South Korea

Top 16 largest South Korean Companies in the Technology sector by Market Cap

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

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Top Technology Companies from South Korea as of Jul. 01, 2025

Rank Company Market Cap (USD) Country Sector Industry
1 Samsung Electronics Co., Ltd. $310.49 B South Korea South Korean Technology South Korean Consumer Electronics
2 SK hynix, Inc. $141.77 B South Korea South Korean Technology South Korean Semiconductors
3 LG Electronics, Inc. $9.85 B South Korea South Korean Technology South Korean Consumer Electronics
4 LG Display Co. Ltd $3.42 B South Korea South Korean Technology South Korean Consumer Electronics
5 Hyundai Autoever Corp $3.41 B South Korea South Korean Technology South Korean Information Technology Services
6 Cuckoo Holdings Co. Ltd $700.1 M South Korea South Korean Technology South Korean Consumer Electronics
7 DAEDUCK ELECTRONICS Co.,Ltd. $663.3 M South Korea South Korean Technology South Korean Electronic Components
8 Solus Advanced Materials Co. Ltd $451.0 M South Korea South Korean Technology South Korean Electronic Components
9 CUCKOO Homesys Co. Ltd $441.4 M South Korea South Korean Technology South Korean Electronics & Computer Distribution
10 KCTech Co. Ltd $415.9 M South Korea South Korean Technology South Korean Semiconductor Equipment & Materials
11 HAESUNG DS Co. Ltd $368.5 M South Korea South Korean Technology South Korean Semiconductor Equipment & Materials
12 Hyundai Energy Solutions Co.,Ltd $360.5 M South Korea South Korean Technology South Korean Solar
13 DREAMTECH Co. Ltd $300.6 M South Korea South Korean Technology South Korean Electronic Components
14 Lotte Data Communication Company $252.1 M South Korea South Korean Technology South Korean Information Technology Services
15 Woojin, Inc. $140.4 M South Korea South Korean Technology South Korean Scientific & Technical Instruments
16 Asiana IDT, Inc. $99.4 M South Korea South Korean Technology South Korean Information Technology Services

Top Technology Companies from South Korea as of Jul. 01, 2025

1. Samsung

Company Profile: Samsung Electronics Co., Ltd.
Market Cap (USD): $310.49 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

2. SK hynix, Inc.

Company Profile: SK hynix, Inc.
Market Cap (USD): $141.77 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Semiconductors

3. LG Electronics, Inc.

Company Profile: LG Electronics, Inc.
Market Cap (USD): $9.85 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

4. LG Display Co. Ltd

Company Profile: LG Display Co. Ltd
Market Cap (USD): $3.42 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

5. Hyundai Autoever Corp

Company Profile: Hyundai Autoever Corp
Market Cap (USD): $3.41 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Information Technology Services

6. Cuckoo Holdings Co. Ltd

Company Profile: Cuckoo Holdings Co. Ltd
Market Cap (USD): $700.1 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

7. DAEDUCK ELECTRONICS Co.,Ltd.

Company Profile: DAEDUCK ELECTRONICS Co.,Ltd.
Market Cap (USD): $663.3 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Electronic Components

8. Solus Advanced Materials Co. Ltd

Company Profile: Solus Advanced Materials Co. Ltd
Market Cap (USD): $451.0 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Electronic Components

9. CUCKOO Homesys Co. Ltd

Company Profile: CUCKOO Homesys Co. Ltd
Market Cap (USD): $441.4 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Electronics & Computer Distribution

10. KCTech Co. Ltd

Company Profile: KCTech Co. Ltd
Market Cap (USD): $415.9 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Semiconductor Equipment & Materials

11. HAESUNG DS Co. Ltd

Company Profile: HAESUNG DS Co. Ltd
Market Cap (USD): $368.5 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Semiconductor Equipment & Materials

12. Hyundai Energy Solutions Co.,Ltd

Company Profile: Hyundai Energy Solutions Co.,Ltd
Market Cap (USD): $360.5 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Solar

13. DREAMTECH Co. Ltd

Company Profile: DREAMTECH Co. Ltd
Market Cap (USD): $300.6 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Electronic Components

14. Lotte Data Communication Company

Company Profile: Lotte Data Communication Company
Market Cap (USD): $252.1 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Information Technology Services

15. Woojin, Inc.

Company Profile: Woojin, Inc.
Market Cap (USD): $140.4 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Scientific & Technical Instruments

16. Asiana IDT, Inc.

Company Profile: Asiana IDT, Inc.
Market Cap (USD): $99.4 M
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Information Technology Services

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