Tilleke & Gibbins > Hanoi, Vietnam > Firm Profile

Tilleke & Gibbins
789 Office Building, 9th Floor, 147 Hoang Quoc Viet Street
Cau Giay District

Vietnam > Data protection Tier 1

Tilleke & Gibbins supports clients in the technology, media, e-commerce and fintech sectors on a range of data protection mandates, including reviewing policies, data transfers, cybersecurity, and regulatory compliance matters. The group is chaired by senior associate Waewpen Piemwichai, who is skilled in acting for banks and financial institution, and is increasingly active in the fintech space.

Practice head(s):

Waewpen Piemwichai


‘Up to date with emerging developments which enables clients to be at the front of work.’

‘Waewpen Piemwichai is extremely helpful.’

‘The team is efficient, flexible and business oriented. They are always able to offer practical solutions within a very short period of time, which is what clients want.’

‘Fee sensitive and efficient, and good grasp of data protection laws in the SEA region.’

‘Waewpen Piemwichai is efficient and innovative in providing helpful solutions.’

Work highlights

  • Assisted a luxury goods brand with a wide range of data protection matters, including a data protection impact assessment for its entire operations.
  • Advised technology clients on a constant stream of matters related to data privacy and protection.

Vietnam > Intellectual property: international firms Tier 1

Praised as ‘one of the leading teams in the country’, Tilleke & Gibbins’ ‘strong sector focus on life sciences and healthcare makes it a go-to firm’, as demonstrated by its advice to several multinational pharmaceutical companies. Other sectors of focus include technology, media, fashion, automative, electronics and luxury goods. In addition to its expertise in patent litigation, the team expertly handles a wide range of other IP work, including anti-counterfeiting matters, strategic filing advice, and commercial IP issues, and also boasts one of the largest IP registration practices in the country. Managing director and IP enforcement expert Thomas Treutler heads the practice and is commended as ‘a great lawyer who knows the nitty gritty of the IP market in Vietnam’, while Linh Thi Mai Nguyen leads the trademark group with local and international experience. Other names of note include Thanh Phuong Vu, who leads the patent group, Loc Xuan Le and Trung Nguyen, who head the IP enforcement teams in Hanoi and Ho Chi Minh City respectively.

Practice head(s):

Thomas Treutler

Other key lawyers:


‘The IP team in Vietnam is one of the leading teams in the country. Their strong sector focus on life sciences and healthcare makes it a go-to firm.’

‘Reliable, responsive and a pleasure to work with.’

‘High quality team in the local market; a trusted brand.’

‘The professionals have in-depth knowledge on a wide range of IP matters. Their team consists of members with high professionalism, expertise, and experience, and they have a very good understanding of the clients’ needs and expectations. They stand out as one of the best.’

‘This team is very pro-active and fast in their responses. Their commercial and industry knowledge is a real asset. They are also very good lawyers and sound in their advice.’

‘Linh Thi Mai Nguyen is responsible for trademark matters in Vietnam. She provides high quality services and has in-depth knowledge on all trademark matters, including filing and prosecuting trademark applications, handling oppositions, as well as invalidation and cancellation actions.’

‘Thomas Treutler is the managing director of Tilleke & Gibbins’ Hanoi and Ho Chi Minh City offices. He is highly responsive, professional, and well respected and liked by his peers and clients.’

‘Thomas Treutler is a great lawyer who knows the nitty gritty of the IP market in Vietnam. His insight and understanding is valued by all clients.’

Key clients



Boehringer Ingelheim

Christian Louboutin

Eli Lilly No

General Electric

Victoria’s Secret

Les Laboratoires Servier

Merck, Sharp & Dohme

Moët Hennessy

Work highlights

  • Acted for CTC Global Corporation in successfully negotiating an amicable and mutually beneficial settlement in a dispute against a Vietnamese company that was distributing products suspected to be infringing CTC Global’s patents.
  • Acted for a client in the successful registration of the trademark THERMOS, despite initial objections from the IP Office that the term was generic.

Vietnam > TMT Tier 1

Tilleke & Gibbins’ TMT team provides day to day advice, representation in disputes, and support on M&A transactions to its client base, which includes multinational, high-tech companies, and those in the multimedia and telecoms industries. It also works closely with the firm’s IP department regarding the licensing of films, TV, radio and internet content. Ho Chi Minh City-based managing partner Thomas Treutler jointly leads the team alongside senior associate Waewpen Piemwichai in Hanoi, who is active in the fintech space and acts for several banks and financial service companies. Consultant Giang Thi Huong Tran is a former official with the Ministry of Information and Communications and is also a core member of the team.

