This selection of corporate groups and holding companies in Thailand includes a mix of large established conglomerates and some younger firms. Key sectors represented are hospitality, with Minor Hotels managing over 560 hotels globally, and finance, exemplified by KASIKORNBANK and Krungsri, both major Thai banks. Food and beverage manufacturing is also prominent with Thai Union Group, a global seafood company.
A recurring pattern among these companies is their significant presence in multiple industries and often across Southeast Asia or globally. SCG operates in cement, chemicals, and packaging, while PTT Group is an integrated energy company. Charoen Pokphand Group, founded in 1921, is a holding company with diverse interests from agro-industry to telecommunications across 21 countries.
| # | 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 |
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 | |||
| 4 |
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 | |||
| 5 |
Krungsrikrungsri.com
Offering diverse financial services including banking, leasing, microfinance, securities, asset management, credit cards, and venture capital investments. |
3,831 | |||
| 6 |
The Mall Groupthemallgroup.com
Leading retail developer in Thailand operating major shopping centers and providing employee benefits, career growth, and international retail opportunities. |
2,477 | |||
| 7 |
PTT Grouppttplc.com
Fully integrated energy company engaged in exploration, production, refining, petrochemical, trading, and regional energy development across ASEAN countries. |
2,476 | |||
| 8 |
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 | |||
| 9 |
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 | |||
| 10 |
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 | |||
| 11 |
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 | |||
| 12 |
Ascend Groupascendcorp.com
Technology group providing fintech, e-commerce, data center, and cloud services across Southeast Asia to improve lives and businesses. |
1,445 | |||
| 13 |
Betagro Groupbetagro.com
Production, sales animal feed, pharmaceuticals, livestock, poultry, eggs, processed food, pet food, farm equipment, research, development |
1,438 | |||
| 14 |
Central Retailcentralretail.com
It is a leading multi-format and multi-category retailing platform in Thailand, expanding internationally in Italy and Vietnam. |
1,416 | |||
| 15 |
Charoen Pokphand Group Co.,Ltd.cpgroupglobal.com
Holding company with subsidiaries in agro-industry, food, retail, distribution, media, and telecommunications across 21 countries worldwide. |
1,243 | |||
| 16 |
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 | |||
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. | |||||
| 17 |
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 | |||
| 18 |
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 | |||
| 19 |
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 | |||
| 20 |
Mitr Phol Groupmitrphol.com
Leading sugarcane producer with diversified portfolio including sugar, renewable energy, wood substitutes, bio-based products, operating across Asia-Pacific with social responsibility. |
743 | |||
| 21 |
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 | |||
| 22 |
TCC Technologytcc-technology.com
Providing secured infrastructure, multi-cloud platforms, digital services including security, ERP, data platforms, and application development for business acceleration. |
604 | |||
| 23 |
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 | |||
| 24 |
B.Grimmbgrimmgroup.com
Operates as a multinational conglomerate across energy, healthcare, real estate, and digital technologies, with a long history in infrastructure development. |
534 | |||
| 25 |
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 | |||
| 26 | 515 | ||||
| 27 |
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 | |||
| 28 |
Dextra Groupdextragroup.com
Manufacture and distribution of engineered construction products ensuring efficiency, integrity, and safety for building and civil industry projects worldwide. |
481 | |||
| 29 |
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 | |||
| 30 | 334 | ||||
| 31 |
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 | |||
| 32 |
Dusit Internationaldusit-international.com
Leading hospitality group operating hotels, resorts, education, food services, and property development across multiple countries with diverse brands. |
324 | |||
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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
- Publicly traded companies in Thailand 48
- Critical infrastructure operators in Thailand 34
- Retail chains in Thailand 34
- Manufacturers in Thailand 26