Weerawong, Chinnavat & Partners > Bangkok, Thailand > Firm Profile

Weerawong, Chinnavat & Partners

Thailand > Corporate and M&A Tier 1

Weerawong, Chinnavat & Partners’ practice is jointly led by Vipavee Kaosala and Sunyaluck Chaikajornwat, who acts for major corporations, domestic banks, real estate companies and foreign investors on domestic and cross-border transactions throughout Southeast Asia. The team advises on international trade matters, acquisition financings and regulatory issues, and has demonstrable experience across the real estate, oil and gas, and medical and healthcare sectors. Weerawong Chittmittrapap is noted for his experience in M&A, corporate governance mandates and restructurings, while Veeranuch Thammavaranucupt handles domestic and cross-border telecoms transactions.

Practice head(s):

Sunyaluck Chaikajornwat; Vipavee Kaosala

Key clients

SCB Securities Co., Ltd.

BAFS Clean Energy Corporation Company Limited

Midea Group

GRP1 and Global Power Synergy Public Company Limited

Altervim Company Limited

The Siam Commercial Bank Public Company Limited

WeMedia Shopping Network Technology Co., Limited

Royal Bangkok Healthcare Company Limited and TOP Ventures Company Limited

Henkel AG & Co. KGaA

Cardinal Health

Thailand > Dispute resolution Tier 1

Weerawong, Chinnavat & Partners provides ‘strategic advice’ on a broad range of disputes, from contentious administrative law, automotive and aviation matters to construction and engineering, anti-corruption and competition law cases. The team also advises on media and public relation issues, assisting clients in tackling media exposure challenges that often arise from disputes. Practice leader Phisit Dejchaiyasak has considerable experience in domestic and cross-border litigations and arbitrations, while counsel Rapinnart Prongsiriwattana focuses on civil, criminal, bankruptcy and administrative law cases. Pathorn Towongchuen is another key contact in the team.

Practice head(s):

Phisit Dejchaiyasak


‘Their main strengths are that they provide strategic advice, and their attention to detail is second to none. They pushed the overall quality of legal services to another level.’

‘Very professional and know their work very well. Very efficient and responsive at all times.’

‘Pathorn Towongchuen has been very helpful, and his advice has not been limited to only the dispute issue, but also included the commercial practice.’

‘WCP’s has a large team of very bright associates, who are able to handle complex issues quickly.’

Key clients

PTT Group

Symphony Communications Public Company Limited

Thaicom Public Company Limited

Intouch Holdings Public Company Limited

Pacific Alliance Group

Asia Insurance 1950 Public Company Limited


GMM Grammy

Reed Tradex Co., Ltd.

Taiyo Holdings

Reed Tradex

Mitsui Bussan Automotive

RRB Group Private

Skill Power

Thailand > Projects and energy Tier 1

Weerawong, Chinnavat & Partners’ practice, which counts government agencies, private entities and financial institutions among its key roster of clients, is co-led by Weerawong Chittmittrapap, ‘dedicatedBanphot Kittikinglert, and Jirapat Thammavaranucupt. The team advises on concessions, as well as EPC and O&M construction contracts, and has demonstrable experience across the oil and gas, and power sectors. Chittmittrapap focuses on major infrastructure projects in Thailand, including the the construction of airports, mass transit systems and ports, while Thammavaranucupt acts for clients on PPPs and infrastructure projects.

Practice head(s):

Weerawong Chittmittrapap; Banphot Kittikinglert; Jirapat Thammavaranucupt


‘Very dedicated. Always deliver on time. Strong knowledge.’

‘Banphot Kittikinglert is very dedicated to our work.’

Key clients

Office of the Eastern Economic Corridor (EECO), Government of Thailand

PTT Public Company Limited

Port Authority of Thailand

Department of Highways

Bangkok Mass Transit System Public Company Limited

BTS Group Holding Public Company Limited

U-Tapao International Aviation Company Limited

Italian Thai Development Public Company Limited

Northern Bangkok Monorail Company Limited

Eastern Bangkok Monorail Company Limited

State Enterprise Policy Organization (SEPO), Ministry of Finance, Government of Thailand

Global Power Synergy Public Company Limited

PTT Exploration and Production Public Company Limited

PTT Global Chemical Public Company Limited

Wind Energy Holding Co., Ltd.

Planet Energy Holdings Pte. Ltd.

Altervim Company Limited

Thai Oil Public Company Limited; Thaioil Marine Co., Ltd.