Practice head(s):

Thomas Treutler; Waewpen Piemwichai

Other key lawyers:

Giang Thi Huong Tran; Tu Ngo Trinh


‘The practice is unique in the sense that it is able to connect between overseas clients’ needs and local legal requirements, offering clients a practical solution and navigating the client in the constant changing regulatory environment.’

‘The team is responsive and up to speed on developments in TMT and applicable laws.’

‘A collaborative team that global clients can always count.’

‘Waewpen Piemwichai is efficient, innovative and practical. She is always able to provide a helpful solution within short time periods.’

Key clients


Work highlights

  • Assisted a large cryptocurrency exchange to conduct a comprehensive analysis of the laws and regulations, licensing requirements, and restrictions applicable to its proposed launch of a copy trading product.
  • Advised a popular media and entertainment company on its plans to offer its video streaming subscription services to customers in Vietnam.
  • Advised a large state-owned telecommunication companiy in China on the provision of its integrated communication services to customers in Vietnam.

Vietnam > Corporate and M&A Tier 2

Tilleke & Gibbins’ corporate and commercial team has experience advising foreign clients  on setting up and running their businesses in Vietnam. This offering includes support with market entry advice, corporate formation and licensing matters, as well as M&A transactions and joint ventures. It is also praised for its ‘strong sector focus on life sciences and healthcare’. Additionally, due to the firm’s regional focus on Southeast Asia, firms without a presence in Vietnam often partner with the team. Managing director of the firm’s Hanoi and Ho Chi Minh City offices Thomas Treutler, ‘who knows the nitty gritty of the corporate and M&A market in Vietnam’, heads the practice alongside Vinh Quoc NguyenKien Trung Trinh is another key member of the team, with experience in the life sciences and labour arenas.

Practice head(s):

Thomas Treutler; Vinh Quoc Nguyen

Other key lawyers:


‘Commercially savvy, client focused, top-notch service and execution.’

‘The corporate/M&A team in Vietnam is one of the leading teams in the country. Their strong sector focus on life sciences and healthcare makes them the go-to firm.’

‘All people are very helpful and knowledgable. Prompt and thorough replies on any subject they undertake.’

‘Tom Treutler is a great lawyer who knows the nitty gritty of the corporate and M&A market in Vietnam. His insight and understanding is valued by all clients.’

Key clients



Crown Equipment

FMC Corporation


Align Group

Jabil Circuit

Johnson & Johnson


Merck Sharp & Dohme


Work highlights

  • Advising Invisalign Vietnam by filling the role of in-house counsel and assisting their regional counsel with all legal matters in Vietnam.
  • Advised MSD on daily matters, including corporate licensing, drug advertisement, sales promotions, changes in the pharmaceutical law and their impact on MSD’s business.
  • Assisting a North American food ingredient manufacturer with full services from due diligence to transaction registration in two M&A transactions under which it will acquire the majority shares of two Vietnamese entities engaged in seafood processing and trading.

Vietnam > Dispute resolution: litigation Tier 2

The litigation department at Tilleke & Gibbins is notably strong in IP disputes, especially cases involving trade mark counterfeits and patent infringements. The group also has expertise in labour and employment disputes, as well as contentious commercial matters involving contractual issues. Additionally, it is skilled in assisting large pharmaceuticals companies in particular. Loc Xuan Le leads the IP enforcement team in Hanoi, with a thriving domain name disputes practice. Managing partner Thomas Treutler is an active practitioner, and Linh Duy Mai, who is a former law enforcement officer, is another notable name.

Practice head(s):

Other key lawyers:

Key clients

CTC Global Corporation

Les Laboratoires Servier

Merck, Sharp & Dohme

Work highlights

  • Acted for CTC Global Corporation in successfully negotiating a settlement in a dispute against a Vietnamese company that was distributing products suspected to be infringing CTC Global’s patents.
  • Represented a home appliance manufacturer in successfully covering a domain name in a case of passive holding.
  • Represented a client in a wrongful termination case against the former managing director of a pharmaceutical manufacturer’s subsidiary in Vietnam.

Vietnam > Labour and employment Tier 2

Tilleke & Gibbins’ ‘young and dynamic’ team supports clients on both contentious and non-contentious advisory matters, especially to those in the life sciences sector. Practice head Kien Trung Trinh is a key name to note in this area, as is counsel Sarah Galeski, who has a broad ranging practice, including drafting labour contracts and handling employment issues in relation to global asset and share transactions. Galeski is praised as ‘professional, personable, and highly capable at delivering valuable advice’.

Practice head(s):

Kien Trung Trinh

Other key lawyers:


‘Sarah Galeski’s command of labour and employment law is impressive.’

