Thailand

Top 440 largest Thai Companies by Market Cap

This is the list of the largest public listed companies from Thailand by market capitalization with links to their reference stock, sector and industry.

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Top Companies from Thailand as of Jan. 01, 2025

Rank Company Market Cap (USD) Country Sector Industry
1 Delta Electronics $50.32 B Thailand Thai Industrials Thai Electrical Equipment & Parts
2 PTT PCL $25.79 B Thailand Thai Energy Thai Oil & Gas Integrated
3 Airports of Thailand Public Company Ltd $24.24 B Thailand Thai Industrials Thai Airports & Air Services
4 Advanced Info Service PCL $23.74 B Thailand Thai Communication Services Thai Telecom Services
5 Gulf Energy Development Public Company Ltd $20.25 B Thailand Thai Utilities Thai Utilities—Renewable
6 PTT Exploration & Production PCL $15.03 B Thailand Thai Energy Thai Oil & Gas E&P
7 CP ALL Public Company Ltd $14.00 B Thailand Thai Consumer Staples Thai Grocery Stores
8 The Siam Commercial Bank Public Company Ltd $11.92 B Thailand Thai Financials Thai Banks—Regional
9 Bangkok Dusit Medical Services Public Company Ltd $10.88 B Thailand Thai Healthcare Thai Medical Care Facilities
10 Siam Makro Public Company Ltd $10.74 B

(July 1, 2023)

 Thailand Thai Consumer Discretionary Thai Department Stores
11 True Corp Public Company Ltd $10.67 B Thailand Thai Communication Services Thai Telecom Services
12 Kasikornbank Public Company Ltd $10.52 B Thailand Thai Financials Thai Banks—Regional
13 Thai Beverage Public Company Ltd $9.94 B Thailand Thai Consumer Staples Thai Beverages—Wineries & Distilleries
14 Intouch Holdings Public Company Ltd $9.39 B Thailand Thai Communication Services Thai Telecom Services
15 Krung Thai Bank PCL $9.00 B Thailand Thai Financials Thai Banks—Regional
16 Bangkok Bank Public Company Ltd $8.31 B Thailand Thai Financials Thai Banks—Regional
17 Central Pattana Public Company Ltd $6.83 B Thailand Thai Real Estate Thai Real Estate—Diversified
18 Central Retail Corp Public Company Ltd $6.06 B Thailand Thai Consumer Discretionary Thai Department Stores
19 The Siam Cement Public Company Ltd $5.45 B Thailand Thai Basic Materials Thai Specialty Chemicals
20 TMB Bank Public Company Ltd $5.25 B Thailand Thai Financials Thai Banks—Regional
21 Bank of Ayudhya Public Company Ltd $5.19 B Thailand Thai Financials Thai Banks—Regional
22 Charoen Pokphand Foods Public Company Ltd $5.10 B Thailand Thai Consumer Staples Thai Farm Products
23 Bumrungrad Hospital Public Company Ltd $4.48 B Thailand Thai Healthcare Thai Medical Care Facilities
24 PTT Oil and Retail Business Public Company Ltd $4.15 B Thailand Thai Energy Thai Oil & Gas Refining & Marketing
25 Minor International Public Company Ltd $3.95 B Thailand Thai Consumer Discretionary Thai Lodging
26 Indorama Ventures Public Company Ltd $3.88 B Thailand Thai Basic Materials Thai Chemicals
27 Krungthai Card Public Company Ltd $3.53 B Thailand Thai Financials Thai Credit Services
28 Home Product Center Public Company Ltd $3.47 B Thailand Thai Consumer Discretionary Thai Home Improvement Retail
29 Asset World Corp Public Company Ltd $3.45 B Thailand Thai Consumer Discretionary Thai Lodging
30 PTT Global Chemical Public Company Ltd $3.27 B Thailand Thai Basic Materials Thai Chemicals

Top Companies from Thailand as of Jan. 01, 2025

1. Delta Electronics

Company Profile: Delta Electronics
Market Cap (USD): $50.32 B
Country: Thailand
Sector: Thai Industrials
Industry: Thai Electrical Equipment & Parts

2. PTT PCL

Company Profile: PTT PCL
Market Cap (USD): $25.79 B
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas Integrated

3. Airports of Thailand Public Company Ltd

Company Profile: Airports of Thailand Public Company Ltd
Market Cap (USD): $24.24 B
Country: Thailand
Sector: Thai Industrials
Industry: Thai Airports & Air Services

4. Advanced Info Service PCL

Company Profile: Advanced Info Service PCL
Market Cap (USD): $23.74 B
Country: Thailand
Sector: Thai Communication Services
Industry: Thai Telecom Services

5. Gulf Energy Development Public Company Ltd

Company Profile: Gulf Energy Development Public Company Ltd
Market Cap (USD): $20.25 B
Country: Thailand
Sector: Thai Utilities
Industry: Thai Utilities—Renewable

