South Korea

Top 4 largest South Korean Companies in the Utilities sector by Market Cap

This is the list of the largest public listed companies in the Utilities sector from South Korea by market capitalization with links to their reference stock and industry.

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Top Utilities Companies from South Korea as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
1 Korea Electric Power Corporation $20.70 B South Korea South Korean Utilities South Korean Utilities—Regulated Electric
2 Korea Electric Power Industrial Development Co. Ltd $233.2 M South Korea South Korean Utilities South Korean Utilities—Regulated Electric
3 Daesung Energy Co. Ltd $151.4 M South Korea South Korean Utilities South Korean Utilities—Regulated Gas
4 Kyungdong City Gas Co. Ltd $83.3 M South Korea South Korean Utilities South Korean Utilities—Regulated Gas

Top Utilities Companies from South Korea as of Jan. 01, 2026

1. Korea Electric Power Corporation

Company Profile: Korea Electric Power Corporation
Market Cap (USD): $20.70 B
Country: South Korea
Sector: South Korean Utilities
Industry: South Korean Utilities—Regulated Electric

2. Korea Electric Power Industrial Development Co. Ltd

Company Profile: Korea Electric Power Industrial Development Co. Ltd
Market Cap (USD): $233.2 M
Country: South Korea
Sector: South Korean Utilities
Industry: South Korean Utilities—Regulated Electric

3. Daesung Energy Co. Ltd

Company Profile: Daesung Energy Co. Ltd
Market Cap (USD): $151.4 M
Country: South Korea
Sector: South Korean Utilities
Industry: South Korean Utilities—Regulated Gas

4. Kyungdong City Gas Co. Ltd

Company Profile: Kyungdong City Gas Co. Ltd
Market Cap (USD): $83.3 M
Country: South Korea
Sector: South Korean Utilities
Industry: South Korean Utilities—Regulated Gas

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