As of January 16, 2025, DELTA ELECTRONICS (THAILAND) is the most valuable company in Thailand, with a market cap of $50.44 billion. Following it are PTT ($25.78 billion) and ADVANCED INFO SERVICE ($24.65 billion).
Which one is the most valuable in Thailand by market cap? This list comprises the biggest companies currently in Thailand by market cap in 2024:
Thailand’s Largest Companies by market capitalization, 2024
| RANK | COMPANY | MARKET CAPITAL (USD DOLLAR) |
|---|---|---|
| 1 | DELTA ELECTRONICS (THAILAND) | $50.44 billion |
| 2 | PTT | $25.78 billion |
| 3 | ADVANCED INFO SERVICE | $24.65 billion |
| 4 | AIRPORTS OF THAILAND | $23.73 billion |
| 5 | GULF ENERGY DEVELOPMENT | $20.33 billion |
| 6 | PTT EXPLORATION AND PRODUCTION | $14.79 billion |
| 7 | CP ALL | $14.47 billion |
| 8 | THE SIAM COMMERCIAL BANK | $11.82 billion |
| 9 | TRUE CORPORATION | $11.78 billion |
| 10 | KASIKORNBANK | $11.19 billion |
| 11 | BANGKOK DUSIT MEDICAL SERVICES | $10.92 billion |
| 12 | INTOUCH HOLDINGS | $9.35 billion |
| 13 | KRUNG THAI BANK | $8.96 billion |
| 14 | BANGKOK BANK | $8.46 billion |
| 15 | CP AXTRGDS | $8.21 billion |
| 16 | CENTRAL PATTANA | $7.03 billion |
| 17 | CENTRAL RETAIL CORPORATION | $5.92 billion |
| 18 | THE SIAM CEMENT | $5.48 billion |
| 19 | CHAROEN POKPHAND FOODS | $5.31 billion |
| 20 | BANK OF AYUDHYA | $5.18 billion |
| 21 | TMBTHANACHART BANK | $5.15 billion |
| 22 | BUMRUNGRAD HOSPITAL | $4.47 billion |
| 23 | PTT OIL AND RETAIL BUSINESS | $4.23 billion |
| 24 | MINOR INTERNATIONAL | $3.91 billion |
| 25 | INDORAMA VENTURES | $3.81 billion |
| 26 | KRUNGTHAI CARD | $3.78 billion |
| 27 | GLOW ENERGY PUBLIC COMPANY LIMITED | $3.72 billion |
| 28 | THAI LIFE INSURANCE | $3.64 billion |
| 29 | HOME PRODUCT CENTER | $3.32 billion |
| 30 | PTT GLOBAL CHEMICAL | $3 billion |
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