• SK Group
  •  Overview
  • Last Modified:
  • February 23, 2026
  • Company type:
  • Public
  • Industry:
  • Oil and Gas
  • Verified:
  • No
  • No of Employees:
  • 1 001 - 10 000
  • Stock Code:
  • KRX
  • Download
  • Signed Health Status Declaration Form
  • Turnover $50m + ?:
  • Yes
  • Headquarters:
  • Jongno-gu, Seoul, South Korea
  • Public Interest Score:
  • 750+

 

  • SK Group
  • General Information

Description

SK Group is South Korea’s third-largest conglomerate with more than 120 operating companies that have a combined annual revenue of more than $119 billion. SK’s operating companies are focused on four major areas: Semiconductors, Telecommunications, Energy and Life Sciences. Three of SK’s operating companies, SK Hynix, SK Innovation and SK Telecom are each ranked individually among the world’s top publicly traded companies on the Forbes Global 2000. SK Holdings, SK’s investment-oriented holding company, is ranked among the top 100 publicly traded firms on the Fortune Global 500 list.

Chi-Won Yoon:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Hyun Ju Pak:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Seon Hee Kim:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Tae won Chey:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Yong ho Jang:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Sung Hyung Lee:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Dong Soo Kang:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No
Kwan Young Lee:
qone: No, qtwo: No, qthree: No, qfour: No, qfive: No, qsix: No

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5 Benchmark > 4 Excellent > 3  Good > 2 Caution > 1 Risk

 

  • Company Information
  • Company System Number:
  • 15560
  • Founded Year: 
  • 1953
  • Registration Number: 
  • 9429041034194
  • Country: 
  • Korea (South)
  • Stock Exchanges: 
    • Korea Exchange (KOSDAQ)
  • Financial year end: 
  • December
  • No. of Countries operations: 
  • 120
  • Company Status: 
  • In Business
  • Industry Sub Category: 
  • Petrochemical, Power, Environmental Protection, Industrial, Civil, Building, Housing.
  • Date listed on Stock Exchange: 
  • 11/11/2009

 

  • Contact Information
  • Business operation: 
  • SK's operating companies are focused on four major areas: Semiconductors, Telecommunications, Energy and Life Sciences.
  • Primary office: 
  • 26, Jong-Ro, Jongno-Gu, Seoul, 03188

 

  • Additional Information
  • Listed?: 
  • Yes
  • Company secretary: 
  • Reporting currency: 
  • KRW
  • ISIN number (12 digit): 
034730
KR7034730002
  • Authorised shares:
  • Issued shares:
  • 56 152 943 000
  • No of shareholders:
  • 1001 and more shareholders
  • No of shareholders holding 20%:
  • 0 shareholders
  • Number of shares traded
  • Per Year:
  • Per Quarter:
  • Per Month:

 

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Material Subsidiaries/Associates


For a comprehensive list, please contact InsidEntity.

Credit Rating

NameLogoCountryHeadquartersRating
FitchCredit LogoUnited States of AmericaNew YorkA-

 

Countries Operations/ Offices


 

Company Directors

Name
Nationality
Age
Role
Qualification
Name

Chi-Won

Non Executive
NationalityKorea (South)
67
RoleNED
QualificationMBA
Date Appointed: 27/03/2024
Duration:
1 year and 11 months
Independance: Y
Profile
Name

Hyun Ju Helen

Non Executive
NationalityKorea (South)
RoleNED
QualificationBA,J.D
Date Appointed: 29/03/2023
Duration:
2 years and 11 months
Independance: Y
Profile
Name

Seon Hee

Non Executive
NationalityKorea (South)
56
RoleNED
QualificationNot Available
Date Appointed: 27/03/2024
Duration:
1 year and 11 months
Independance: Y
Profile
Name

Tae won

Executive
NationalityKorea (South)
65
RoleCEO
QualificationBA, PHY, , Ph.D.
Date Appointed: 29/03/2022
Duration:
3 years and 11 months
Independance: Y
Profile
Name

Yong ho

Executive
NationalityKorea (South)
RoleCEO
QualificationNot available
Date Appointed: 27/03/2024
Duration:
1 year and 11 months
Independance: Y
Profile
Name

Sung Hyung

Non Executive
NationalityKorea (South)
60
RoleNED
QualificationNot available
Date Appointed: 29/03/2023
Duration:
2 years and 11 months
Independance: Y
Profile
Name

