These publicly traded companies in Thailand are mostly large, established firms operating in diverse sectors. They include prominent players in hospitality, finance, and telecommunications.
Companies like Minor Hotels manage over 560 hotels globally, while SCG is a conglomerate in cement-building materials, chemicals, and packaging. SCB β Siam Commercial Bank provides diverse financial services, and True Corporation focuses on telecommunications and digital services. A common thread is the presence of several headquarters in Bangkok, indicating a concentration of major businesses in the capital.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Minor Hotelsminorhotels.com
Management of over five hundred sixty hotels across six continents including luxury resorts, private jets, branded residences, diverse restaurants, and wellness centers. |
23,675 | |||
| 2 | 7,491 | ||||
| 3 |
SCB β Siam Commercial Bankscb.co.th
Providing diverse financial products and services including retail banking, corporate finance, investment, insurance, and technological innovation for customers. |
6,786 | |||
| 4 |
True Corporationtrue.th
Telecom company upgrading networks and digital services to enhance quality of life, support innovation, and drive Thailand's digital economy. |
6,532 | |||
| 5 |
Thai Airways Internationalthaiairways.com
A full-service carrier offering passenger and cargo transportation, warehousing, ground handling, catering, and maintenance services worldwide, focusing on safety and quality |
6,283 | |||
| 6 |
Minor Internationalminor.com
Hotel ownership and operation with over 550 hotels worldwide, plus management of more than 2,600 restaurant outlets across 24 countries. |
5,476 | |||
| 7 | 5,348 | ||||
| 8 |
ttb bankttbbank.com
Providing comprehensive financial products and services to over 10 million customers, focusing on customer experience and sustainable growth. |
4,792 | |||
| 9 |
CP ALL Plccpall.co.th
Exclusive operator of 7-Eleven convenience stores in Thailand, managing retail outlets under a license from 7-Eleven, Inc. USA. |
4,477 | |||
| 10 |
KASIKORNBANKkasikornbank.com
A leading Thai bank offering a wide range of financial services with a focus on customer satisfaction, risk management, and sustainable business growth |
4,381 | |||
| 11 |
Krungsrikrungsri.com
Offering diverse financial services including banking, leasing, microfinance, securities, asset management, credit cards, and venture capital investments. |
3,831 | |||
| 12 |
Indorama Venturesindoramaventures.com
Manufacturing company emphasizing strong relationships with customers and industries, focusing on innovative chemistry solutions for a better world. |
3,303 | |||
| 13 |
Krungthai Bankkrungthai.com
A financial institution focused on development, providing access to funds, financial literacy, and innovative services to strengthen the economy sustainably |
3,023 | |||
| 14 |
Thai Life Insurance Public Company Limitedthailife.com
Leading national life insurance provider offering coverage through care and compassion, operating for over eighty years as a top-ranked domestic brand. |
2,591 | |||
| 15 |
PTT Grouppttplc.com
Fully integrated energy company engaged in exploration, production, refining, petrochemical, trading, and regional energy development across ASEAN countries. |
2,476 | |||
| 16 |
GCpttgcgroup.com
A global chemical company focused on innovative solutions, sustainability, and environmental responsibility, aiming to reduce greenhouse gas emissions and achieve Net Zero by 2050 |
2,126 | |||
| 17 |
Thai Union Group PCL.thaiunion.com
Global seafood company focused on sustainable growth, innovation, health, and nutrition, delivering nutritious products while protecting ocean ecosystems. |
2,122 | |||
| 18 |
BANPU Public Company Limitedbanpu.com
Global energy provider, integrating diverse energy solutions, focusing on decarbonization, gas-power-CCUS, renewables, and next-gen mining for sustainable returns. |
2,092 | |||
| 19 |
Thai Beverage PLCthaibev.com
Consolidates spirits, beer, non-alcoholic beverages, and food businesses. Aims for sustainable growth, competitive reach, digital adoption, new capabilities, and market leadership. |
2,079 | |||
| 20 |
Dusit Hotels and Resortsdusit.com
This company operates hotels and resorts worldwide, offering unique stays with high-style surroundings, personalized service, and a commitment to hospitality |
1,699 | |||
| 21 | 1,640 | ||||
| 22 |
Mega LifeSciencesmegawecare.com
Manufacturing, marketing, and distributing high-quality pharmaceutical, nutraceutical, herbal supplements, OTC, and FMCG products worldwide. |
1,486 | |||
| 23 |
Betagro Groupbetagro.com
Production, sales animal feed, pharmaceuticals, livestock, poultry, eggs, processed food, pet food, farm equipment, research, development |
1,438 | |||
| 24 |
Central Retailcentralretail.com
It is a leading multi-format and multi-category retailing platform in Thailand, expanding internationally in Italy and Vietnam. |
1,416 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 25 |
MFEC Public Company Limitedmfec.co.th
