2Suppliers
30Customers
1Debt Items
20Related 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.

37Total relationships
2Distinct source URLs
8High confidence
0.689Average confidence
2026-10-28Latest 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: rage number of LTE subscribers for such month. 5 Table of Contents (19) The average monthly churn rate for a period is the number calculated by dividing the su…
TLK Perusahaan Perseroan (Persero) PT Telekomunikasi Indonesia Tbk 62% Reciprocal relationship from TLK graph: ble of Contents cities and regencies. As of December 31, 2025, Telkomsel provides 5G services in locations including Bandung, Surabaya, and Batam. In December …

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…
FISI Financial Institutions, Inc. 72% Reciprocal relationship from FISI graph: Reciprocal relationship from KT graph: Reciprocal relationship from FISI graph: Reciprocal relationship from KT graph: hareholders’ equity 2018.12.31 + 100 bp…
FISI Financial Institutions, Inc. 72% hareholders’ equity 2018.12.31 + 100 bp ₩ 1,059 ₩ 9,689 - 100 bp (1,958 ) (10,237 ) 2019.12.31 + 100 bp ₩ 425 ₩ 14,764 - 100 bp (482 ) (19,280 ) 2020.12.31 + 100 bp ₩ 973 ₩ 18,584 - 100 bp (973 ) (19…
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…
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: as of December 31, 2023 to 26.1 million s…
SKM SK Telecom Co., Ltd. 72% Reciprocal relationship from SKM graph: Reciprocal relationship from KT graph: Reciprocal relationship from SKM graph: rage number of LTE subscribers for such month. 5 Table of Contents (19) The aver…
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: nt and deferred income tax is affected by the tax effects from the new tax system. As the Group’s income tax is depende…
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…
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…
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…
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…
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-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…
MEGAZONE-CLOUD-CORPORATION MEGAZONE-CLOUD-CORPORATION 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…
PRESIDENT-GROUP PRESIDENT-GROUP 62% ce President, Group Synergy Department 1971 Jaehyoung Park Senior Vice President, Frontier AI Lab 1976 Jaeyoung Yang Senior Vice President, AX Tech Unit 1975 Je Hoon Myung Senior Vice President 1972 …
SUNG-HWAN-LEE-SENIOR-VICE-PRESIDENT-INFORMATION- SUNG-HWAN-LEE-SENIOR-VICE-PRESIDENT-INFORMATION- 62% r Vice President, Executive Operations Department 1971 Seon-Il Jeong Senior Vice President, Network O&M Innovation Unit 1968 Seoung-Taek Baek Senior Vice President, Western Enterprise Customer Sales …
SUN-JOO-LEE-EXECUTIVE-VICE-PRESIDENT-GROUP-HUMAN SUN-JOO-LEE-EXECUTIVE-VICE-PRESIDENT-GROUP-HUMAN 62% ecurity Office 1967 Sun-Joo Lee Executive Vice President, Group Human Resources Office 1969 Tae Jun Heo Executive Vice President, Strategy Office 1970 Won Tae Kim Executive Vice President, Public/Fin…

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
FISI Financial Institutions, Inc. 100.00 1 ['customer']
KB KB Financial Group Inc. 100.00 2
TLK Perusahaan Perseroan (Persero) PT Telekomunikasi Indonesia Tbk 100.00 1 ['supplier']
BCAR D. Boral ARC Acquisition I Corp. 100.00 1 ['customer']
KEP Korea Electric Power Corporation 100.00 1 ['customer']
SKM SK Telecom Co., Ltd. 100.00 1 ['customer', 'supplier']
BRBS Blue Ridge Bankshares, Inc. 50.00 2
BLX Banco Latinoamericano de Comercio Exterior, S. A. 50.00 2
AUBN Auburn National Bancorporation, Inc. 50.00 2
BBAAY Alibaba Group Holding Ltd 50.00 2
BMA Banco Macro S.A. 50.00 2
CNF CNFinance Holdings Limited 50.00 2
AVAL Grupo Aval Acciones y Valores S.A. 50.00 2
FHN First Horizon Corporation 50.00 2
BSRR Sierra Bancorp 50.00 2
BML-PJ Bank of America Corporation 50.00 2
VRNO Verano Holdings Corp. 50.00 2
EFSCP ENTERPRISE FINANCIAL SERVICES CORP 50.00 2
CMTV Community Bancorp 50.00 2
BULLW Webull Corp 50.00 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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