Our NSI Office is located in Bangkok-Thailand offering Tax Audit Services & Accounting Audit Services by our License Auditors : CPA (Certified Public Accountant) and TA (Tax Auditor).
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Our policy strongly consider in our Clients’Benefits as well as related Legal Compliance (GAAPs,GAAS, Revenue Department Rules & Regulation, FAP Rules & Regulation) and may provide you some useful advices for your accounting solution during the process of Audit.
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It is our pleasure for all of your enquiries and willing to offer you Reasonable Service Fee. Our service charge depends on the Business complexity, Transactions, etc.

Please contact us if you would like a formal written quotation. Once you have instructed us as your auditor we will write up a letter of engagement, outlining the duties you require us to undertake, this will ensure that both parties know exactly what is expected.