TTCL Public Company Limited (TTCL)

Thailand > Restructuring and insolvency Tier 1

Weerawong, Chinnavat & Partners works domestically and internationally, with demonstrable experience in bankruptcy, insolvency and restructuring matters, and provides integrated, multi-disciplinary services in pre-litigation, litigation and out-of court restructurings. The team is led by Natthida Pranutnorapal, who has experience in business reorganisations and insolvency matters, while senior counsel Suntus Kirdsinsap acts for clients in debt restructurings and bankruptcy proceedings. Senior partner Weerawong Chittmittrapap remains a key contact in the practice.

Practice head(s):

Natthida Pranutnorapal

Key clients

Sahaviriya Steel Industries Public Company Limited

EY Corporate Advisory Services Company Limited

Triple T Broadband Public Company Limited

Export Import Bank of the United States

Jasmine Public Company Limited

Sahaviriya Plate Mill Public Company Limited

Bridge View Company Limited

Pace Development Corporation Public Company Limited

BravoNext S.A.

Thailand > Banking and finance Tier 2

Weerawong, Chinnavat & Partners’s banking and finance team is led by Weerawong Chittmittrapap, Sunyaluck Chaikajornwat and Jirapat Thammavaranucupt. The team advises domestic and international lenders, as well as borrowers, on bank lending issues, energy and infrastructure project financing, in addition to acquisition and corporate finance matters. Chittmittrapap is noted for his expertise in advising on the financing aspects of major infrastructure projects, while Chaikajornwat represents domestic banks, financial institutions, real estate and investment companies on financing mandates. Thammavaranucupt focuses on the financing aspects of infrastructure and PPP projects.

Practice head(s):

Weerawong Chittmittrapap; Sunyaluck Chaikajornwat; Jirapat Thammavaranucupt

Key clients

Rabobank (Singapore)

ADK Marketing Solutions INC

Sumitomo Mitsui Banking Corporation

United Overseas Bank Limited (Singapore)

Global Power Synergy Public Company Limited

Thai Beverage Public Company Limited

Northern Bangkok Monorail Company Limited

Eastern Bangkok Monorail Company Limited

Bangkok Bank Public Company Limited

Italian-Thai Development Public Company Limited


Thailand > Capital markets Tier 2

Weerawong, Chinnavat & Partners acts for issuers, underwriters, security trustees, investors and corporate trustees on debt and equity capital markets transactions, as well as derivative offerings. The practice also advises domestic public companies, financial institutions and government entities on international securities transactions, in addition to the issuance of Thai financial instruments. Team leader Veeranuch Thammavaranucupt is noted for her expertise in IPOs, while Trinuch Chuenchomlada acts for issuers and underwriters on domestic and cross-border equity and debt instruments. Weerawong Chittmittrapap and Wittaya Kaewkungsadan are key contacts in the group.

Practice head(s):

Veeranuch Thammavaranucupt


‘Strong commitment to the client.’

‘Resourceful in finding optimal solutions for the client’s concerns.’

‘Very sound legal advice.’

Key clients

aCommerce Group PLC

Asset World PCL

Britania PCL

Kerry Express PCL

Thai Beverage PCL

Siam Commercial Bank

Credit Suisse

Macquarie Bank

Bangkok Bank

Citigroup Global Markets Limited

BNP Paribas

Thai Oil PLC

Thailand > TMT Tier 2

Weerawong, Chinnavat & Partners has experience across a broad range of matters, concerning advertising and broadcasting, data protection and e-commerce, as well as corporate and commercial work. Senior partner Veeranuch Thammavaranucupt, who was previously former general counsel at DTAC, one of the major telecoms service providers in Thailand, leads the practice, which counts on the expertise of Phisit Dejchaiyasak, who represents telecoms and internet service providers in high-profile disputes.

Practice head(s):

Veeranuch Thammavaranucupt

Other key lawyers:

Key clients

VGI Global Media

Hero Experience (Marvel)

Symphony Communications Public Company Limited

CAT Telecom Public Company Limited

Prananporn Co., Ltd.

Total Access Communications Public Company Limited (DTAC)

Advanced Info Service Public Company Limited (AIS)

Jasmine International Public Company Limited

GMM Grammy Public Company Limited

SF Group

Thailand > Dispute resolution: international arbitration Tier 3

Weerawong, Chinnavat & Partners has experience representing clients across the media and entertainment, hospitality, consumer goods and insurance sectors in international arbitration proceedings at the TAI, HKIAC and SIAC, as well as the enforcement of arbitral awards in Thailand. Phisit Dejchaiyasak leads the team and has expertise in renewable energy, medical and healthcare, telecoms and construction cases, while Sakchai Limsiripothong advises on commercial, bankruptcy and administrative-related matters in arbitration proceedings.

Practice head(s):

Phisit Dejchaiyasak

Other key lawyers:


‘I have worked with the disputes team at Weerawong, Chinnavat & Partners Ltd for some 6.5 years now. The advice is always swift and strategic, and they remain my first port of call for all Thai-related matters.’

