PT Bank Central Asia Tbk (BBCA), headquartered in Indonesia, leads the pack with an impressive market cap of $75.93 billion in the banking sector. Singapore’s DBS Group (D05) closely follows with a market cap of $62.48 billion. Another Indonesian bank, PT Bank Rakyat Indonesia (Persero) (BBRI), holds a substantial market cap of $57.59 billion. Diving into renewable energy, PT Barito Renewables Energy (BREN) focuses on independent power and renewable electricity production, boasting a market cap of $43.23 billion. Meanwhile, the Oversea-Chinese Banking Corporation (O39), a major player in Singapore’s banking industry, stands at $43.45 billion. PT Bank Mandiri (Persero) (BMRI), operating in Indonesia, has a market cap of $41.5 billion. In the oil and gas sector, PT Bayan Resources (BYAN) commands a market cap of $41.96 billion. For metals and mining, PT Amman Mineral Internasional (AMMN) is valued at $35.26 billion. Singapore’s United Overseas Bank (U11), operating in the banking sector, follows closely with a market cap of $35.36 billion. Lastly, Singapore Telecommunications (Z74) (commonly known as Singtel) plays a significant role in the telecommunications industry with a market cap of $28.60 billion. These companies collectively shape the economic landscape of Southeast Asia, contributing to its growth and dynamism.