Surachai Damnoenwong
Audit Director


Surachai has specialist audit and assurance experience in professional practices including both the Big “4” and second tier international firms and as a result has a detailed knowledge of various corporate transactions encompassing a number of industries in addition to some investment banking experience gained from a Thai public security company. Surachai has also gained international experience having worked in both Thailand and Laos. As well as being a certified public accountant in Thailand Surachai is also admitted as an SEC listed auditor. Surachai is director head of RSM Thailand’s audit practice.


Surachai’s time spent in the audit and accounting industry ensures that he understands the requirements of his client base including:-

  • External audit and assurance;
  • International financial reporting standards (IFRS);
  • Independent experts reports; and,
  • Thai listed audit requirements.

Significant Projects

  • Managed audits in the manufacturing industry.
  • Managed various audits in the services industry.
  • Managed various audits in the oil and gas industry.
  • Managed audits in the hospitality services industry.
  • Managed audits in international non-profit organisations.
  • Managed special audits and due diligence assignments for international clients doing business in Thailand.


  • Member of Federation of Accounting Professions in Thailand


  • Bachelor’s Degree in Accountancy from  Thammasat University

  • Master’s Degree in Financial Accounting from Chulalongkorn University

  • Thai Certified Public Accountant (CPA)

  • SEC Accredited Listed Auditor


Download PDF


RSM Focus Article prepared by Surachai Damnoenwong – Director Head – RSM Audit Services (Thailand) Limited - "Negative Goodwill"

17 May 2022
By Surachai Damnoenwong, Audit Director The RSM audit firm in Thailand has operated in the Kingdom since 2001 when it was set up due to the demand for such international services in the region. Khun Surachai was involved in the original set us and has led this area of the RSM Thailand business from its very outset. The negative goodwill (NGW)...

IFRS 15 Revenue from contracts with customers in respect of Bill-and-hold arrangements – by Khun Surachai Damnoenwong, RSM Audit Firm in Thailand

7 February 2022
RSM Focus – Newsletter for February 2022 RSM Audit & Assurance Services Thailand By Surachai Damnoenwong, Audit Director   Bill-and-hold arrangements occur when the Company bills a customer for a product that it transfers at a point in time, but retains physical possession of the product until it is transferred to the custome...

RSM Audit Firm in Thailand Article 2 November 2021-This article is based on Silvia’s one which appears on CPD Box and has been modified for the readers of RSM Audit Services (Thailand) Limited. IAS 37 Provisions, Contingent Liabilities & Contingent Assets

4 November 2021
The International Accounting Standard (“IAS 37”) Provisions, Contingent Liabilities and Contingent assets sets the criteria for the recognition and measurement of: - Provisions; Contingent liabilities; Contingent assets; and, requires a number of disclosures about these items in order to understand them better. What is a provi...