Firm Profile > R & T Asia (Thailand) Limited > Bangkok, Thailand

R & T Asia (Thailand) Limited

Dispute resolution Tier 2

R & T Asia (Thailand) Limited is noted for its work on commercial and employment litigation as well as customs and trade disputes. Managing partner Surasak Vajasit is a highly regarded litigator with years of experience in the Thai market. Sui Lin Teoh, who co-leads the team alongside Vajasit, is an expert in construction and insurance disputes and routinely acts for international clients. Chotiwit Ngamsuwan litigates in many practice areas and is 'a force before the courts' and associate Kittikun Soontarerat is considered 'the future of the firm'.  

Practice head(s):


‘I have an immense high regard for the team – their sheer dedication, commitment to the cause, strength of unity and integrity have been a beacon of what an excellent law firm represents.’

‘I am confident that my matters are in good hands the moment I step into their office – it embodies professionalism with that personal touch.’

‘Yingrak Treesaranuwattana – a rising star. One of the best lawyers to work alongside.’

‘Surasak Vajasit – a leader by shining example. The team works for him and it shows.’

‘Supawat Srirungruang – an all-rounder, and exudes charm offensive beneath the diligence.’

‘Chotiwit Ngamsuwan – he is always prepared, tenacious and a force before the courts.’

‘Attanit Trisopakul – he is the quiet deliberator. Experienced and calm.’

‘Kittikun Soontarerat – the future of the firm, he embodies determination and sheer grit. This team is worth their weight in gold and more.’


Key clients

Philip Morris (Thailand) Limited

Sermsuk PCL

Honda Automobile (Thailand) Co., Ltd.

Gheco-One Co., Ltd

Glow SPP11 Company Limited

Labour and employment Tier 2

R & T Asia (Thailand) Limited is active on the contentious and non-contentious side of Thai employment law matters. This includes litigation in the Thai courts and advice on employment contracts and conducting reviews of HR policies on the non-contentious side. Sui Lin Teoh heads up the practice. She advises Thai subsidiaries of international companies on the reorganisation or termination of employment of their senior executives. Supawat Srirungruang advises clients on labour disputes and represents companies in their negotiations with employees.  

Practice head(s):

Other key lawyers:

TMT Tier 2

R & T Asia (Thailand) Limited acts on the established and emerging sectors of TMT including technology, media and data privacy matters as well as data security, fintech and e-commerce. Supawat Srirungruang is varied in his experience, with involvement in administrative proceedings in the telecoms field, as well as regulatory compliance and cyber security. Saroj Jongsaritwang works with major technology companies on their operations in Thailand. He also has knowledge of e-commerce matters. Senior associate Yingrak Treesaranuwattana is recommended for e-commerce and e-payments work.  

Banking and finance Tier 3

R & T Asia (Thailand) Limited advise on an array of banking and finance matters including contentious banking issues, project finance and commercial lending. Managing partner Surasak Vajasit heads up the team and works with banks and financial institutions in Thailand.

The firm: R & T Asia (Thailand) Limited is part of the Rajah & Tann Asia network of firms and offers the highest standards of legal service by bringing together leading law firms and lawyers in nine regional countries. With a team of nearly 50 lawyers in Bangkok, the firm has the capacity to handle the most intricate regional and cross-border transactions and to provide seamless legal counsel across the region, with access to 500 outstanding lawyers across Asia.

Based in Bangkok, R & T Asia (Thailand) Limited is well-equipped to work towards giving clients a home advantage wherever they are throughout Asia, using its full-service capabilities and conducting business in ways that only native speakers can. The firm can deliver the most complex advice coherently, ensuring that clients are comfortable in legal and cultural landscapes that may seem unfamiliar.

R & T Asia (Thailand) Limited is headed by the highly respected Surasak Vajasit, who is noted for his ‘rich experience in restructuring matters, as well as corporate and financing transactions’ and ‘his previous experience as a judge’. He is recommended by clients as a ‘knowledgeable and prompt’ counsel, and is ‘respected by peers for his depth of ability’. Surasak is also regularly called upon to represent multinational clients in complex litigation and to act as an arbitrator in international arbitration proceedings.

As part of a truly Asian law firm, R & T Asia (Thailand) Limited ensures that its talent, resources and expertise are truly concentrated in the region, and in this part of the world.

Areas of practice: R & T Asia (Thailand) Limited has wide-ranging experience in Thai law matters right across the commercial spectrum, including representing clients in civil, criminal or administrative proceedings; in international and domestic arbitration; and in government investigations and trade, customs and compliance matters. The firm is also highly rated for its expertise in structuring and advising on foreign investment approvals, public and private company mergers and acquisitions, and in general corporate commercial matters for foreign investors in Thailand.

The firm comprises a majority of Thai nationals who are fluent in Thai and English, and hence have the ability to also represent clients in highly regulated industries, such as telecoms, automotive, food and beverage, liquor, tobacco, insurance and manufacturing, and is able to provide full support in large-scale litigation matters, corporate transactions and investigations.

Department Name Email Telephone
Administrative and constitutional law
Banking and finance
Competition and antitrust
Corporate and commercial
Customs and trade
Data protection
Employment and benefits
Foreign direct investment
Insolvency and restructuring
Insurance and reinsurance
International arbitration
Litigation and dispute resolution
Loan recovery and enforcement
Mergers and acquisitions
Real estate
Regulatory, compliance and investigations
Photo Name Position Profile
Ms Sui Lin Teoh photo Ms Sui Lin Teoh Partner, Commercial Litigation, Employment & Benefits, Insurance & Reinsurance
 Melisa Uremovic  photo Melisa Uremovic Partner, Competition & Antitrust, Customs and Trade
Number of lawyers : 50+
various Chinese dialects
Rajah & Tann Asia Network
Contacts : Sui Lin Teoh, partner (
Contacts : Melisa Uremovic, partner (