Outsourced accounting services Thailand

We are providing highly professional accounting work for the specific periods of time e.g. monthly,
quarterly, annually or upon the request of the clients. We are using standard accounting application that
supports the transactions of small, medium to large sizes of businesses.

Monthly Accounting Services

We can support you in your monthly accounting
records, receipt, payment, tax calculation and
submission, payroll calculation, petty cash of the
company’s director, accounting reconciliations on
Balance Sheet and etc.

Withholding Tax & VAT Submission
We can assist you in withholding, calculation, and
submission of tax e.g. withholding tax and value-
added tax in the forms of PND1, PND 3, PND53,
PND 90, PND 91, PND 50, PND 51, PP30, and etc.

Issuance of Monthly Financial Statements
We can assist you delivering internal financial packages including Balance Sheet, Income Statement, Trial
Balance, Statement of Cash Flows and other Management Reports as required by the company.

Annual Closing
We are able to prepare the accounting annual closing to support the statutory annual audits of the
company.

Business Advisory

GSiA defines ourselves as a “Consulting Firm” not just an “Accounting Firm” as we believe that we
should fulfill the clients’ need in all required matters. GSiA is providing our services as 1-stop services.

Business Advisory Services
- Company Registration Services
- Financial Advisory
- Litigation Support
- Consulting Services

About GSiA

G.S. International Accounting Co.,Ltd. (GSiA) is an independent accounting and business consulting
firm, focusing on providing full services about audit, accounting, business consulting and tax
examination services for businesses and non-profit organization throughout Thailand. We have helped
over 100 clients so far.

The firm was established by Mr. Gawinpob Pridi
who had wide-range of international accounting
experiences in Thailand, the United States and
Southeast Asia e.g. Cambodia, Laos, Vietnam,
Myanmar and Singapore.

We are a boutique-sized firm by choice, allowing
us to deliver proactive and personalized service,
while delivering a depth of knowledge and
technical expertise that is comparable to that of
international firms.

We are energetic and highly professional.

GSiA is accredited by the Federation of Accounting Profession under the Royal Patronage of His Majesty
the King and the Department of Business Development.

www.gsia-accounting.com

Tel. (+66) 0-2701-1973 (Thai)
(+66) 08-1526-9500 (English)

Email: contact@gsia-accounting.com