‘Highly responsive, practical insights, and solution-oriented.’

‘Sarah Galeski is certainly an excellent adviser. She is knowledgeable and friendly, makes time for her clients and proposes practical business solutions.’

‘They give good advice and are very responsive to queries.’

‘Sarah Galeski is a great lawyer, and her advice is timely and commercial.’

‘T&G is a young and dynamic team that is growing.’

‘Sarah Galeski is an outstanding lawyer. She’s professional, personable, and highly capable at delivering valuable advice.’

Key clients

Chemonics International

FMC Corporation

International Council of Swedish Industry



Merck, Sharp & Dohme

MIMS Pte. Ltd.

Teva Pharmaceutical

United Nations International School

Work highlights

  • Advising Lenovo on all matters related to labour and employment.
  • Assisted a NYSE-listed chemical manufacturer with investigating a whistle-blower hotline report alleging an employee being wrongfully disciplined and dismissed, as well as the company improperly exporting low-quality goods.
  • Advised a European pharmaceutical company on steps for handling redundancy due to a restructuring of the company’s Vietnam operations.

Vietnam > Dispute resolution: arbitration Tier 3

Loc Xuan Le heads up the dispute resolution practice at Tilleke & Gibbins, which represents clients in Vietnam in arbitration proceedings involving trade, labour, construction and insurance issues, among others. The team is also increasingly active in international arbitrations. Le is particularly strong in IP enforcement matters.

Practice head(s):

Loc Xuan Le

Key clients

FMC Vietnam

Work highlights

  • Assisted an oilfield services company in establishing a settlement agreement in a SIAC arbitration case and, subsequently, efficiently recovered an equitable compensation amount for the work done.

Vietnam > Banking and finance Tier 4

Vinh Quoc Nguyen heads up the banking and finance practice at Tilleke & Gibbins, which sits within the firm’s corporate and commercial department. The group is especially skilled in assisting multinational companies investing in Vietnam and across Southeast Asia, and regional corporates investing abroad; this includes handling foreign direct investment and the financial aspects of M&A mandates. Financing energy projects is also a core area of focus for the group. Senior associate Waewpen Piemwichai is a name of note, in particular regarding work in the fintech arena.

Practice head(s):

Dr. Vinh Quoc Nguyen

Other key lawyers:

Work highlights

  • Advising various clients in the high-tech and financial services sectors on issues of e-money, online transactions, and fintech in Vietnam.
  • Assisting FMC Vietnam with the registration of a foreign loan with the State Bank of Vietnam.

Vietnam > Projects and energy Tier 4

The projects, infrastructure and energy team at Tilleke & Gibbins adeptly handles the development, financing and licensing of energy, infrastructure and telecoms projects for clients across Southeast Asia. Additionally, it supports clients with risk assessments and advises banks and financiers on funding projects. Vinh Quoc Nguyen leads the practice.

Practice head(s):

Vinh Quoc Nguyen

Vietnam > Real estate and construction

Tilleke & Gibbins has been present in Vietnam since 1992, when it became the first foreign law firm in the country to be granted a license to establish a representative office. Since then, with offices in Hanoi and Ho Chi Minh City, our firm has grown in step with Vietnam’s vibrant economy, helping businesses capitalize on the abundant trade and investment opportunities fueled by the country’s economic and political reforms, as well as its accession to ASEAN, the WTO, and bilateral and multilateral treaties like the CPTPP and EVFTA.

We are now one of the largest and most well-known law firms in Vietnam, providing a full range of corporate legal services in the areas of commercial transactions and M&A, labor and employment, real estate, technology, franchising, and more. Our award-winning intellectual property practice, widely recognized by global surveys and directories as one of the best in the country, advises clients on IP registration, enforcement, and commercialization, and partners with local associate T&G Law Firm LLC (TGVN), a licensed law firm and IP agent, to carry out IP filings in Vietnam.

Our firm: Tilleke & Gibbins is a leading Southeast Asian regional law firm with over 190 lawyers and consultants practicing in Cambodia, Indonesia, Laos, Myanmar, Thailand, and Vietnam. We provide full-service legal solutions to the top investors and high-growth companies that drive economic expansion in Asia.

Established in Bangkok in 1890, we have since grown into the largest independent law firm in Thailand and a leading international firm across Southeast Asia due to our commercial focus, local knowledge, and extraordinary service.

Commercial focus: Your long-term success is our utmost priority, and we take the time to learn about your unique corporate culture, operational needs, and commercial goals, to determine how we can best provide value to your organization. From highly technical experience in specific fields, to a deep understanding of your business, our team is committed to providing high-quality legal advice, tailored to meet your unique needs, to best help you succeed.

