2Suppliers
30Customers
1Debt Items
15Related Chains

Source-Backed Evidence Depth

KT Corporation (KT) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

41Total relationships
1Distinct source URLs
8High confidence
0.675Average confidence
2026-09-13Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

KT Corporation Suppliers

TickerNameConfidenceEvidence
SKM SK Telecom Co., Ltd. 72% Reciprocal relationship from SKM graph: Item 3.D. Risk Factors Risks Relating to Our Business Competition may reduce our market share and harm our business, financial condition and results of operati…
TLK Perusahaan Perseroan (Persero) PT Telekomunikasi Indonesia Tbk 62% Reciprocal relationship from TLK graph: Reciprocal relationship from KT graph: Reciprocal relationship from TLK graph: ble of Contents cities and regencies. As of December 31, 2025, Telkomsel provide…

KT Corporation Customers

TickerNameConfidenceEvidence
HCN-CO-LTD HCN-CO-LTD 85% W 43 billion in 2025 primarily due to impairment losses on goodwill recognized in 2024 relating to HCN Co., Ltd. and Epsilon Global Communications Pte. Ltd., which did not recur in 2025. These factor…
KDFS-CO-LTD KDFS-CO-LTD 85% civic group filed a complaint with the Seoul Central District Prosecutor’s Office against Hyeon-mo Ku, our former chief executive officer, and Kyoung-Lim Yun, our former president, alleging breach of…
KT-ESTATE-INC KT-ESTATE-INC 85% ii) interconnection services to other telecommunications companies; Ø broadband Internet access services; and Ø data communication services, including fixed-line and satellite leased line services an…
KT-NASMEDIA-CO-LTD KT-NASMEDIA-CO-LTD 85% t on a consolidated basis as of December 31, 2025, we offer TV home shopping and mobile gift voucher distribution services . Furthermore, we offer a variety of consumer products and food items on our…
KT-SAT-CO-LTD KT-SAT-CO-LTD 85% Internet backbone network, as well as rent to our customers and install necessary routers to ensure reliable Internet connection and enhanced security. We provide discount rates to qualified customer…
KT-STUDIO-GENIE-CO-LTD KT-STUDIO-GENIE-CO-LTD 85% demand and real-time broadcasting and ultra-high-definition (“UHD”) IPTV services under the brand name “Genie tv.” Our IPTV service offers access to an array of digital media contents, including broa…
KEP Korea Electric Power Corporation 72% Reciprocal relationship from KEP graph: Reciprocal relationship from KT graph: Reciprocal relationship from KEP graph: Reciprocal relationship from KT graph: Reciprocal relationship from KEP graph: R…
KEP Korea Electric Power Corporation 72% as of December 31, 2023 to 26.1 million subscribers as of December 31, 2024 due to (i) a 31.6% increase in our subscribers of mobile services for miscellaneous devices such as tablets and other IoT d…
AIRPLUG-CO-LTD AIRPLUG-CO-LTD 62% civic group filed a complaint with the Seoul Central District Prosecutor’s Office against Hyeon-mo Ku, our former chief executive officer, and Kyoung-Lim Yun, our former president, alleging breach of…
BCAR D. Boral ARC Acquisition I Corp. 62% Reciprocal relationship from BCAR graph: Reciprocal relationship from KT graph: Reciprocal relationship from BCAR graph: Reciprocal relationship from KT graph: Reciprocal relationship from BCAR graph…
BC-CARD-CO-LTD BC-CARD-CO-LTD 62% nt and deferred income tax is affected by the tax effects from the new tax system. As the Group’s income tax is dependent on the investments as well as wage increase, there is uncertainty in measurin…
BIRTH-JONG-SU-SHIN-SENIOR-VICE-PRESIDENT-GROUP BIRTH-JONG-SU-SHIN-SENIOR-VICE-PRESIDENT-GROUP 62% ty Year of Birth Jong Su Shin Senior Vice President, Group Media Strategy TF 1977 Jung Woo Lee Senior Vice President, ESG Implementation Department 1971 Junseok Kim Senior Vice President, Agentic AI …
BYUNG-GWAN-JANG-SENIOR-VICE-PRESIDENT-WIN-WIN-CO BYUNG-GWAN-JANG-SENIOR-VICE-PRESIDENT-WIN-WIN-CO 62% Headquarter 1972 Byung Gwan Jang Senior Vice President, Win-Win Cooperation Group 1970 Chang Seog Song Senior Vice President, Safety&Health Department 1970 Chan-Ho Jung Senior Vice President, IT Stra…
CAPITAL-RESOURCES CAPITAL-RESOURCES 62% utpaced the ₩ 35 billion increase in operating expenses. Operating margin for this segment increased from 14.7% in 2023 to 15.6% in 2024. Depreciation and amortization for our real estate segment, pr…
CHEAL-HO-PARK-SENIOR-VICE-PRESIDENT-POLICY-COOPE CHEAL-HO-PARK-SENIOR-VICE-PRESIDENT-POLICY-COOPE 62% Headquarter 1972 Byung Gwan Jang Senior Vice President, Win-Win Cooperation Group 1970 Chang Seog Song Senior Vice President, Safety&Health Department 1970 Chan-Ho Jung Senior Vice President, IT Stra…
CLASSIFICATION-THE-GROUP CLASSIFICATION-THE-GROUP 62% gain purchase. Intercompany transactions, balances and unrealized gains on transactions among group companies are eliminated. Unrealized losses are also eliminated unless the transaction provides evi…
CO-LTD CO-LTD 62% d lines. In April 2022, we completed a vertical spin-off of our Internet data centers business and established a wholly-owned subsidiary, kt cloud Co., Ltd., (“kt cloud”) to more effectiv ely promote…
CREDIT-EVALUATION-CORPORATION CREDIT-EVALUATION-CORPORATION 62% t meet all minimum credit criteria before receiving mobile service. The procedure includes checking the history of non-payment and credit information from banks and credit agencies such as the Nation…
CUSTOMER-BUSINESS-GROUP CUSTOMER-BUSINESS-GROUP 62% lection of an outside director resulting from the expiration of the term of the office, in which case such outside director whose term is expiring may not participate in the relevant deliberations or…
DELOITTE-ANJIN-LLC DELOITTE-ANJIN-LLC 62% ired the involvement of professionals with expertise in information technology (IT) necessary for us to identify and test the Company’s billing system used in processing the mobile revenue transactio…
EPSILON-GLOBAL-COMMUNICATIONS-PTE-LTD EPSILON-GLOBAL-COMMUNICATIONS-PTE-LTD 62% W 43 billion in 2025 primarily due to impairment losses on goodwill recognized in 2024 relating to HCN Co., Ltd. and Epsilon Global Communications Pte. Ltd., which did not recur in 2025. These factor…
HYUNDAI-MOTOR-COMPANY HYUNDAI-MOTOR-COMPANY 62% civic group filed a complaint with the Seoul Central District Prosecutor’s Office against Hyeon-mo Ku, our former chief executive officer, and Kyoung-Lim Yun, our former president, alleging breach of…
HYUN-GOO-KANG-SENIOR-VICE-PRESIDENT-GROUP HYUN-GOO-KANG-SENIOR-VICE-PRESIDENT-GROUP 62% Headquarter 1972 Byung Gwan Jang Senior Vice President, Win-Win Cooperation Group 1970 Chang Seog Song Senior Vice President, Safety&Health Department 1970 Chan-Ho Jung Senior Vice President, IT Stra…
IGIS-PROFESSIONAL-INVESTORS-PRIVATE-INVESTMENT-R IGIS-PROFESSIONAL-INVESTORS-PRIVATE-INVESTMENT-R 62% conditions, which in turn led to decreases in original content productions and online advertisements provided through KT Nasmedia and PlayD. Such impacts were partially offset by an increase in the n…
KOREA-INVESTMENT-CORPORATION KOREA-INVESTMENT-CORPORATION 62% lection of an outside director resulting from the expiration of the term of the office, in which case such outside director whose term is expiring may not participate in the relevant deliberations or…
KT-GENIE-MUSIC-CORPORATION KT-GENIE-MUSIC-CORPORATION 62% d automobiles. KT Genie Music Corporation also provides online streaming of live music performances through STAYG platform. E-commerce Services Through KT alpha Co., Ltd. (“KT alpha”), in which we he…
KT-GROUP KT-GROUP 62% rted by AI-based data analytics. In addition, we are implementing measures to prevent recurrence of such incidents, including enhancements to our organizational oversight and governance, system upgra…
KT-INVESTMENT-CO-LTD KT-INVESTMENT-CO-LTD 62% conditions, which in turn led to decreases in original content productions and online advertisements provided through KT Nasmedia and PlayD. Such impacts were partially offset by an increase in the n…
KT-TELECOP-CO-LTD KT-TELECOP-CO-LTD 62% civic group filed a complaint with the Seoul Central District Prosecutor’s Office against Hyeon-mo Ku, our former chief executive officer, and Kyoung-Lim Yun, our former president, alleging breach of…
LOLAB-CO-LTD LOLAB-CO-LTD 62% conditions, which in turn led to decreases in original content productions and online advertisements provided through KT Nasmedia and PlayD. Such impacts were partially offset by an increase in the n…

