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Weerawong, Chinnavat & Partners

Thailand

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Key contacts
Senior Partners: Sunyaluck Chaikajornwat
Quick facts
Lawyers

100

Languages

English, Thai

Key practice areas
Banking and finance
Capital markets
Capital markets : Debt
Capital markets : Equity
Financial and corporate
Restructuring and insolvency
M&A
Energy and infrastructure
Project development
Projects
Firm overview

Weerawong, Chinnavat & Partners Ltd. is one of Thailand’s largest independent law firms, combining local expertise with international standards of excellence. Dedicated to helping Thai and international clients explore opportunities in Thailand, ASEAN and around the world, Weerawong C&P provides a full range of legal services in: aviation, banking and finance, capital markets, competition and antitrust, consumer goods and services, corporate advisory and corporate governance, dispute resolution, e-commerce, energy, fintech, industrials and manufacturing, infrastructure, insurance, international trade and trade remedies, labour and employment, media and technology, mergers and acquisitions, projects, public-private partnerships, real estate and construction, regulatory, restructuring and insolvency, telecommunications, and transportation.

Address:
No.1 Park Silom Tower, 39th floor, Convent Rd., Silom, Bangrak
Bangkok, 10500
Tel:+662 264 8000 Fax:+662 657 2222 Email:Contact Us Web Address:http://www.weerawongcp.com
Rankings published in 2026
Banking and finance
Tier 2
20 firms ranked
View full list

Tier 1

A&O Shearman
10 practice areas
View profile
Baker McKenzie
10 practice areas
View profile
Chandler Mori Hamada
11 practice areas
View full profile
Linklaters
10 practice areas
View profile

Tier 2

Norton Rose Fulbright
9 practice areas
View profile
SRPP
7 practice areas
View full profile
Weerawong, Chinnavat & Partners
10 practice areas
View full profile

Tier 3

DFDL
10 practice areas
View profile
DLA Piper
6 practice areas
View profile
Hunton Andrews Kurth
10 practice areas
View profile
Tilleke & Gibbins
10 practice areas
View profile

Tier 4

Kudun & Partners
10 practice areas
View profile
Rajah & Tann (Thailand)
9 practice areas
View full profile
Siam Premier International Law Office
9 practice areas
View full profile

Notable

Jirapat and Partners
3 practice areas
View profile
LawPlus
7 practice areas
View profile
Nishimura & Asahi
8 practice areas
View profile
Silk Legal
6 practice areas
View full profile
TTT+Partners
8 practice areas
View profile
Thanathip & Partners
7 practice areas
View profile
Capital markets : Debt
Tier 2
18 firms ranked
View full list

Tier 1

A&O Shearman
10 practice areas
View profile
Baker McKenzie
10 practice areas
View profile
Linklaters
10 practice areas
View profile

Tier 2

Kudun & Partners
10 practice areas
View profile
Thanathip & Partners
7 practice areas
View profile
The Capital Law Office
6 practice areas
View full profile
Weerawong, Chinnavat & Partners
10 practice areas
View full profile

Tier 3

Chandler Mori Hamada
11 practice areas
View full profile
Hunton Andrews Kurth
10 practice areas
View profile
Tilleke & Gibbins
10 practice areas
View profile

Tier 4

DFDL
10 practice areas
View profile
LS Horizon
10 practice areas
View profile
LawPlus
7 practice areas
View profile
Norton Rose Fulbright
9 practice areas
View profile
Siam Premier International Law Office
9 practice areas
View full profile

Notable

MSC International Law Office Company Limited
3 practice areas
View profile
Nishimura & Asahi
8 practice areas
View profile
TTT+Partners
8 practice areas
View profile
Capital markets : Equity
Tier 1
21 firms ranked
View full list

Tier 1

A&O Shearman
10 practice areas
View profile
Baker McKenzie
10 practice areas
View profile
Linklaters
10 practice areas
View profile
Weerawong, Chinnavat & Partners
10 practice areas
View full profile

Tier 2

Thanathip & Partners
7 practice areas
View profile
The Capital Law Office
6 practice areas
View full profile

Tier 3

Chandler Mori Hamada
11 practice areas
View full profile
Hunton Andrews Kurth
10 practice areas
View profile
Kudun & Partners
10 practice areas
View profile
Tilleke & Gibbins
10 practice areas
View profile

Tier 4

LS Horizon
10 practice areas
View profile
LawPlus
7 practice areas
View profile
Norton Rose Fulbright
9 practice areas
View profile
Siam Premier International Law Office
9 practice areas
View full profile
Wise Equity Legal Counsel
5 practice areas
View full profile