Local knowledge: You need a local partner to help you navigate emerging markets that can otherwise present unfamiliar challenges. We bring an international perspective, but we have deep roots in each jurisdiction where we practice. We know the local players in your industry, can identify advantageous private partnerships and areas for government collaboration, and act as your gateway through language and cultural barriers.

Extraordinary service: Our team takes pride in providing extraordinary service that exceeds your expectations. When you work with us, you can expect to have a team of collaborative advisors who provide you with clear, practical advice; who are responsive in all our communications; who represent you with integrity; and who apply an innovative approach in everything we do. With clients as extraordinary as ours, we know that nothing short of extraordinary legal services will suffice.

Our practice areas
Aviation: Tilleke & Gibbins’ cross-disciplinary aviation team serves airlines, aircraft lessors and lessees, insurers, banks, air cargo firms, and other aviation-related companies in Southeast Asia, one of the world’s fastest-growing aviation markets. With our firm’s top-ranked dispute resolution and corporate departments, as well as our multijurisdictional presence, we are well placed to advise clients in aviation matters.

Our practice covers:

    • Aircraft leasing disputes and repossessions
    • Civil aviation regulations
    • Air carrier liability
    • Air carrier insurance claims and disputes
    • Commercial and labor disputes involving the aviation industry
    • Aircraft acquisitions and sales
    • Aircraft leasing and financing

Our understanding of the business and regulatory environments in Southeast Asia, as well as our strong relationships, enables us to provide unparalleled breadth of support to clients in the aviation sector. In addition to representing our clients in corporate, commercial, and financing transactions, we regularly represent our clients before civil aviation departments, courts, and arbitration tribunals.

Banking and finance: Through long-term relationships with domestic and international businesses, financial institutions, investors, and regulators, we consistently deliver insight and results to both borrowers and lenders to facilitate the region’s largest projects, groundbreaking real estate transactions, and most ambitious businesses.

Our banking and finance team is trusted by major local and foreign banks, securities brokers and dealers, equity and investment firms, and other financial institutions to assist with their lending activities, market entry, and day-to-day operations in the region. Through our advice on licensing and establishment, regulatory compliance, acquisitions and joint ventures, and every other aspect of operations, we have helped the region’s leading banking institutions thrive in the emerging markets of Southeast Asia.

We are also proud to be a trusted authority on technological solutions in the industry, with our robust technology industry group working with some of the world’s most innovative companies on fintech, cryptocurrency, blockchain, and cybersecurity matters.

Capital markets: We represent global and regional corporations and funds looking to issue equity instruments and debt securities, and we advise underwriters and issuers on crucial matters of disclosure when they prepare to offer securities to the public or to private investors. Our specialists advise on all types of financial instruments (including loans, securities, mutual funds, property funds, bonds, and derivatives), financial workouts and restructuring, and investment in regional assets and capital markets.

We have advised on the listing and secondary listing of hundreds of companies on markets around the world, and are well-equipped to quickly and confidently advise on navigating the regulatory requirements needed to advance your interests in Southeast Asia and beyond. Our extensive experience guiding clients through capital market regulatory frameworks in Southeast Asia and beyond has enabled clients to achieve the cash flow to support their investment goals. Issuers, underwriters, shareholders, originators, trustees, and depositaries all rely on Tilleke & Gibbins to ensure that investments with a Southeast Asian element are sound and secure.

Competition and trade: Tilleke & Gibbins provides real-world advice on antitrust and competition laws, including merger control and notifications, price-fixing, abuse of dominance, cooperation among competitors, antidumping, and countervailing duties. We understand the realities of business development in Southeast Asia and can help you create effective and compliant action plans for market entry and expansion.

Our regional trade practice is rooted in a deep understanding of the cross-border movement of goods and capital in Southeast Asia, and our dynamic practice represents clients in such diverse fields as life sciences, consumer products, financial services, technology, raw materials, and logistics. We advise on every aspect of trade, including valuations and customs investigations and compliance, origin and exporter verification, movement of hazardous materials, logistics and warehousing, import/export controls, and international treaty frameworks.

Compliance and investigations: Tilleke & Gibbins offers a wide array of specialist legal, regulatory, and practical advice on government and internal investigations, white-collar defense, compliance, and anti-corruption matters, tailored for local jurisdictions. Our multi-jurisdictional team can assist you seamlessly across borders with a deep knowledge of local business practices and cultures.