6. PTT Exploration & Production PCL

Company Profile: PTT Exploration & Production PCL
Market Cap (USD): $15.03 B
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas E&P

7. CP ALL Public Company Ltd

Company Profile: CP ALL Public Company Ltd
Market Cap (USD): $14.00 B
Country: Thailand
Sector: Thai Consumer Staples
Industry: Thai Grocery Stores

8. The Siam Commercial Bank Public Company Ltd

Company Profile: The Siam Commercial Bank Public Company Ltd
Market Cap (USD): $11.92 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Banks—Regional

9. Bangkok Dusit Medical Services Public Company Ltd

Company Profile: Bangkok Dusit Medical Services Public Company Ltd
Market Cap (USD): $10.88 B
Country: Thailand
Sector: Thai Healthcare
Industry: Thai Medical Care Facilities

10. Siam Makro Public Company Ltd

Company Profile: Siam Makro Public Company Ltd
Market Cap (USD): $10.74 B (July 1, 2023)
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Department Stores

11. True Corp Public Company Ltd

Company Profile: True Corp Public Company Ltd
Market Cap (USD): $10.67 B
Country: Thailand
Sector: Thai Communication Services
Industry: Thai Telecom Services

12. Kasikornbank Public Company Ltd

Company Profile: Kasikornbank Public Company Ltd
Market Cap (USD): $10.52 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Banks—Regional

13. Thai Beverage Public Company Ltd

Company Profile: Thai Beverage Public Company Ltd
Market Cap (USD): $9.94 B
Country: Thailand
Sector: Thai Consumer Staples
Industry: Thai Beverages—Wineries & Distilleries

14. Intouch Holdings Public Company Ltd

Company Profile: Intouch Holdings Public Company Ltd
Market Cap (USD): $9.39 B
Country: Thailand
Sector: Thai Communication Services
Industry: Thai Telecom Services

15. Krung Thai Bank PCL

Company Profile: Krung Thai Bank PCL
Market Cap (USD): $9.00 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Banks—Regional

16. Bangkok Bank Public Company Ltd

Company Profile: Bangkok Bank Public Company Ltd
Market Cap (USD): $8.31 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Banks—Regional

17. Central Pattana Public Company Ltd

Company Profile: Central Pattana Public Company Ltd
Market Cap (USD): $6.83 B
Country: Thailand
Sector: Thai Real Estate
Industry: Thai Real Estate—Diversified

18. Central Retail Corp Public Company Ltd

Company Profile: Central Retail Corp Public Company Ltd
Market Cap (USD): $6.06 B
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Department Stores

19. The Siam Cement Public Company Ltd

Company Profile: The Siam Cement Public Company Ltd
Market Cap (USD): $5.45 B
Country: Thailand
Sector: Thai Basic Materials
Industry: Thai Specialty Chemicals

20. TMB Bank Public Company Ltd

Company Profile: TMB Bank Public Company Ltd
Market Cap (USD): $5.25 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Banks—Regional

21. Bank of Ayudhya Public Company Ltd

Company Profile: Bank of Ayudhya Public Company Ltd
Market Cap (USD): $5.19 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Banks—Regional

22. Charoen Pokphand Foods Public Company Ltd

Company Profile: Charoen Pokphand Foods Public Company Ltd
Market Cap (USD): $5.10 B
Country: Thailand
Sector: Thai Consumer Staples
Industry: Thai Farm Products

23. Bumrungrad Hospital Public Company Ltd

Company Profile: Bumrungrad Hospital Public Company Ltd
Market Cap (USD): $4.48 B
Country: Thailand
Sector: Thai Healthcare
Industry: Thai Medical Care Facilities

24. PTT Oil and Retail Business Public Company Ltd

Company Profile: PTT Oil and Retail Business Public Company Ltd
Market Cap (USD): $4.15 B
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas Refining & Marketing

25. Minor International Public Company Ltd

Company Profile: Minor International Public Company Ltd
Market Cap (USD): $3.95 B
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Lodging

26. Indorama Ventures Public Company Ltd

Company Profile: Indorama Ventures Public Company Ltd
Market Cap (USD): $3.88 B
Country: Thailand
Sector: Thai Basic Materials
Industry: Thai Chemicals

27. Krungthai Card Public Company Ltd

Company Profile: Krungthai Card Public Company Ltd
Market Cap (USD): $3.53 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Credit Services

28. Home Product Center Public Company Ltd

Company Profile: Home Product Center Public Company Ltd
Market Cap (USD): $3.47 B
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Home Improvement Retail

29. Asset World Corp Public Company Ltd

Company Profile: Asset World Corp Public Company Ltd
Market Cap (USD): $3.45 B
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Lodging

30. PTT Global Chemical Public Company Ltd

Company Profile: PTT Global Chemical Public Company Ltd
Market Cap (USD): $3.27 B
Country: Thailand
Sector: Thai Basic Materials
Industry: Thai Chemicals

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