Providing tailored IT consulting, custom software development, network infrastructure, and training services for large enterprises in government and private sectors. |
1,161 | |||
| 26 |
Kiatnakin Phatra Financial Groupkkpfg.com
Offering banking, securities, asset management, and capital market services to support customers, employees, shareholders, and national economic growth. |
1,142 | |||
| 27 |
Double A (1991) Public Company Limiteddoubleapaper.com
Manufacture premium quality copy and office paper using sustainable fiber from unique Asian farming practices, serving customers in over 130 countries. |
1,003 | |||
| 28 |
GMM Grammy PLCgmmgrammy.com
Leading Thai entertainment group providing music, television, radio, film, and concert production services through innovative content delivery and diversified media platforms across Thailand. |
940 | |||
| 29 |
Thaioil Groupthaioilgroup.com
Large integrated refining and petrochemical operation in Thailand focusing on high performance, sustainable growth, innovation, and corporate social responsibility for long-term success. |
807 | |||
| 30 |
Osotspa Public Company Limitedosotspa.com
Develops, produces, and distributes specialty drinks that refresh mind and body for consumers in Thailand and international markets. |
806 | |||
| 31 |
Jaspal Groupjaspalgroup.com
operates fashion and lifestyle retail business, manufactures and distributes mattresses, bedding, home furnishings, furniture, with diverse brand portfolio |
792 | |||
| 32 |
Bangchak Corporation Public Company Limitedcareer.bangchak.co.th
Engaging in energy business, focusing on national energy security with innovation, strengthening business continuity and developing sustainability for organization and Thai society. |
757 | |||
| 33 |
PTG ENERGYptgenergy.co.th
Operate oil terminals, fuel trade, gas stations, LPG, renewable energy, logistics, equipment management, food and beverage, auto care, electronic money services. |
686 | |||
| 34 |
TOA Paint (Thailand) PCLtoagroup.com
The company is the largest decorative paint manufacturer in South East Asia, offering a variety of premium paint products for household and industrial markets |
642 | |||
| 35 |
Ngern Tid Lortidlor.com
Provides vehicle title loans and non-life insurance brokerage to the under-banked population in Thailand, offering accessible and fair financial services. |
592 | |||
| 36 |
KTC - Krungthai Cardktc.co.th
Operates credit card business, personal loans, utility payment services, and electronic payment services under various account categories including payment service provider. |
555 | |||
| 37 |
Pruksa Holding Public Company Limitedpsh.co.th
Providing integrated living and health solutions focused on enriching healthy lifestyles, joyful living, and sustainable community development. |
526 | |||
| 38 | 515 | ||||
| 39 |
Metro Systems Corporation Public Company Limitedmetrosystems.co.th
Provides integrated IT solutions and services, encompassing hardware, software, and office supplies, serving commercial and industrial sectors. |
511 | |||
| 40 |
Asset World Corporationassetworldcorp-th.com
Develops and invests in diverse real estate portfolios including hospitality destinations, lifestyle projects, and commercial workspaces across high-potential strategic areas within Thailand. |
487 | |||
| 41 |
Nok Airnokair.com
A Thai airline symbolizing friendship and freedom, with a major hub in Don Mueang International Airport and serving domestic passengers in Thailand and Myanmar |
472 | |||
| 42 |
Origin Property Public Company Limited.origin.co.th
Development of stylish condominiums located near Sky Train routes and expressways, focusing on functional design and customer satisfaction. |
401 | |||
| 43 |
SISB Schoolssisb.ac.th
Provides international education from nursery to sixth form with Singapore, UK curricula, IB program, and official exam centers in Thailand. |
361 | |||
| 44 | 334 | ||||
| 45 |
MK Restaurant Groupmkrestaurant.com
Operates over 700 restaurants across 5 countries, leading hotpot and Japanese food categories, also manages biotech R&D and cold chain logistics. |
333 | |||
| 46 |
Dusit Internationaldusit-international.com
Leading hospitality group operating hotels, resorts, education, food services, and property development across multiple countries with diverse brands. |
324 | |||
| 47 |
Gunkul Engineering Public Company Limitedgunkul.com
Manufactures electrical equipment, provides turnkey power system construction, and develops utility-scale renewable energy projects across Asia to drive sustainable and innovative energy solutions. |
313 | |||
| 48 |
Symphony Communication Public Company Limitedsymphony.net.th
Provides telecommunication services including IPLC, IP-VPN, IIG, and NIX. Delivers premium, reliable solutions, and service innovation to enhance business capabilities. |
240 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Thailand
- The largest companies in Thailand 158
- Multinational companies in Thailand 59
- Critical infrastructure operators in Thailand 34
- Retail chains in Thailand 34
- Corporate groups and holding companies in Thailand 32
- Manufacturers in Thailand 26