Our investigation and compliance practice includes:

    • Internal corporate investigations
    • Advising clients on criminal and regulatory investigations
    • Advising clients on the Foreign Corrupt Practices Act and the U.K. Bribery Act
    • Providing insight into local anti-corruption laws, regulatory regimes, and business culture
    • Designing, advising, and implementing compliance programs
    • Anti-corruption due diligence on agents, partners, and M&A targets
    • Anti-corruption risk assessments and audits

Consumer products: The consumer products team at Tilleke & Gibbins will partner with you across all stages of commercializing your product in Southeast Asia.

At the concept and design stage, we help protect your innovation through patent and trademark services, and pave the way for market entry and product launches through market surveys and commercialization services.

At the realization stage, we work with you to secure favorable manufacturing and warehousing deals, enter into joint ventures with trusted local partners, and navigate the regulatory and labelling regimes to ensure that your products are compliant and profitable. When manufacturing is underway, we advise on labor and employment matters on an ongoing basis, and on the vital licensing, distribution, and franchising agreements to get your products to market worldwide.

Corporate/M&A: Tilleke & Gibbins serves both international clients wishing to acquire operations in Asia and domestic clients wishing to invest in businesses abroad.

With international legal experts throughout Southeast Asia, we are able to assemble a team for each matter that is tailored to the exact needs of each client. Our clients also tap into our worldwide network of associated law firms to assist with cross-border transactions, and benefit from our unique ability to negotiate and draft strong contracts in English, Thai, Vietnamese, Japanese, Chinese, and various other languages.

We also specialize in the mechanics of starting and operating a business in Southeast Asia, including registration, licenses and permits, company secretarial services, tax matters, employment, immigration, regulatory affairs, and property.

Dispute resolution and litigation: Tilleke & Gibbins is a stalwart advocate for companies facing disputes in Southeast Asia, as well as those seeking to mitigate risks from their Southeast Asian operations. From high-value commercial litigation to complex intellectual property rights management, we secure results for our clients before trial and appellate judges, arbitrators, and government adjudicators, and at negotiation tables across every area of legal practice.

We treat our clients as the most valuable members of our litigation teams, partnering you with the most appropriate litigators, specialized practitioners, and international dispute tacticians to give you the best possible support in difficult situations. We collaborate with each client to develop a strategy that matches your particular goals and budget, and staff our litigation teams with multilingual attorneys to ensure fluent, effective client communication.

Our size and experience allow us to handle an active caseload covering the full spectrum of civil and criminal matters, as well as alternative dispute resolution proceedings including arbitration, mediation, and conciliation. Whatever the problem, our team of dispute resolution practitioners stands ready to protect your interests.

Employment: Tilleke & Gibbins’ first goal is to help employers formulate long-term, yet flexible, strategies on conditions of employment, labor-management relations, and other critical employment issues. When conflict cannot be avoided, we assist our clients with employment claims in court. We combine the strength of our dispute resolution and litigation team with the expertise of our employment attorneys to offer the following services:

    • Strategic employment advice. Conditions of employment, work rules and regulations, employment agreements, benefit plans, executive compensation, labor protection, workers’ compensation, social security, provident funds, and safety issues.
    • Commercial transactions. Issues related to labor expansion, contraction, and integration due to mergers, acquisitions, and restructuring.
    • Labor-management relations. Conflicts in the workplace, strike management and control, lockouts, and labor demands.
    • Immigration. Work permits, visas, and permanent residence permits.
    • Employment and labor litigation. Enforcement of restrictive covenants related to competition and trade secrets, termination of employment claims, and sexual harassment claims.

Energy: We partner with national and multinational clients to ensure appropriate financing, licensing, success of major project investments, and proper labor and employment practices while also assisting with risk management and protection of technological innovation.

We act for clients across the energy mix in Southeast Asia. We support the activities of national and international operators in the petroleum industry, such as offshore drilling, rig decommissioning, oil and gas exploration, upstream and downstream operations, petrochemicals, transportation, and more. In clean energy technologies and renewables, we represent leading companies and exciting new players in solar and wind energy, as well as important hydroelectric projects in the region. We are also experienced in guiding generation and transmission projects past regulatory hurdles. Our expert legal advice on contracts and licensing, project finance, infrastructure development, joint ventures, and public-private partnerships enables our clients to power the ongoing development of our region.

Insurance: Tilleke & Gibbins offers a leading regional practice in insurance and reinsurance law across Southeast Asia. Our team is unique in being led by local practitioners with international industry experience and credentials gained through years of experience in-house at some of the world’s largest insurers. Our regular representation of many world-leading insurers and reinsurers, and our achievements while working with them, has led to regular recognition by world-leading legal industry directories such as Chambers Asia-PacificThe Legal 500, and Asialaw Profiles.