Notable

DFDL
10 practice areas
View profile
KPMG Law Thailand
9 practice areas
View profile
MSC International Law Office Company Limited
3 practice areas
View profile
Nishimura & Asahi
8 practice areas
View profile
SRPP
7 practice areas
View full profile
TTT+Partners
8 practice areas
View profile
M&A
Tier 1
28 firms ranked
View full list

Tier 1

A&O Shearman
10 practice areas
View profile
Baker McKenzie
10 practice areas
View profile
Linklaters
10 practice areas
View profile
Weerawong, Chinnavat & Partners
10 practice areas
View full profile

Tier 2

Chandler Mori Hamada
11 practice areas
View full profile
Siam Premier International Law Office
9 practice areas
View full profile
Thanathip & Partners
7 practice areas
View profile
Tilleke & Gibbins
10 practice areas
View profile

Tier 3

DFDL
10 practice areas
View profile
DLA Piper
6 practice areas
View profile
Hunton Andrews Kurth
10 practice areas
View profile
Kudun & Partners
10 practice areas
View profile
Nishimura & Asahi
8 practice areas
View profile
Rajah & Tann (Thailand)
9 practice areas
View full profile
SRPP
7 practice areas
View full profile
The Capital Law Office
6 practice areas
View full profile

Tier 4

Blumenthal Richter & Sumet
5 practice areas
View profile
Herbert Smith Freehills Kramer
6 practice areas
View profile
KPMG Law Thailand
9 practice areas
View profile
Norton Rose Fulbright
9 practice areas
View profile
TTT+Partners
8 practice areas
View profile

Notable

Axis Legal
3 practice areas
View profile
JTJB International Lawyers
3 practice areas
View profile
LawPlus
7 practice areas
View profile
MSC International Law Office Company Limited
3 practice areas
View profile
Nagashima Ohno & Tsunematsu
1 practice area
View profile
Silk Legal
6 practice areas
View full profile
Wise Equity Legal Counsel
5 practice areas
View full profile
Projects
Tier 1
17 firms ranked
View full list

Tier 1

A&O Shearman
10 practice areas
View profile
Baker McKenzie
10 practice areas
View profile
Chandler Mori Hamada
11 practice areas
View full profile
Weerawong, Chinnavat & Partners
10 practice areas
View full profile

Tier 2

DFDL
10 practice areas
View profile
Hunton Andrews Kurth
10 practice areas
View profile
Linklaters
10 practice areas
View profile
Tilleke & Gibbins
10 practice areas
View profile

Tier 3

Jirapat and Partners
3 practice areas
View profile
Kudun & Partners
10 practice areas
View profile
LS Horizon
10 practice areas
View profile
Nishimura & Asahi
8 practice areas
View profile
Rajah & Tann (Thailand)
9 practice areas
View full profile
SRPP
7 practice areas
View full profile
TTT+Partners
8 practice areas
View profile

Notable

Blumenthal Richter & Sumet
5 practice areas
View profile
TP & Associates
3 practice areas
View profile
Restructuring and insolvency
Tier 1
16 firms ranked
View full list

Tier 1

Baker McKenzie
10 practice areas
View profile
Chandler Mori Hamada
11 practice areas
View full profile
Weerawong, Chinnavat & Partners
10 practice areas
View full profile

Tier 2

Kudun & Partners
10 practice areas
View profile

Tier 3

A&O Shearman
10 practice areas
View profile
DLA Piper
6 practice areas
View profile
Hunton Andrews Kurth
10 practice areas
View profile
LS Horizon
10 practice areas
View profile
Norton Rose Fulbright
9 practice areas
View profile
Rajah & Tann (Thailand)
9 practice areas
View full profile
Siam Premier International Law Office
9 practice areas
View full profile
Tilleke & Gibbins
10 practice areas
View profile

Notable

DFDL
10 practice areas
View profile
Herbert Smith Freehills Kramer
6 practice areas
View profile
KPMG Law Thailand
9 practice areas
View profile
Silk Legal
6 practice areas
View full profile
Linked Reviews
Financial and corporate

Founded in 2009, Weerawong, Chinnavat & Partners is one of the largest firms and best-known names in the Thai legal market, with a team of more than 100 legal professionals, including partners, lawyers and legal assistants.  

The firm provides top-quality advice in banking and finance, capital markets, M&A, project development, and restructuring and insolvency. It takes on clients from a host of sectors, including banking and financial services, consumer products, industrial and manufacturing, technology and telecommunications, real estate, oil and gas, and energy.  

Highlights  

The M&A team was highly visible in high-profile transactions, including advising Dymon Asia Private Equity in the formation of a joint venture, TUSK Asia, with the Ourairat Family, the founders of the schools. This deal is one of the largest of its kind in the Thai education sector, involved complex legal challenges. The team provided critical counsel on the M&A structuring and meticulously managed the deal's fund flow, showcasing its deep transactional expertise.  

