Accounting Services in Thailand by a Trusted Accounting Firm

Moore GSiA stands ready to support your business, whether through acquisition, diversification, fundraising, restructuring, or operational development with specialized advisory expertise across both local and global markets.

Why Moore GSiA

Moore GSiA is a leading accounting firm in Thailand that combines local expertise with a powerful global network. We offer professional and specialized support for businesses seeking an accounting company in Bangkok.

• Global Access, Local Solutions: We offer a worldwide network of resources combined with deep local knowledge to support your operations, wherever you are.
• Deep Industry Expertise: Our specialists bring sector-specific knowledge and forward-thinking insights across diverse fields, including finance, real estate, and technology.
• Customized Client Approach: We prioritize strong relationships and provide tailored, proactive, and effective advice designed specifically to meet your unique business needs.
• Targeted Tax Strategy: Benefit from our specialized understanding across various industries to ensure you receive the most optimized and strategic tax planning.

Accounting Company in Bangkok

Operating a successful commercial enterprise in Bangkok demands strict adherence to a highly specific regulatory framework. Under the Thai Accounting Act B.E. 2543, all registered corporate entities must maintain precise, standardized accounting records within the country’s borders. Thai accounting compliance is not merely a year-end administrative obligationม it is a continuous process governed by frequent updates to the Revenue Code, strict electronic invoicing requirements, and complex monthly filing deadlines.

Partnering with an accounting company in Bangkok like Moore GSiA bridges the gap between commercial ambition and regulatory safety. We ensure your day-to-day books fulfill local statutory rules while simultaneously aligning with global operational standards. This comprehensive oversight safeguards your business against localized compliance penalties while presenting clear, institutional-grade financials to international stakeholders and banking partners.

ho Needs Accounting Services in Thailand?

Maintaining accurate financial records is a legal mandate for all registered businesses in the Kingdom. Moore GSiA provides dedicated support to several distinct corporate profiles:

• Foreign-Invested Subsidiaries: Multi-national companies requiring strict local statutory compliance alongside seamless financial reporting up to an overseas parent entity under IFRS or US GAAP.
• BOI-Promoted Enterprises: Businesses navigating the intricate accounting, reporting conditions, and specific tax exemptions tied to investment incentives from the Board of Investment (BOI).
• SMEs and Scaling Startups: Rapidly growing businesses that have outgrown basic bookkeeping setups but prefer to avoid the high overhead, recruitment friction, and turnover risks of maintaining a full in-house finance department.
• Entities Navigating Transitions: Organizations undergoing corporate restructuring, mergers and acquisitions (M&A), or sudden leadership transitions that require reliable, temporary interim accounting resources.

How Our Service Works

We deploy a structured, transparent accounting workflow built for accuracy, security, and continuous delivery:

• Phase 1: Onboarding: We collaborate with your management team to align your custom chart of accounts with both local Thai statutory expectations and your internal global reporting formats.
• Phase 2: Digital Document Collection: Your team securely routes monthly source documents, such as invoices, receipts, and bank statements, directly into our secure cloud storage infrastructure or automated accounting pipelines.
• Phase 3: Processing & Reconciliation: Our specialized accountants process transactions, manage general ledger accounts, execute precise bank reconciliations, and handle recurring control account balances.
• Phase 4: Statutory Tax Filing: Before strict monthly deadlines arrive, we calculate, prepare, and execute your required local tax submissions, including withholding taxes and value-added tax updates.
• Phase 5: Financial Pack Delivery: We issue your verified management reporting packs, balance sheets, and cash flow insights, providing clear financial transparency to drive informed business decisions.
• Phase 6: Year-End Close & Audit Liaison: At the close of your financial year, we prepare comprehensive, audit-ready financial statements and manage the direct coordination with your appointed CPA auditors.

FAQs

1. What does an accounting firm do?

An accounting firm, such as Moore GSiA, helps businesses manage their finances by recording, classifying, and analyzing financial transactions. Our services ensure accurate financial reports, regulatory compliance, and deliver data-driven insights for effective management decisions.

2. What is the financial year in Thailand?

The financial year in Thailand is the 12-month period for which a company prepares its annual financial statements. While companies can choose any date for their year-end, it is most common for the financial year in Thailand to align with the calendar year, ending on December 31st. The government’s fiscal year is October 1st to September 30th of the following year.

3. What date is the start of the financial year?

The starting date of the financial year in Thailand depends on the company’s chosen year-end. For example, If a company chooses the common year-end of December 31st, the financial year starts on January 1st.