Our insurance services include:

    • Property, casualty, and financial lines coverage disputes
    • Reinsurance litigation and arbitration
    • Professional indemnity, and directors and officers defense
    • Employers, public, product, and environmental liability
    • Aviation, marine, construction, and energy disputes
    • Mergers, acquisitions, and corporate restructurings
    • Online distribution, bancassurance, and broking activities
    • Market entry and regional operations
    • Regulatory compliance
    • Policy wording advice and localization

Intellectual property: We help creators strategically position, protect, and profit from intellectual assets in diverse markets worldwide. Our success on our clients’ behalf has led to global recognition as a leading intellectual property practice by such surveys as Asialaw Profiles, Chambers Asia Pacific, The Legal 500 Asia Pacific, Managing Intellectual Property, Practical Law Company, World Trademark Review, Asia IP, Asian Legal Business, and others.

We are versatile practitioners—well-educated in the overlapping fields of science, technology, and the law by top universities and real-world practice in one of the toughest IP regions in the world. Our IP group includes lawyers and patent agents with backgrounds in chemistry, biology, computer science, food science, materials science, and physics; support personnel including investigators and government/police liaisons; and technical specialists in various scientific fields, on an as-needed basis.

Life sciences: The Tilleke & Gibbins life sciences team combines experienced commercial attorneys, patent experts with technical degrees, and licensed pharmacists with industry experience to offer a full range of services to companies operating in pharmaceuticals, cosmetics, food and beverages, biotechnology, medical devices, veterinary products, consumer products, and other life sciences sectors. We regularly assist with:

    • Regulatory affairs. Registration and prosecution of pharmaceuticals, biotech products, food and food supplements, narcotic and psychotropic substances, medical devices, cosmetics, hazardous substances, and animal and crop health products with national food and drug agencies and agricultural regulators.
    • Corporate and transactional matters. Advising on corporate establishment, cross-border and multi-jurisdictional transactions, labor and employment, due diligence, compliance investigations, IP valuation and licensing, assignments and acquisitions, franchising, distributorship, technology transfer, and tax and customs issues.
    • IP registration. Strategic portfolio management of patents, trademarks, trade secrets, copyright, and geographical indications, including IP search, registration, freedom-to-operate opinions, recordal, and prosecution.
    • IP enforcement and litigation. Advising on pre-litigation and arbitration, IP litigation and strategy, validity challenges and invalidations, product liability, consumer complaints and recalls, and monitoring for infringing products in the market or under the application process.

Property: Tilleke & Gibbins provides efficient, cost-effective, business-oriented representation on property transactions. We work with domestic and multinational companies to develop tailored solutions for regional investment and global growth.

In addition to advice on contractual and conveyancing matters, our team provides a holistic approach to property transactions, advising on joint ventures, licensing and permits, zoning, insurance, tax, and, when necessary, dispute resolution and litigation. We are also one of the most trusted authorities on environmental law in the region, helping clients to ensure that their developments are compliant and sustainable.

We help clients in all industries, from manufacturing to hospitality, capitalize on opportunities for business success in Southeast Asian markets. Whether it’s helping a new joint venture establish a new factory, securing licenses and permits for a developer to start construction of residential or commercial real estate, or advising investors on land deals, Tilleke & Gibbins is proud to be a catalyst for the smart and sustainable development of Southeast Asia.

Regulatory affairs: Our dynamic regulatory affairs group is built on decades of practice in the region and is committed to keeping pace with discovery and innovation. Our client teams are led by experienced attorneys and specialized practitioners and include, as appropriate to the client and its industry, pharmacists, agricultural consultants, and other regulatory specialists. We guide our clients through the layers of formal and informal rules, policies, and procedures, and help our clients forge constructive relationships with regulatory authorities.

We assist with the registration and prosecution of pharmaceuticals, biotechnology products, food and food supplements, narcotic and psychotropic substances, medical devices, cosmetics, hazardous substances, and animal and crop health products with national food and drug agencies and agricultural regulators.

Our practice spans the following disciplines:

    • Clinical trials and consumer testing
    • Registration with public health authorities
    • FDA import, export, and manufacturing licenses
    • Crop care registration with agricultural regulatory authorities
    • Animal, aquatic, and hazardous substance registration
    • Import, export, and manufacturing licenses
    • Holding licenses
    • Regulatory compliance and maintenance
    • Labeling and advertising clearance
    • Intellectual property

Tax: Tilleke & Gibbins is consistently recognized as a top tax practice across Southeast Asia. The Legal 500 Asia Pacific credits the practice, headquartered in Thailand, with “excellent levels of service,” “prompt response times,” and “clear and well-structured advice.”

