Corporate Accounting
in Chiang Mai
Senior Accountants who see right through your business numbers.
Spot risks before they escalate, plan your taxes, and prepare
financials so your SME can move forward with confidence.
- Proactive Tax Planning
- •
- Prevent Retroactive Audits
- •
- On-Time Closing

X-Ray Your Business
To See Every Detail
Spot the risks early, plan before problems arise.
Corporate Accounting in Chiang Mai for SMEs
Too often, entrepreneurs miss expansion opportunities or face retroactive fines simply because their back-office documentation is weak.
Outdated Accounting Data
Documents are submitted but not updated. You don't know your monthly filing status, and data arrives too late for business planning.
Unknown True Profits
Sales are good, but there's no cash on hand. You can't read monthly financial statements because the previous firm only filed taxes.
Unnecessarily High Tax Burdens
Lack of proper legal corporate tax planning leads to expensive assessments or risks of retroactive Revenue Department audits.
Bank Loan Rejections
You need capital to scale, but banks reject your application or request endless documents because your financials don't reflect your true repayment capacity.
Typical Accounting Firms VS SiamAccount
The difference that turns back-office paperwork into a business advantage.

“The reaction of weak management to weak operations
is often weak accounting.”
A strong accounting system reflects excellent management. We don't just get the numbers right; we plug leaks, plan taxes, and turn data into strategies so executives can make sharp decisions.
One-Stop Service Scope of Work
We handle all legal steps and accounting standards, so you can focus on growing your business.
Monthly Document Management
- Verify tax invoice accuracy
- Prepare initial daily journals
- Cloud-based accounting entry
Tax & Social Security
- VAT filing (P.P.30)
- Withholding tax filing (P.N.D. 1, 3, 53)
- Prepare and submit monthly social security
Annual Statement Closing
- Prepare statement of financial position
- Prepare annual income statement
- Clear pending receivables/payables
Audit & Coordination
- Coordinate with Certified Public Accountants (CPA)
- Submit financial statements to DBD
- Free consultation throughout the contract
Tangible Results You Will Get
Turn complex numbers into high-value strategic data.
Clear profit & loss summaries help analyze margins and cut leaked expenses promptly.
Accounting and document control under Revenue Dept standards keeps your business clean, safe, and worry-free from retroactive fines.
Organized, accurate financial structures that reflect true potential add weight to SME loan approvals.
No more guessing business directions. You have a reliable back-office database supporting every investment step.
Monthly Accounting Workflow
A clear and transparent process keeping management informed of document status and monthly tax filing deadlines.

Quick 5-Step Onboarding Process
Seamless transition from legacy systems to a standardized system.
Analyze Business Model
Our team evaluates your business type to structure accounting categories matching real costs.
Audit Legacy Data
Scan for flaws, pending documents, or past tax issues to prepare for improvements.
Setup Cloud & Digital Platforms
Set up cloud tools and document systems for fast, verifiable monthly data submission.
Monthly Bookkeeping & Tax Filing
Verify, enter data, and consistently file Revenue Department taxes on time every month.
Executive Reporting
Deliver financial status summaries with key insights entrepreneurs need for planning.
How Does Good Accounting Make Borrowing Easier?
• **Reflects Potential:** Accurate accounting helps banks see true cash flow and capacity.
• **Builds Credibility:** Transparent, flawless financials boost SME Credit Scoring.
• **Fast Approvals:** Complete supporting documents matching bank checklists speed up officer reviews.
Specialized Accounting Structures by Industry
Eliminate document chaos with templates and cost management systems designed for your industry.
Corporate Accounting Service Areas in Northern Thailand
We have local offices and teams ready to provide care and fast coordination.