Thailand > Real estate and construction Tier 3

Weerawong, Chinnavat & Partners advises on the acquisition, development and construction of real estate assets, in addition to matters concerning land use rights and mortgage registrations, hotel projects and licensing arrangements. Key clients include developers, owners, private and institutional investors, as well as lenders, among others. The team is led by Sunyaluck Chaikajornwat, who focuses on domestic and cross-border real estate M&A transactions, while counsel Chusak Suwanpuchai handles land and construction mandates.

Practice head(s):

Sunyaluck Chaikajornwat

Other key lawyers:

The firm: Weerawong, Chinnavat & Partners Ltd., one of Thailand’s largest independent law firms, offers a full range of legal services. Formerly the Bangkok office of White & Case LLP, which commenced business in Thailand in 1993, Weerawong C&P became an independent law firm in 2009, combining international standards with local knowledge and expertise.

Consistently recognised in the top tiers of The Legal 500, Chambers & Partners, IFLR1000 and Asialaw Profiles as a leading law firm, Weerawong C&P was awarded National Firm of the Year by FinanceAsia in 2019-2021,  by Asian Legal Business in 2016-2019 and by IFLR1000 in 2014, 2015, 2017, 2020 and 2023. The firm is known for ‘going beyond’ in achieving results for clients by implementing strategies that have not been previously approached.

Areas of practice
Banking and finance: the firm advises Thai and international banks, borrowers and other clients on all aspects of banking and finance transactions in the Asia Pacific region, including bank lending, project finance and acquisition financing, as well as a broad range of domestic regulatory matters.

Capital markets: the firm represents issuers, underwriters, placement agents, security holders, investors, corporate trustees and other participants in a wide variety of debt, equity and derivative offerings in domestic and international markets.

Corporate/M&A: the firm represents purchasers, sellers, advisors, lenders and financial intermediaries in domestic and cross-border mergers, acquisitions, joint ventures, leveraged buyouts and divestments.

The firm also advises on competition and antitrust matters.

Dispute resolution: the firm provides comprehensive dispute resolution services for domestic and international clients. The team has extensive expertise and experience in all practice areas and industry sectors, with litigators representing clients in both the English and Thai languages.

International trade: the firm represents foreign and domestic clients in WTO/International trade and trade remedies investigations, including antidumping, countervailing duty and safeguard investigations. The firm also advises clients on trade and investment strategy and policy, including free trade agreements and trade compliance.

Projects and energy:  the firm advises on mergers, acquisitions, joint ventures, financing and capital markets transactions, including infrastructure funds and public private partnerships, in relation to energy, projects and e-funds in Thailand. The firm also advises on corporate and regulatory matters in relation to renewable energy, petroleum and power generation projects, airports, rail transport and ports.

Real estate, construction and engineering: the firm provides services in all aspects of commercial real estate and investment matters, including hotels and resorts, residential and multi-purpose projects and related financing.

Restructuring and insolvency: the firm is one of the few law firms in Thailand that can provide integrated, multi-disciplinary services in both pre-litigation and litigation, including out-of-court restructurings.

Technology, media and telecommunications: the firm advises and represents some of the top telecommunication, media and technology providers in Thailand in multibillion-baht financing; set-up and restructuring; commercial, licensing and regulatory matters; and high-profile, precedent-setting disputes.

Projects and banking Weerawong Chittmittrapap
Projects Banphot Kittikinglert
Projects and banking Jirapat Thammavaranucupt
Capital markets and securities Weerawong Chittmittrapap
Corporate advisory and governance Weerawong Chittmittrapap
Litigation and arbitration Phisit Dejchaiyasak
Litigation and arbitration Suntus Kirdsinsap
Litigation and arbitration Sakchai Limsiripothong
Litigation and arbitration Rapinnart Prongsiriwattana
Myanmar legal and consulting services Sunyaluck Chaikajornwat
M&A Weerawong Chittmittrapap
M&A Sunyaluck Chaikajornwat
M&A Vipavee Kaosala
Competition and anti-trust Chumpicha Vivitasevi
Restructuring and insolvency Suntus Kirdsinsap
Restructuring and insolvency Natthida Pranutnorapal
Restructuring and insolvency Sakchai Limsiripothong
TMT Phisit Dejchaiyasak
TMT Rapinnart Prongsiriwattana
Energy, infrastructure and project finance Weerawong Chittmittrapap
International trade Apisith John Sutham
Capital Markets Wittaya Kaewkungsadan
Capital Markets Trinuch Chuenchomlada
Litigation Raweepun Pitakchatiwong
TMT Raweepun Pitakchatiwong
Number of lawyers : 100