We dedicate our thorough understanding of the region’s tax regimes to helping clients achieve their business objectives, while also maximizing tax benefits and minimizing tax liabilities. We advise on an array of tax matters, including customs duties, excise tax, specific business tax, transfer pricing, petroleum income tax, corporate income tax, property and land tax, tax planning, double taxation treaties, personal income tax, stamp duties, signboard tax, and value added tax (VAT).

Market leaders in diverse sectors—including financial, manufacturing, consumer goods, construction, and energy—seek our advice in tax matters that span the spectrum of business activities. Our strategic approach to tax advice protects your commercial interests in the region and ensures that your business in Southeast Asia remains tax-efficient, well structured, and sustainable.

Technology: Our experts handle key issues and developments shaping the technology sector today, including emerging and swiftly evolving areas such as privacy and data protection, IT infrastructure, embedded technologies, the Internet of Things, data centers, fintech, insurtech, regtech, digital currency, ICOs, crowdfunding, and more.

Our firm represents leading multinational technology manufacturers, content developers and distributors, digital business operators, telecommunications providers, and other leading companies in cutting edge industries. We help our clients to strategically position, protect, and profit from their valuable intellectual property in diverse markets worldwide, and ensure the clearance and licensing of intellectual property as it relates to film, television, radio, and internet content.

Please browse the case studies on our website to read about how we have helped various clients over the years.

Head office
Thailand (Bangkok): since 1890, Tilleke & Gibbins’ head office has been located in Bangkok, Thailand’s center of commerce, serving the drivers of the regional economy, from regional operating headquarters to manufacturing conglomerates to new entrants in the Southeast Asian market. The Bangkok office offers unparalleled legal representation in the areas of commercial transactions and M&A, corporate services, dispute resolution and litigation, and intellectual property. We are also recognized by independent third parties for excellence in the fields of tax, regulatory affairs, transportation and logistics, technology, multimedia, and communications, and banking and finance.

Other offices
Cambodia (Phnom Penh): built on a strong local foundation, the Cambodia practice offers a team of dedicated Khmer advisors who draw on the international expertise of the Bangkok office to provide advice on intellectual property, licensing, and regulatory issues. Among a range of industries, the team in Phnom Penh also specializes in sectors including franchising, life sciences, and high technology.

Indonesia (Jakarta): the Jakarta office, which operates as a dedicated intellectual property agency, brings Tilleke & Gibbins’ high standards of quality and client care to the Indonesian market. Leading multinational clients depend on our Indonesia team to protect their patents, trademarks, copyright, and other IP rights. Our team of qualified intellectual property consultants assists clients with patent, utility model, design, and trademark applications and registrations, renewals, searches, responses to office actions, oppositions, cancellations, recordal of license agreements, due diligence, watch services, copyright recordation, and a wide range of other services to help you manage your portfolio of intellectual assets.

Laos (Vientiane): the Vientiane practice provides legal advice for foreign investors in the Lao People’s Democratic Republic. With particular expertise in intellectual property law, our team has assisted hundreds of multinational corporations with trademark and patent registration and enforcement in Laos. Building on our expertise in IP law, the team in Laos is also well positioned to work with local associates to advise clients on a wide range of corporate and commercial matters, from company formation to projects and infrastructure to labor and employment issues.

Myanmar (Yangon): the Tilleke & Gibbins team in Yangon assists new market entrants to navigate this unfamiliar jurisdiction. As the Myanmar government pushes forward with establishing new legal frameworks governing how investors can operate businesses, our team provides the practical, on-the-ground experience necessary to meet business objectives in the country. Backed by the expertise of the Bangkok office, our Myanmar office has particular strength in the area of intellectual property, protecting and defending the building blocks of domestic and international businesses.

Vietnam (Hanoi and Ho Chi Minh City): Tilleke & Gibbins has been practicing law in Vietnam since becoming the first foreign law firm to be granted a license to establish a representative office in Vietnam in 1992. With two office locations in the hubs of both the Northern and Southern parts of the country, Tilleke & Gibbins helps businesses capitalize on Vietnam’s abundant trade and investment opportunities.  The Vietnam teams play a part in this true emerging market, by providing a full array of legal services spanning virtually all industries and practice areas. The Vietnam offices have been recognized by top legal publications and directories in the areas of trademarks and patents, construction and real estate, corporate and M&A, banking and finance, dispute resolution, employment, and technology.