The projects team is consistently at the forefront of pioneering deals, notably advising the Government of Thailand's Office of the Eastern Economic Corridor (EECO) on the public-private partnership for the high-speed rail link connecting Don Mueang, Suvarnabhumi, and U-Tapao airports. This is the biggest PPP project in Thailand and the first concession granted on a high-speed train project. This transaction is particularly challenging as it is the first renegotiation PPP agreement under the EEC Act.  

Key clients  

Dymon Asia Private Equity, KIA Corporation, Rever Automotive, Office of the Eastern Economic Corridor, Port Authority of Thailand, and Department of Highways. 

Testimonials  

Capital markets: debt  

The team has in-depth understanding of the regulatory landscape regarding convertible debt securities in Thailand, and they do not shy from going the extra mile to provide well-rounded advice.”  

Capital markets: equity  

“Very detailed oriented and helpful when solving the issues.”  

“Very experienced, which gives me a high level of confidence in the advice they render.”  

M&A  

The team has the domestic market knowledge. They are also speedy and responsive.”  

“The team is very responsive and thoughtful. It has extensive knowledge of local laws and processes and the ability to solve problem.”  

Projects  

“The team demonstrate exceptional proficiency and commitment in supporting complex PPP initiatives through in-depth expertise, strategic advisory skills, precision in drafting and negotiation, strong risk management, and effective stakeholder communication.”  

Trinuch Chuenchomlada  

“Being foreign to Thailand laws and its market practices, we truly felt that we were in good hands with Trinuch and her team's expertise, vast experience and circumspect advice.”  

“Strong communications and very responsive.”  

Wittaya Kaewkungsadan  

“Very detailed oriented and helpful.”  

Peerapat Kumpayorm  

“He helped us draft and negotiate PPP tendering document and agreements. He also provided legal counsel for PPP project management and risk management.”  

Phanpicha Nityo  

“She is knowledgeable, responsive and supportive.”  

Siregran Sakuliampaiboon  

“Excellent client interaction, very responsive, commands a deep and skilled team, problem solves extremely well.”  

11 results11 results
Deal Highlights
61 results61 results
Deal Name Deal Date Firm Name Jurisdiction Deal Type Lawyer Names Client Names Client Role
Ananda Development pcl - Bond Issue
2021-01-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Ananda Development pcl
Issuer
Sansiri pcl - Bond Issue
2021-08-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Sansiri pcl
Issuer
JMT Network Services pcl - Bond Issue
2021-09-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
JMT Network Services pcl
Issuer
Dtac TriNet Co Ltd - Bond Issue
2021-09-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Dtac TriNet Co Ltd
Issuer
Italian-Thai Development pcl - Bond Issue
2021-06-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Italian-Thai Development pcl
Issuer
Berli Jucker pcl - Bond Issue
2021-07-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Berli Jucker pcl
Issuer
Origin Property pcl - Bond Issue
2021-07-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Origin Property pcl
Issuer
SC Asset Corp pcl - Bond Issue
2021-04-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
SC Asset Corp pcl
Issuer
SC Asset Corp pcl - Bond Issue
2021-07-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
SC Asset Corp pcl
Issuer
All Inspire Development - Bond Issue
2021-05-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
All Inspire Development
Issuer
Thai Beverage - Bond Issue
2021-04-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Thai Beverage
Issuer
Sinochem Corp - Bond Issue
2021-07-01
Weerawong, Chinnavat & Partners
China (National)
Bond issue
Sinochem Corp
Issuer
Sena Development - Bond Issue
2021-09-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Sena Development
Issuer
Jay Mart - Bond Issue
2021-03-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Jay Mart
Issuer
Noble Development - Bond Issue
2021-02-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Noble Development
Issuer
Property Perfect pcl - Bond Issue
2021-07-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Property Perfect pcl
Issuer
PTT Global Chemical pcl - Bond Issue
2021-03-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
ANZ Bank, Citigroup, Mitsubishi Corp, Bank of America Merrill Lynch, Standard Chartered Bank
Underwriter
Ratchthani Leasing pcl - Bond Issue
2021-07-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Ratchthani Leasing pcl
Issuer
Sansiri pcl - Bond Issue
2021-09-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Sansiri pcl
Issuer
Stark Corp - Bond Issue
2021-09-01
Weerawong, Chinnavat & Partners
Thailand
Bond issue
Stark Corp
Issuer
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IFLR is delighted to announce the winning deals, teams and law firms for the 2020 Asia-Pacific awards
IFLR1000
Veeranuch Thammavaranucupt of Weerawong Chinnavat & Partners in Bangkok discusses regulations governing, and incentives for foreign nationals investing in Thailand
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    Kudun Sukhumananda of Weerawong Chinnavat & Peangpanor assesses the regulatory landscape for mergers and acquisitions in Thailand