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, 2026

Rank Company Market Cap (USD) Country Sector Industry
61 B.Grimm Power Public Company Ltd $1.13 B Thailand Thai Utilities Thai Utilities—Independent Power Producers
62 Siam Global House Public Company Ltd $1.12 B Thailand Thai Consumer Discretionary Thai Home Improvement Retail
63 WHA Premium Growth Freehold And Leasehold Real Estate Investment Trust $1.07 B Thailand Thai Real Estate Thai REIT—Diversified
64 Supalai Public Company Ltd $1.03 B Thailand Thai Real Estate Thai Real Estate—Development
65 Bangkok Life Assurance Public Company Ltd $1.01 B Thailand Thai Financials Thai Insurance—Life
66 JWD InfoLogistics Public Company Ltd $1.01 B

(April 1, 2023)

 Thailand Thai Industrials Thai Integrated Freight & Logistics
67 Bangkok Insurance Public Company Ltd $959.7 M

(Jan. 1, 2024)

 Thailand Thai Financials Thai Insurance—Property & Casualty
68 Mega Lifesciences Public Company Ltd $947.6 M Thailand Thai Healthcare Thai Drug Manufacturers—Specialty & Generic
69 Bangkok Airways Public Company Ltd $938.6 M Thailand Thai Industrials Thai Airlines
70 Esso $900.7 M

(Jan. 1, 2024)

 Thailand Thai Energy Thai Oil & Gas Refining & Marketing
71 AP $858.6 M Thailand Thai Real Estate Thai Real Estate—Development
72 Thaifoods Group Public Company Ltd $839.0 M Thailand Thai Consumer Staples Thai Farm Products
73 TOA Paint $818.2 M Thailand Thai Basic Materials Thai Specialty Chemicals
74 Star Petroleum Refining Public Company Ltd $784.3 M Thailand Thai Energy Thai Oil & Gas Refining & Marketing
75 KCE Electronics Public Company Ltd $784.0 M Thailand Thai Technology Thai Electronic Components
76 Bangkok Chain Hospital Public Company Ltd $783.5 M Thailand Thai Healthcare Thai Medical Care Facilities
77 MBK Public Company Ltd $762.8 M Thailand Thai Real Estate Thai Real Estate Services
78 AEON Thana Sinsap $756.6 M Thailand Thai Financials Thai Credit Services
79 Bangkok Commercial Asset Management Company Ltd $753.9 M Thailand Thai Financials Thai Asset Management
80 Sansiri Public Company Ltd $741.5 M Thailand Thai Real Estate Thai Real Estate—Development
81 Jasmine Telecom Systems Public Company Ltd $711.8 M Thailand Thai Communication Services Thai Telecom Services
82 Regional Container Lines Public Company Ltd $703.5 M Thailand Thai Industrials Thai Marine Shipping
83 Tipco Asphalt Public Company Ltd $701.2 M Thailand Thai Basic Materials Thai Building Materials
84 VGI Public Company Ltd $689.7 M Thailand Thai Communication Services Thai Advertising Agencies
85 Ramkhamhaeng Hospital Public Company Ltd $685.5 M Thailand Thai Healthcare Thai Medical Care Facilities
86 President Bakery Public Company Ltd $664.0 M Thailand Thai Consumer Staples Thai Packaged Foods
87 Thai Central Chemical Public Company Ltd $659.8 M

(July 1, 2023)

 Thailand Thai Basic Materials Thai Agricultural Inputs
88 IRPC PCL $654.2 M Thailand Thai Energy Thai Oil & Gas Refining & Marketing
89 BCPG Public Company Ltd $646.5 M Thailand Thai Utilities Thai Utilities—Renewable
90 CH. Karnchang Public Company Ltd $629.2 M Thailand Thai Industrials Thai Engineering & Construction

Top Companies from Thailand as of Jan. 01, 2026

61. B.Grimm Power Public Company Ltd

Company Profile: B.Grimm Power Public Company Ltd
Market Cap (USD): $1.13 B
Country: Thailand
Sector: Thai Utilities
Industry: Thai Utilities—Independent Power Producers

62. Siam Global House Public Company Ltd

Company Profile: Siam Global House Public Company Ltd
Market Cap (USD): $1.12 B
Country: Thailand
Sector: Thai Consumer Discretionary
Industry: Thai Home Improvement Retail

63. WHA Premium Growth Freehold And Leasehold Real Estate Investment Trust

Company Profile: WHA Premium Growth Freehold And Leasehold Real Estate Investment Trust
Market Cap (USD): $1.07 B
Country: Thailand
Sector: Thai Real Estate
Industry: Thai REIT—Diversified

64. Supalai Public Company Ltd

Company Profile: Supalai Public Company Ltd
Market Cap (USD): $1.03 B
Country: Thailand
Sector: Thai Real Estate
Industry: Thai Real Estate—Development

65. Bangkok Life Assurance Public Company Ltd

Company Profile: Bangkok Life Assurance Public Company Ltd
Market Cap (USD): $1.01 B
Country: Thailand
Sector: Thai Financials
Industry: Thai Insurance—Life

66. JWD InfoLogistics Public Company Ltd

Company Profile: JWD InfoLogistics Public Company Ltd
Market Cap (USD): $1.01 B (April 1, 2023)
Country: Thailand
Sector: Thai Industrials
Industry: Thai Integrated Freight & Logistics

