Accounting & Tax for Foreigners & Foreign-Owned Companies in Thailand
SLF Accounting Co., Ltd helps foreigners solve the accounting and tax problems of doing business and living in Thailand. We are an English, Thai and Chinese-speaking firm serving expats, foreign-owned (including Chinese) companies and Thai local businesses in Bangkok, Pattaya, Koh Samui and Chiang Mai. We handle monthly bookkeeping, VAT and withholding tax, corporate income tax, payroll and social security, annual audit support and company registration for foreigners. Our team brings 14 years of experience, and AI-powered workflows by Panda AI — automated data entry, bank reconciliation, deadline tracking, and tax compliance and optimization — keep your filings accurate, on time and tax-efficient.
Our services
- Monthly bookkeeping & financial reporting
- VAT registration & filing
- Withholding tax & corporate income tax
- Payroll & social security (SSO)
- Annual audit support
- Company registration for foreign-owned businesses
Who we help
- Thai local businesses in Koh Samui & Surat Thani
- Expats and foreign-owned companies on Koh Samui — English-speaking accountants
- Chinese-owned enterprises in Bangkok
Common questions foreigners ask us
- Can a foreigner own 100% of a Thai company?
- How do I register a Thai company as a foreigner?
- How do I get a work permit for myself or my staff?
- When must my business register for VAT?
- Do I pay Thai personal income tax as an expat?
- What is a Foreign Business License — and do I need one?
Contact
Plaza The Green, 86/11 Moo 5, Bophut, Koh Samui, Surat Thani 84320, Thailand. Phone +66 82 447 8244, email office@slf-accounting.co.
Systems and automation by Panda AI.