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Compare firms offering payroll services in Thailand: monthly payroll runs, withholding tax, social security submissions, and full payroll outsourcing.
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Featured firms
International boutique law firm in Bangkok and Phuket, providing legal and tax services to investors, businesses, and private clients across Thailand
฿7,000–12,000 / hour
Cloud-based accounting, tax filing & payroll for businesses in Thailand. All-inclusive pricing, zero hidden fees, 24/7 online access.
Full service accountancy practice registered with the Thai Federation of Accounting Professions delivering accountancy and tax services in English.
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Every Thai employer runs the same monthly loop: calculate each salary, deduct the right amounts, pay employees on time, then remit what was deducted to the right government offices before their deadlines. Payroll services in Thailand exist because that loop mixes arithmetic with legal obligations, and getting either side wrong lands on the employer, not the employee.
The deductions are the part with teeth. An employer withholds personal income tax from each salary because Thai law puts the withholding duty on the payer of income, and it deducts each employee's social security contribution from wages, then remits both the employee's share and its own share to the Social Security Office by the fifteenth day of the following month. New employers also have a registration step: employees must be registered as insured persons within thirty days of starting work.
Most firms sell payroll at one of two depths, and the price difference is real, so it pays to know which one you are buying.
The monthly cycle. With payroll processing, your firm runs the calculation engine: gross-to-net for each employee, payslips, bank payment files, and the monthly government submissions. You still own the payroll function; the firm executes it.
The whole function. With payroll outsourcing, the firm owns payroll end to end: onboarding and offboarding employees, maintaining the payroll calendar and policies, handling every filing, and answering employee questions. This is the usual choice for foreign companies with no HR presence in Thailand.
Around both levels sit specific compliance tasks that firms also sell separately. Payroll tax filing covers the monthly withholding tax returns on salaries. Social security submissions cover registering employees and remitting the monthly contributions. And for companies employing foreigners, payroll and work permit compliance keeps salaries, tax records, and work permit conditions consistent with each other, which matters at every visa and permit renewal.
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International boutique law firm in Bangkok and Phuket, providing legal and tax services to investors, businesses, and private clients across Thailand
฿7,000–12,000 / hour
Cloud-based accounting, tax filing & payroll for businesses in Thailand. All-inclusive pricing, zero hidden fees, 24/7 online access.
Full service accountancy practice registered with the Thai Federation of Accounting Professions delivering accountancy and tax services in English.
International firm in Asia since 2006 — corporate legal, accounting, advisory and audit services across Thailand, China & the Philippines.
Payroll rarely stands alone. The monthly salary journal feeds the company books, the withholding certificates feed each employee's annual personal income tax return, due by the end of March for the previous calendar year, and the year-end payroll reports feed the audit. That is why many companies buy payroll from the same accounting firm that keeps their books: one firm, one data flow, no reconciliation gap between the payroll reports and the ledger.
A standalone payroll firm can still be the right choice. Companies with in-house accounting often outsource only payroll, either for confidentiality, so that salary data stays outside the internal finance team, or because a specialist handles their volume better.
Ask four practical questions before appointing anyone. First, which service level is quoted: a monthly processing cycle or full outsourcing, and exactly which government filings are included. Second, how confidentiality is handled: who at the firm sees salary data, and how payslips are delivered. Third, whether the firm has run payroll for foreign employees, where withholding, social security, and work permit records interact. Fourth, what happens at year end: whether withholding certificates, annual summaries, and audit support are included or billed separately.
Pricing is usually per employee per month, with setup fees for the first run and extra charges for off-cycle payments such as bonuses or final settlements. There is no standard market rate, so compare quotes on the same scope.
This page is general information, not legal or tax advice. Rates, deadlines, and procedures change; for a specific situation, speak with a qualified professional. The firms below list their languages, locations, and service levels.
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Practical explainers on this topic: general information, not professional advice.
Business & Corporate
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