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Bangkok +66 2 513 7151   ·   Phuket +66 76 375 699   ·   info@thaiaccounting.com

Accounting, tax, and business software for how you actually operate

Network Advisory Team Ltd. (NAT) — Authorized QuickBooks Premier Reseller in Thailand, providing accounting, taxation, bookkeeping, auditing and business services for SMEs.

30+ Years Experience   |   ISO 9001:2015 Certified   |   Authorized QuickBooks Reseller   |   Bangkok & Phuket Offices

Our Software Solutions: QuickBooks Online (Authorized Reseller), Accounting Suite, and Standard ERP — all backed by NAT's implementation and support team.

Software

Two new ways to run your books

Alongside QuickBooks Online, NAT now sells and implements two software products built for businesses that have outgrown a single-company, single-desk setup.

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SMEs may qualify for a 100% corporate income tax deduction on software purchases up to THB 300,000 — ask us how.

QUICKBOOKS ONLINE

The everyday cloud accounting platform for SMEs — set up and supported by an official Intuit reseller.

• Real-time books from any device

• Built-in VAT and invoicing

• Onboarding by NAT's QBO team

Learn more →

STANDARD ERP

A HansaWorld partnership. One system for finance, inventory, CRM and operations — used in 110+ countries and run entirely from the cloud.

• Manage the business from any device, anywhere

• Finance, inventory, and CRM in one system

• NAT handles setup through customization

Talk to our ERP team →

ACCOUNTINGSUITE (NEW)

Thai-language accounting with Thai tax built in — available as cloud or desktop, your choice.

• Thai language + Thai tax system built in

• Replaces QuickBooks Desktop workflows

• Desktop version: unlimited companies, one license

• Master data migration from your existing system

Learn more →

Tax Knowledge

Tax knowledge, kept up to date.

Thai tax regulation changes regularly. Our team — the same instructors who train the Federation of Accounting Professions — publishes what's changed and what it means for your business.

UPDATED  ·  WITHHOLDING TAX · JUN 2026
e-Withholding Tax at 1% extended to end-2027
THAI TAX, TAUGHT FOR FOREIGN OWNERS
A practical course in English, built for foreign directors and finance staff who need to actually understand — not just outsource — Thai tax compliance.
Language: English   ·   Format: Live + recorded   ·   Led by: NAT instructors

Three Pillars of NAT

The three things that make working with NAT simple.

Accounting & Tax

Bookkeeping, tax filing, payroll, HR, and audit support — run by a firm that's been certified by the DBD since day one.

NAT Software

QuickBooks Online, Standard ERP, and our own AccountingSuite — sold and implemented by the same team that uses them daily.

Tax Knowledge Hub

Thai tax law changes often. We publish what changed, what it means, and teach a full English-language course for foreign owners.

What Our Clients Say

Long-standing clients on working with NAT.

“NAT is known to our offices for over 20 years… we worked with NAT on behalf of our clients on many sensitive tax issues and received proper advice… At our office we like to be clean with tax filing and get proper consultation, thus NAT and their team are the perfect partner for us for our tax filing and tax planning.”

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Friedrich ‘Sam’ Fauma

Senior Partner, ILO-Phuket Co., Ltd.

“We have known NAT for more than 18 years; their staff are professionals in accounting. With respect, we enjoy dealing with them. The accounting has never been difficult for me since we have known them. They are very sincere and supportive to every customer. Love them!”

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Ms. Anongporn M.

Asia-Pacific Region, Homag Asia (Thailand) Co., Ltd.

“After more than twenty years of working with NAT as our auditors and tax advisors, I would like to express my deepest respect and sincere appreciation for the exceptional professionalism, expertise and dedication of the entire team of NAT. As a former CEO of a multinational corporation, I had the privilege of working with some of the world's largest and most prestigious international auditing and advisory firms. This extensive experience had given me a strong appreciation of what truly distinguishes an outstanding professional organization. I can confidently say that NAT stands among the very best.”

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Alexander Blom

Former CEO, multinational corporation

ISO 9001:2015 Certified   |   DBD Quality Assurance — first in Thailand   |   Intuit Authorized QuickBooks Reseller   |   AccountingSuite Authorized Reseller   |   HansaWorld Global Partner

BANGKOK OFFICE

1111/104 Ladprao Road, Chan Kasem,

Chatuchak, Bangkok 10900

Tel +66 2 513 7151

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PHUKET OFFICE

23/11 Kwang Road, Vichit,

Mueang Phuket, Phuket 83000

Tel +66 76 375 699

TAX UPDATES IN YOUR INBOX

Get NAT's tax alerts and deadlines — no spam, unsubscribe anytime.

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