Mr Chatchavej Chitvarakorn > Siam Premier International Law Office Limited > Bangkok, Thailand > Lawyer Profile

Siam Premier International Law Office Limited

Work Department

Corporate/M&A, Antitrust and Competition, Foreign Direct Investment, Insurance, Projects & Energy, PPPs, Real Property & Construction, Litigation & Dispute Resolution


Managing Partner


Appointed as Siam Premier’s Managing Partner on 1 October 2020, Chatchavej has over 20 years’ experience in advising multinational corporations (including many corporations listed in Fortune Global 500), large Thai corporations, and Thai government agencies on corporate / M&A, antitrust and competition, real property and construction, insurance, PPPs, regulatory matters, government contracts, and all aspects of foreign investment in Thailand. He regularly acts on global acquisitions dealing with Thai assets across a broad range of sectors including automotive, energy, property, insurance, pharmaceutical, hospitality, manufacturing e-commerce and retail, where he works closely with clients, their advisors, and international counsel from global law firms.

In his insurance practice, Chatchavej has assisted a number of foreign insurers and subsidiaries of global insurance companies operating in Thailand in relation to their investment strategies, corporate restructuring, obtaining permission to lift the foreign limit, general regulatory and compliance, and M&A (on both sale side and buy side). Chatchavej has in-depth knowledge of the Thai insurance sector, and has developed excellent working relationships with the Office of Insurance Commission.

He also regularly advises global branded hotels, Thai and foreign property developers in relation to transactions large scale hotels, resorts and mixed use development projects, joint ventures and M&A transactions.

In addition to his role as Partner, Chatchavej is co-lecturer in the Relationship between Business and Law course in the Master in Arts in Economic Law program in the Faculty of Law at Chulalongkorn University. He also serves as a board member of the Chevening Alumni Association of Thailand under the Foreign Commonwealth Office through the British Embassy in Thailand.


Chatchavej is fluent in both English and Thai.


British Chamber of Commerce Thailand
Singapore-Thai Chamber of Commerce
Chevening Alumni Association of Thailand under the Foreign Commonwealth Office, the British Embassy in Thailand


LL.B. Chulalongkorn University (1st Class Honours) | LL.M. (Merit) The London School of Economics and Political Science on the British Chevening Scholarship | Barrister-at-law

Lawyer Rankings

Thailand > Real estate and construction

(Leading individuals)

Chatchavej ChitvarakornSiam Premier International Law Office Limited

Siam Premier International Law Office Limited is present on a broad range of work including industrial, residential, healthcare, retail and hotel development projects. Chatchavej Chitvarakorn represents government agencies as well as multinational corporations on construction projects and foreign investment into Thailand. Praphan Phichaiwatkomol co-leads the team with Torsakul Cunvong who advises banks on financing projects. Associate Ajjima Kanokmaneechotikul works on the development of resorts, hotels and mixed-use properties.

Thailand > Corporate and M&A

Siam Premier International Law Office Limited handle the full life cycle of corporate and M&A work, advising a range of clients domestically and internationally on public and private sector transactions. Chatchavej Chitvarakorn acts for foreign insurers and insurance companies in relation to corporate restructuring. Linda Osathaworanan is an expert on corporate finance and foreign investments matters while Bancha Wudhiprecha is noted for his experience in domestic and trans-national commercial transactions and M&A.

Thailand > Projects and energy

Siam Premier International Law Office Limited‘s team acts for its clients on consortium and joint venture agreements, and disputes arising out of projects and project financing for regional energy projects. Rawat Chomsri co-heads the practice. He is active on contentious and non-contentious energy matters in Thailand and Laos while co head Chatchavej Chitvarakorn has experience of infrastructure and construction matters.