Department Name Email Telephone
Aviation, Consumers Products, Compliance and Investigations, Corporate/M&A, Dispute Resolution and Litigation, Intellectual Property, Property, Life Sciences, Regulatory Affairs, Tax, Technology Thomas J Treutler thomas.t@tilleke.com +84 24 3772 5633
Aviation John Frangos john.f@tilleke.com +66 2056 5790
Banking and Finance, Capital Markets, Competition and Trade, Corporate/M&A, Energy, Insurance Vinh Quoc Nguyen vinh.n@tilleke.com +84 28 6284 5668
Employment, Life Sciences Kien Trung Trinh kien.tt@tilleke.com +84 24 3772 5567
Intellectual Property Linh Thi Mai Nguyen mailinh.n@tilleke.com +84 24 3772 5559
Dispute Resolution and Litigation, Intellectual Property Loc Xuan Le loc.l@tgvn.vn +84 24 3275 3959
Dispute Resolution and Litigation, Intellectual Property Trung Nguyen trung.n@tilleke.com +84 28 6284 5667
Life Sciences, Regulatory Affairs Hien Thi Thu Vu thuhien.v@tilleke.com +84 24 3772 5606
Intellectual Property (Patent) Thanh Phuong Vu phuongthanh.v@tilleke.com +84 24 3772 5571
Intellectual Property (Patent) Hung Tuan Nguyen hung.n@tilleke.com +84 24 3772 5602
Corporate/M&A, Technology Waewpen Piemwichai waewpen.p@tilleke.com +84 24 3772 5618
Corporate/M&A, Competition and Trade, Technology Tu Ngoc Trinh ngoctu.t@tilleke.com +84 24 3772 5556
Corporate/M&A; Employment; Life Sciences Chuyen Hong Huu Le chuyen.l@tilleke.com +84 28 6284 5687
Energy Joseph Tomkiewicz joseph.t@tilleke.com +66 2056 5505
Energy Supasit Boonsanong supasit.b@tilleke.com +66 2056 5660
Insurance Eric M. Meyer eric.m@tilleke.com +66 2056 5797
Photo Name Position Profile
Sarah Galeski photo Ms Sarah Galeski Counsel Practice Areas: Consumer Products, Energy, Life Sciences, Compliance and Investigations, Dispute…
Loc Xuan Le photo Mr Loc Xuan Le Principal, T&G Law Firm LLC (TGVN)Practice Areas: Competition and Trade, Dispute Resolution,…
Linh Duay Mai photo Mr Linh Duay Mai Senior Associate, T&G Law Firm LLC (TGVN)
Hung Tuan Nguyen photo Mr Hung Tuan Nguyen Manager, Electronics Division of Patent Deparment Practice Areas: Intellectual Property
Linh Thi Mai Nguyen photo Ms Linh Thi Mai Nguyen Partner and Head of Trademark – Vietnam Practice Areas: Intellectual Property
Waewpen Piemwichai photo Ms Waewpen Piemwichai Senior Associate Practice Areas: Corporate/M&A, Technology
Thomas J. Treutler photo Mr Thomas J. Treutler Partner and Managing Director, Vietnam Practice Areas: Intellectual Property, Corporate/M&A
Kien Trung Trinh photo Mr Kien Trung Trinh Partner Practice Areas: Insurance, Life Sciences, Corporate/M&A, Employment
Thanh Phuong Vu photo Ms Thanh Phuong Vu Manager, Biotechnology & Chemical Division of Patent Department Practice Areas: Intellectual Property
Number of lawyers : 200+
at this office : 81
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Tilleke & Gibbins Strengthens Vietnam Corporate Team with New Partner Hire

Tilleke & Gibbins is pleased to announce that it has bolstered the capabilities of its Corporate & Commercial team in Vietnam with the hire of Tram Ngoc Bich Nguyen as a partner.

Auaychai Sukawong Joins Tilleke & Gibbins to Lead Regional Tax Team

Tilleke & Gibbins is pleased to announce the addition of tax law heavyweights Auaychai Sukawong and Chanattorn Thunyaluck to the firm’s tax practice. Auaychai joins the firm as a partner and head of the firm’s regional tax practice, and Chanattorn joins as a senior associate in the firm’s Bangkok office.

David Lyman Awarded Member of the Most Admirable Order of Direkgunabhorn

We are pleased to announce that David Lyman, Chairman and Chief Values Officer at Tilleke & Gibbins, was officially appointed as a Member (5th Class) of the Most Admirable Order of Direkgunabhorn during a ceremony at Buakeaw Hall in the Ministry of Foreign of Affairs on December 15, 2021.

David Lyman Receives Royal Decoration from HM King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua of Thailand

On June 21, 2021, Thailand’s Government Gazette announced that His Majesty the King of Thailand has conferred a royal decoration on David Lyman, Chairman and Chief Values Officer of regional Southeast Asian law firm Tilleke & Gibbins, for his lifelong dedication to the improvement of the Thai nation and its relations with the United States.