67. Bangkok Insurance Public Company Ltd

Company Profile: Bangkok Insurance Public Company Ltd
Market Cap (USD): $959.7 M (Jan. 1, 2024)
Country: Thailand
Sector: Thai Financials
Industry: Thai Insurance—Property & Casualty

68. Mega Lifesciences Public Company Ltd

Company Profile: Mega Lifesciences Public Company Ltd
Market Cap (USD): $947.6 M
Country: Thailand
Sector: Thai Healthcare
Industry: Thai Drug Manufacturers—Specialty & Generic

69. Bangkok Airways Public Company Ltd

Company Profile: Bangkok Airways Public Company Ltd
Market Cap (USD): $938.6 M
Country: Thailand
Sector: Thai Industrials
Industry: Thai Airlines

70. Esso

Company Profile: Esso
Market Cap (USD): $900.7 M (Jan. 1, 2024)
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas Refining & Marketing

71. AP

Company Profile: AP
Market Cap (USD): $858.6 M
Country: Thailand
Sector: Thai Real Estate
Industry: Thai Real Estate—Development

72. Thaifoods Group Public Company Ltd

Company Profile: Thaifoods Group Public Company Ltd
Market Cap (USD): $839.0 M
Country: Thailand
Sector: Thai Consumer Staples
Industry: Thai Farm Products

73. TOA Paint

Company Profile: TOA Paint
Market Cap (USD): $818.2 M
Country: Thailand
Sector: Thai Basic Materials
Industry: Thai Specialty Chemicals

74. Star Petroleum Refining Public Company Ltd

Company Profile: Star Petroleum Refining Public Company Ltd
Market Cap (USD): $784.3 M
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas Refining & Marketing

75. KCE Electronics Public Company Ltd

Company Profile: KCE Electronics Public Company Ltd
Market Cap (USD): $784.0 M
Country: Thailand
Sector: Thai Technology
Industry: Thai Electronic Components

76. Bangkok Chain Hospital Public Company Ltd

Company Profile: Bangkok Chain Hospital Public Company Ltd
Market Cap (USD): $783.5 M
Country: Thailand
Sector: Thai Healthcare
Industry: Thai Medical Care Facilities

77. MBK Public Company Ltd

Company Profile: MBK Public Company Ltd
Market Cap (USD): $762.8 M
Country: Thailand
Sector: Thai Real Estate
Industry: Thai Real Estate Services

78. AEON Thana Sinsap

Company Profile: AEON Thana Sinsap
Market Cap (USD): $756.6 M
Country: Thailand
Sector: Thai Financials
Industry: Thai Credit Services

79. Bangkok Commercial Asset Management Company Ltd

Company Profile: Bangkok Commercial Asset Management Company Ltd
Market Cap (USD): $753.9 M
Country: Thailand
Sector: Thai Financials
Industry: Thai Asset Management

80. Sansiri Public Company Ltd

Company Profile: Sansiri Public Company Ltd
Market Cap (USD): $741.5 M
Country: Thailand
Sector: Thai Real Estate
Industry: Thai Real Estate—Development

81. Jasmine Telecom Systems Public Company Ltd

Company Profile: Jasmine Telecom Systems Public Company Ltd
Market Cap (USD): $711.8 M
Country: Thailand
Sector: Thai Communication Services
Industry: Thai Telecom Services

82. Regional Container Lines Public Company Ltd

Company Profile: Regional Container Lines Public Company Ltd
Market Cap (USD): $703.5 M
Country: Thailand
Sector: Thai Industrials
Industry: Thai Marine Shipping

83. Tipco Asphalt Public Company Ltd

Company Profile: Tipco Asphalt Public Company Ltd
Market Cap (USD): $701.2 M
Country: Thailand
Sector: Thai Basic Materials
Industry: Thai Building Materials

84. VGI Public Company Ltd

Company Profile: VGI Public Company Ltd
Market Cap (USD): $689.7 M
Country: Thailand
Sector: Thai Communication Services
Industry: Thai Advertising Agencies

85. Ramkhamhaeng Hospital Public Company Ltd

Company Profile: Ramkhamhaeng Hospital Public Company Ltd
Market Cap (USD): $685.5 M
Country: Thailand
Sector: Thai Healthcare
Industry: Thai Medical Care Facilities

86. President Bakery Public Company Ltd

Company Profile: President Bakery Public Company Ltd
Market Cap (USD): $664.0 M
Country: Thailand
Sector: Thai Consumer Staples
Industry: Thai Packaged Foods

87. Thai Central Chemical Public Company Ltd

Company Profile: Thai Central Chemical Public Company Ltd
Market Cap (USD): $659.8 M (July 1, 2023)
Country: Thailand
Sector: Thai Basic Materials
Industry: Thai Agricultural Inputs

88. IRPC PCL

Company Profile: IRPC PCL
Market Cap (USD): $654.2 M
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas Refining & Marketing

89. BCPG Public Company Ltd

Company Profile: BCPG Public Company Ltd
Market Cap (USD): $646.5 M
Country: Thailand
Sector: Thai Utilities
Industry: Thai Utilities—Renewable

90. CH. Karnchang Public Company Ltd

Company Profile: CH. Karnchang Public Company Ltd
Market Cap (USD): $629.2 M
Country: Thailand
Sector: Thai Industrials
Industry: Thai Engineering & Construction

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