Pte. Ltd.	-

Avrasya Tuneli Isletme Insaat Ve Yatirim A.S.	-

Thai Woo Ree Engineering Co., Ltd	-

SK E Consultores Ecuador S.A.	-

Goldberg Enterprises Ltd	-

TES-AMM CORPORATION (CHINA) LTD	-

TES B PTE. LTD.	-

TES ESS PTE. LTD.	-

TES Sustainable Battery Solutions B.V.	-

TES Sustainable Battery Solutions GmbH	-

TES CHINA HOLDINGS PTE. LTD.	-

TES-AMM EUROPE HOLDINGS LTD	-

TES-AMM NEW ZEALAND LIMITED	-

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

TES-AMM (BEIJING) CO., LTD	-

TES-AMM (Guangzhou) Co., Ltd	-

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

CASH FOR TECH LTD	-

CUSTOM CONTROLLERS UK LIMITED	-

Envirofone Limited	-

Integrations Et Services	-

REDEEM HOLDINGS LIMITED	-

Redeem UK Limited	-

Stock Must Go Limited	-

Technology Supplies International Ltd.	-

TES CONSUMER SOLUTIONS LTD	-

TES Total Environmental Solution AB	-

TES-AMM (Europe) Ltd	-

TES-AMM Central Europe GmbH	-

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

TES-AMM ITALIA SRL	-

TES-AMM SAS	-

TES-AMM UK Ltd	-

VSL Support Limited	-

Sustainable Product Stewards Pty Ltd	-

TES SUSTAINABLE BATTERY SOLUTIONS France	-

Advanced Datacom (Australia) Pty Ltd	-

GENPLUS PTE. LTD	-

PT. TES-AMM INDONESIA	-

TES ENERGY SOLUTIONS PTE. LTD.	-

TES SUSTAINABILITY PRODUCTS PTE. LTD.	-

TES USA, Inc.	-

TES-AMM (CAMBODIA) CO., LTD	-

TES-AMM (H.K.) LIMITED	-

TES-AMM (MALAYSIA) SDN. BHD.	-

TES-AMM (SINGAPORE) PTE. LTD.	-

TES-AMM (TAIWAN) CO., LTD	-

TES-AMM AUSTRALIA PTY LTD	-

TES-AMM JAPAN K.K.	-

Total Environmental Solutions Co., Ltd.	-

BAKAD International B.V	-

Eco Frontier (Singapore) Pte. Ltd.	-

KS Investment B.V.	-

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

Silvertown Investco Ltd.	-

SK Ecoplant Americas Corporation	-

SK E India Private Ltd.	-

SK E Jurong Investment Pte. Ltd.	-

SK E Saudi Company Limitied	-

SK Engineering(Nanjing)Co.,Ltd.	-

SK Holdco Pte. Ltd	-

SKEC Anadolu LLC	-

SKEC(Thai) Limited	-

Sunlake Co., Ltd.	-

TES C PTE. LTD.	-

TES Sustainable Battery Solutions (Australia) Pty Ltd	-

TES Sustainable Battery Solutions Limited Liability Company	-

ECOPLANT HOLDING MALAYSIA SDN. BHD.	-

Econovation, LLC	-

BT FC LLC	-

Changzhou SKY New Energy Co., Ltd.	-

JIANGSU SKY NEW ENERGY CO., LTD.	-

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

TES Netherlands B.V.	-

TES Sustainable Battery Solutions Nordics AB	-

SOLTNZ N PTE.LTD.	-

TES SBS (US) Holdings LLC	-

SG(Solar Green) Vina Ltd	-

ESSENCORE Limited	-

Essencore Microelectronics (ShenZhen) Limited	-

ESSENCORE Pte. Ltd.	-

SK TES IRELAND LIMITED	-

Hi-tech Americas Corporation	-

ecoengineering Canada Co., Ltd.	-

ECOENGINEERING AMERICAS CORPORATION	-

HI-TECH ENGINEERING PARTNERS LLC	-

GOSEONG OCEANPLANT VINA	-

Glowide (Shanghai) Co.,Ltd.	-

Oncopia Therapeutics, Inc.	-

주1) '26.01.02부로 루미나마스크 계열편입주2) '26.01.27부로 엔펄스 계열제외주3) '26.01.30부로 아이에스시엠 계열제외주4) '26.01.30부로 리뉴어스 및 산하 자회사 13개사(리뉴랜드경주, 리뉴랜드신경주, 리뉴에너지충청, 리뉴로지스인더, 리뉴에너지경기, 리뉴에너지경인, 리뉴에너지경북, 리뉴리퀴드서남, 리뉴리퀴드호남, 그린화순, 곡성환경, 달성맑은물길, 경산맑은물길) 계열제외주5) '26.01.30부로 리뉴원 및 산하 자회사 9개사(리뉴로지스, 리뉴콘대원, 리뉴랜드청주,리뉴에너지그린, 리뉴에너지대원, 리뉴에너지메트로, 리뉴에너지새한, 리뉴에너지전남, 리뉴에너지충남) 계열제외주6) '26.01.30부 리뉴에너지충북 계열제외주7) 해외계열회사는 비상장사로 분류함