Investment in Thailand

GSiA Global is an independent accounting firm with offices in Bangkok and Suvarnaphumi area. Established since 2013, GSiA has been providing professional services relating Audit, Accounting, Tax, Payroll, and Business Consulting services to our clients throughout Thailand with our 50 professionals.

The firm was founded by Mr. Gawinpob Pridi, Certified Public Accountant of Thailand, who has widerange of international accounting experiences in Thailand, United States of America and Southeast Asia such as Singapore, Cambodia, Laos, Vietnam, and Myanmar.

Over the years, GSiA has become one of the leading accounting firms in Thailand, being proud to work with hundreds of clients across various business industries. Currently, GSiA Group comprises GSiA Global Audit Co., Ltd. and GSiA Global Accounting Co., Ltd.

In the year 2017, GSiA has joined Global Network of Allinial Global International (, the 3rd largest accounting association in the world with member firms in over 140 countries in global presence and the Winner of Association of the Year by The Accountant and International Bulletin at the 2018 Digital Accountancy Forum & Awards Program for the purpose of better serving clients both locally and globally by providing a broad array of critical resources and supports in key service areas. Regardless of your industry or service needs, an Allinial Global member firm is always poised to provide increased value to the clients.

Working with an GSiA Global means that you are provided high quality of work with commitment, accurate information and professional advice for your businesses’ needs. GSiA has been continuing to provide highest quality solutions to your business needs with technical knowledge, resources and experiences.

GSiA Global is accredited by the Federation of Accounting Profession under the Royal Patronage of His Majesty the King (, the Revenue Department ( and the Department of Business Development (