



Help & Support
STA Quality Accounting Office is supported by government and private agencies. We have received awards and certificates from the Department of Business Development, Ministry of Commerce; the Revenue Department, Ministry of Finance; and the Thai Chamber of Commerce. We are the first accounting office to receive the Outstanding Ethics Award from the Thai Chamber of Commerce and the Outstanding Business Governance Award from the Department of Business Development, Ministry of Commerce. We conduct business based on the principles of good governance, transparency, honesty, social responsibility, and fairness to all involved parties. These principles are reflected in the policies and activities that STA Quality Accounting Office has consistently implemented.

Providing accounting and tax consulting services to clients (during business hours only)
With over 31 years of experience in providing accounting and tax services, guaranteed by quality awards, we have knowledge and expertise in accounting and auditing, providing comprehensive services. This allows us to provide advice on tax issues to find solutions and solutions that are in accordance with tax law, and provide advice on tax planning to save on taxes in accordance with tax law.
Providing services for receiving and sending accounting documents in all cases related to the company's services.
We provide services for receiving and sending documents for accounting and registration work. Our accounting office has a team ready to receive and send documents. If you are not comfortable sending documents to us,


Tax filing and payment services on behalf of customers
Prepare and submit withholding tax (P.N.D.1, P.N.D.3, P.N.D.53, P.N.D.54), submit monthly social security contributions, submit Value Added Tax (VAT) (P.P.30), submit P.P.36 and specific business tax (P.T.40), etc.
Keep customers updated with accounting and tax information (via LINE)
It is an assistant that notifies you when documents are due and when taxes are due. It keeps you updated with new information about accounting and taxes.


Perform online transactions on behalf of customers
Perform online transactions on behalf of customers in all matters related to the Company's services related to these 3 departments.
Department of Business Development, Ministry of Commerce
Revenue Department, Ministry of Finance
Social Security Office, Ministry of Labor
Support services for documents required for various customer transactions
Support services for documents required for financial transactions and various agencies related to accounting documents required for various operations.


Help plan your taxes correctly and get the most benefit.
Preparing to pay taxes correctly and completely as a good citizen and using various tax benefits as prescribed by law to reduce annual income tax to alleviate the tax burden, avoid paying too much tax, and avoid paying additional taxes or unnecessary fines.
Register legal accountants for clients
Register as an accountant with the Department of Business Development. The accountant must notify the Department of Business Development of their registration as an accountant within 60 days from the date they start accounting for the business.

SUPPORT team

Sales and Customer Relations
Contact: Ms. Nonthalee Rujirekhasuwan (Ple)
Email: nontalee.r@account.co.th
Telephone: 02-966-5589 ext. 11
Mobile: 093-956-1524

Accounting and Finance
Contact: Ms. Inthiralai Singhruang (Tong)
Email: intiralai.s@account.co.th
Telephone: 02-966-5589 ext. 10
Mobile: 093-956-1524

Business registration services
Contact: Mr. Sathawan Niamhom (Zack)
Email: sattawat.n@account.co.th
Telephone: 02-966-5589 ext. 11
Mobile: 093-956-1524

Accounting and tax services
Contact: Ms. Wichuda Sewaphop (Bombam)
Email: witchuda.s@account.co.th
Telephone: 02-966-5589 ext. 47
Mobile: 096-695-1639

Accounting and tax services
Contact: Ms. Piyathida Wannawohan (Apple)
Email: piyathida.w@account.co.th
Telephone: 02-966-5589 ext. 47
Mobile: 096-695-1639

Accounting and tax services
Contact: Ms. Phurichanya Eadkerd (Ked)
Email: phurichaya.a@account.co.th
Telephone: 02-966-5589 ext. 30
Mobile: 096-695-1639

Information Technology
Contact: Mr. Ratchaban Rerkthanakhon (Raj)
Email: ratchaban@gmail.com
Telephone: 02-966-5589 ext. 10
Mobile: 097-987-9461

General insurance work
Contact: Ms. Rapeeporn Rojanapradit (Tik)
Email: sta.in@account.co.th
Telephone: 02-966-5589 ext. 11
Mobile: 093-956-1524

Executive Department
Contact: Mr. Sarawut Suwanmanee (Jom)
Email: sarawuth.s@account.co.th
Telephone: 02-966-5589 ext. 20
Mobile: 096-978-9654