Dong

Executive
NationalityKorea (South)
RoleED
QualificationNot Available
Date Appointed: 26/03/2025
Duration:
0 year and 11 months
Independance: Y
Profile
Name

Kwan Young

Non Executive
NationalityKorea (South)
RoleNED
QualificationNot Available
Date Appointed: 26/03/2025
Duration:
0 year and 11 months
Independance: Y
Profile
Name

Hyun Ju Helen

Non Executive
NationalityKorea (South)
RoleNED
QualificationBA,J.D
Date Appointed: 29/03/2023
Duration:
2 years and 11 months
Independance: Y
Profile
Name

Yong ho

Executive
NationalityKorea (South)
RoleCEO
QualificationNot available
Date Appointed: 26/03/2025
Duration:
0 year and 11 months
Independance: Y
Profile

 

Directors Tenure

Name
Duration
Name

Chi-Won Yoon

Duration1 year and 11 months
Profile
Name

Hyun Ju Helen Pak

Duration2 years and 11 months
Profile
Name

Seon Hee Kim

Duration1 year and 11 months
Profile
Name

Tae won Chey

Duration3 years and 11 months
Profile
Name

Yong ho Jang

Duration1 year and 11 months
Profile
Name

Sung Hyung Lee

Duration2 years and 11 months
Profile
Name

Dong Soo Kang

Duration0 year and 11 months
Profile
Name

Kwan Young Lee

Duration0 year and 11 months
Profile
Name

Hyun Ju Helen Pak

Duration2 years and 11 months
Profile
Name

Yong ho Jang

Duration0 year and 11 months
Profile

 

Director Experience

Name
Experience
Name

Chi-Won

Experience Other
Profile
Name

Hyun Ju Helen

Experience Legal
Profile
Name

Seon Hee

Experience Other
Profile
Name

Tae won

Experience Oil and Gas, Other
Profile
Name

Yong ho

Experience Oil and Gas
Profile
Name

Sung Hyung

Experience Financial Services, Other
Profile
Name

Dong

Experience Financial Services, Business Services
Profile
Name

Kwan Young

Experience Engineering, Chemicals
Profile
Name

Hyun Ju Helen

Experience Legal
Profile
Name

Jong Ho

Experience Other
Profile

 

Company Auditors

Name
Date Appointed
Years
Name

Ernst & Young

Date Appointed01/01/2017
Year9 years and 2 months
Profile

 

Company Past Directors

Name
ED/NED
Role
Name

Dong Hyun

ED/NEDExecutive
RoleCEO
Date Appointed: 29/03/2023
Date Resigned: 01/01/2025
Profile
Name

Dae Sik

ED/NEDNon Executive
RoleDirector
Date Appointed: 29/03/2021
Date Resigned: 01/01/2025
Profile
Name

Jae Ho

ED/NEDNon Executive
RoleChairman
Date Appointed: 29/03/2022
Date Resigned: 20/03/2024
Profile
Name

Byoung Ho

ED/NEDNon Executive
RoleNED
Date Appointed: 29/03/2022
Date Resigned: 26/03/2025
Profile

 

Company Committees

Name

Chi-Won Yoon

Mainboard, Audit, Remuneration BD, AU, NG
Profile
Name

Hyun Ju Helen Pak

Mainboard, Audit, Remuneration BD, AU, NG, OT
Profile
Name

Seon Hee Kim

Mainboard, Audit, Remuneration BD, NG, OT
Profile
Name

Tae won Chey

Mainboard, Audit, Remuneration BD, NG
Profile
Name

Yong ho Jang

Mainboard, Audit, Remuneration BD
Profile
Name

Sung Hyung Lee

Mainboard, Audit, Remuneration BD
Profile
Name

Dong Soo Kang

Mainboard, Audit, Remuneration BD
Profile
Name

Kwan Young Lee

Mainboard, Audit, Remuneration BD
Profile
Name

Hyun Ju Helen Pak

Mainboard, Audit, Remuneration BD
Profile
Name

Jong Ho Jeong

Mainboard, Audit, Remuneration BD
Profile

 

Committee
Abbreviation
Supervisory Board
SB
Board
BD
Risk & Compliance
RC
Audit
AU
Remuneration
RE
Capital investment
CI
Industry Specific
IS
Nominations & Governance
NG
Health, Safety & Environment
HS
Social & Ethics
SE
Technology
TE
Executive
EX
Other
OT