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SUWANVARA LAWFIRM
Suwanvara Law Firm Co., Ltd.
SUWANVARA LAWFIRM
SUWANVARA LAWFIRM
Suwanvara Law Firm Co., Ltd.
Ayutthaya

Foreign Investment Law in Ayutthaya

International investment counsel

Services for foreign investors entering Thailand — covering company setup, BOI privileges, work permits, and visas.

Foreign Investment Law in Ayutthaya — About us

Ayutthaya is a Central-region industrial base with the Rojana, Hi-Tech, and Bang Pa-in estates producing automotive and electronics for export. Matters center on factories — labor, import-export customs, BOI, business contracts, and flood-insurance issues.

Our team serves factories in the Central-region industrial estates with bilingual service, specializing in labor, customs, and BOI investment.

Courts we appear at

  • •Ayutthaya Provincial Court
  • •Ayutthaya Municipal Court
  • •Ayutthaya Juvenile and Family Court
370
km from HQ
0.8M
population
3
courts

Ayutthaya, Pathum Thani, Saraburi, and Ang Thong

What we cover in Ayutthaya

  • Foreign company incorporation in Thailand
  • BOI promotion applications
  • Work permits and visas
  • Foreign Business Act compliance
  • Investment in restricted businesses

Further reading — related guide

Investment
The Complete Guide to Foreign Investment in Thailand (2026)

Everything foreign investors need to know about doing business in Thailand — entity types, BOI, FBA, work permits, taxes, and pitfalls. 4,000+ words from a 39-year Thai law firm.

22 min read
Read the guide

Foreign Investment Law across Thailand — full overview

Frequently asked questions — Foreign Investment Law in Ayutthaya

8 questions answered

Up to 13 years corporate tax exemption, machinery/raw-material duty reduction, 100% ownership, land rights, work permits.
Online filing; BOI review takes 40 working days for investments up to THB 200 million, 60 for up to THB 2,000 million, and 90 above that, counted from when the information is complete.
US-Thai Treaty of Amity, IEAT industrial estates, businesses outside FBA restricted lists, or case-by-case licensing.
Experts earning 100K/month, 20M-THB investors, tech/startup executives — with family, valid 4 years.
EEC is the Eastern Economic Corridor — extra benefits: 99-year land lease, 17% tax for experts. Stackable with BOI.
Fees depend on the matter's nature and complexity. We always provide a clear written quote before starting. Initial consultation is free — call +66 92 254 2045.
Yes — initial phone, email, or LINE consultations are free, so you can assess your situation before committing.
It depends on the matter type. We provide a clear timeline at the outset and regular progress updates.
Lawyer-client handshake symbolizing trust at Suwanvara Law Firm

Ready to hear your story

Get an initial consultation with one of our experienced attorneys.

Book a ConsultationCall +66 92 254 2045LINE