Bangkok’s elite law firms provide specialized, high-value legal services essential for global businesses, major property developers, and international clients. These firms are recognized for their mastery of complex corporate law, real estate transactions, and vital immigration solutions.
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The top firms are categorized below based on their primary expertise:
Tier 1: Corporate, M&A & Global Compliance
These firms are consistently ranked highest by international directories for handling complex, high-value financial and regulatory matters.
| Rank | Firm Name | Core Expertise | Premium Service Focus |
| 1 | Baker McKenzie | Large-Scale M&A, Banking & Finance, Tax, Real Estate (Band 1). | Global Integration and Compliance—The go-to firm for multinational corporations needing seamless cross-border solutions and sophisticated tax advisory. |
| 2 | Tilleke & Gibbins | Corporate/M&A, Intellectual Property (IP), Regulatory Compliance, Real Estate (Band 1). | Regional Authority in the Foreign Business Act (FBA) and BOI Promotion. Top-ranked for both corporate and complex real estate development. |
| 3 | A&O Shearman | Capital Markets, High-Value M&A, Project Finance. | Financial Transactions expertise, particularly for investment banks and major corporations involved in capital markets and large corporate restructurings. |
| 4 | Chandler MHM | Project Finance, Energy & Infrastructure, Corporate Real Estate. | Specialist in large-scale infrastructure projects and regulated sectors, often advising major corporate investors. |
Tier 2: Property, Expat & Accessible Services
These firms excel at providing reliable, accessible, and essential legal support critical for foreign individuals, SMEs, and mid-market real estate investors.
| Rank | Firm Name | Core Expertise | Key Advantage for International Clients |
| 5 | Siam Legal International | Personal Immigration (Visas/Work Permits), Property Law, SME Setup. | Trusted Expat Partner offering transparent, fixed-fee services for securing Thai residency (e.g., LTR, Retirement Visa) and providing Real Estate Due Diligence. |
| 6 | Kudun and Partners | Mid-Market M&A, Capital Markets, Real Estate Advisory. | A dynamic growth partner for foreign entrepreneurs and SMEs, known for astute commercial advice in corporate and real estate matters. |
| 7 | Frank Legal & Tax | Real Estate & Property Law, SME Company Setup, Tax Advisory. | Focused expertise providing practical legal and tax guidance for property acquisition and compliance for small to medium-sized foreign businesses. |