KT Corporation Debt Obligations

InstrumentDescriptionConfidenceEvidence
KT-DEBT Debt stack $8.4B 90% Market cache reports total debt of $8.4B.

KT Corporation Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for KT Corporation.

KT Corporation Ownership

HolderNameConfidenceEvidence
KT-OWNER-WELLINGTON-MANAGEMENT-GROUP-LLP WELLINGTON MANAGEMENT GROUP LLP 90% 13F overlay lists WELLINGTON MANAGEMENT GROUP LLP as top holder; 258 tracked holders.

KT Corporation Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
SKM SK Telecom Co., Ltd. 100.00 1 ['supplier']
KB KB Financial Group Inc. 100.00 2
BCAR D. Boral ARC Acquisition I Corp. 100.00 1 ['customer']
TLK Perusahaan Perseroan (Persero) PT Telekomunikasi Indonesia Tbk 100.00 1 ['supplier']
PBNNF PT Bank Negara Indonesia (Persero) Tbk 50.00 2
BNY-PK Bank of New York Mellon Corp 50.00 2
BK The Bank of New York Mellon Corporation 50.00 2
DNN Denison Mines Corp. 50.00 2
OTHERS OTHERS 50.00 2
RUSSIA RUSSIA 50.00 2
MANU Manchester 50.00 2
SHG Shinhan Financial Group Co., Ltd. 50.00 2
PENG Penguin Solutions, Inc. 50.00 2
KEP Korea Electric Power Corporation 38.88 1 ['customer']
GE GE Aerospace 15.03 2
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KT
Unlock KT Supply Chain Data
Verified relationships include:
SKMSK Telecom Co., Ltd.Supplier72%
TLKPerusahaan Perseroan (Per…Supplier62%
HCN-CO-LTDHCN-CO-LTDCustomer85%
KDFS-CO-LTDKDFS-CO-LTDCustomer85%
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