Praised for its ASEAN capabilities, A&O Shearman stands out for its strong track record in energy sector transactions. Often instructed by financial institutions, multilateral agencies, export credit agencies, sponsors and developers, the group is also well placed to advise on project-related documentation and project finance, and fields solid credentials in M&A, capital markets deals and construction contracts. Practice head Sarah Wilson 'provides practical, solutions-oriented advice' on project finance transactions in the power and infrastructure sectors. Anchalee Limviriyalers is a key member of the practice who is frequently involved in project financing and syndicated loan transactions. Nonaya Patarkitnirun and Peerajit Chanmolee are highlighted for their project finance expertise.

Baker McKenzie LLP is a key player in M&A transactions and project finance and development in the oil and gas, renewable energy, hydropower, mining and wider infrastructure sectors. The drafting and negotiation of EPC contracts is a core focus for the practice, which also excels in the structuring of PPP projects. With the ability to advise on the entire lifecycle of a project, practice head Sawanee Sethsathira is proficient in energy and infrastructure projects, including PPP ventures. Other notable members of the practice include Viroj Piyawattanametha, who specialises in project finance and development matters, Vit Vatanayothin, whose expertise lies in the funding of renewable energy projects, and Napas Na Pombejra, a contact for project finance in the energy, mining and infrastructure segments.

Lenders and sponsors routinely turn to Chandler Mori Hamada Limited for assistance with the financing and development of energy and infrastructure projects. The practice boasts significant expertise in the energy sector, notably in renewable power projects across Southeast Asia. The group is under the joint leadership of Jessada Sawatdipong, who is skilled in cross-border mandates concerning energy, infrastructure and natural resources projects, and Joseph Tisuthiwongse, whose expertise lies in project finance, particularly within the renewable energy space. Other noteworthy practitioners include Supattra Sathapornnanon, who excels in project finance, Pranee Klinratana, who frequently acts for lenders in the financing of major energy, property and industrial estate projects, and Tip-apa Limvichai, who is particularly knowledgeable of the energy and real estate sectors.

Hunton Andrews Kurth LLP is a popular choice for leading financial institutions funding and investing in fossil fuel, wind, solar and clean power projects. The firm acts for an impressive client roster comprised of commercial banks, institutional lenders, development finance institutions, export credit agencies and project developers. The group is overseen by Edward Koehler, who advises on all aspects of the development, acquisition and financing of renewable power projects, JamesP. Bradley, who is especially active in the drafting of project contracts and related financings in the power segment, and Chumbhot Plangtrakul, whose expertise covers traditional, renewable and alternative energy projects, as well as battery production and storage matters.

Fielding a ‘team of subject-matter experts in EPC contracts and project financing‘, Linklaters stands out for its prominent position in the renewable energy market. The team is particularly skilled in project finance and M&A transactions in the renewables segment, and also provides assistance to corporate clients and private equity funds seeking expansion in the energy and infrastructure markets. Department head Wanwisar Nakarat is noted for her expertise in sustainability-linked loan transactions for Thai energy and infrastructure clients. Also part of the core team, Wilailuk Okanurak specialises in the financial and transactional elements of energy projects.

Tilleke & Gibbins assists energy producers with oil and gas exploration and upstream operations, as well as related petrochemical and transport matters. On the clean energy and renewables front, the group acts for leading companies in the solar and wind power sector, and handles biomass and hydroelectric projects across the region. The practice is jointly led by Supasit Boonsanong, highlighted for his extensive energy expertise which covers M&A, project finance and development, and Charuwan Charoonchitsathian, who regularly advises on the development, financing and operation of renewable energy projects.

Weerawong, Chinnavat & Partners advises clients on the full range of infrastructure and energy mandates, including project finance, concessions, construction contracts and public-private partnerships (PPPs). The group demonstrates particular strength in oil and gas and power projects, often assisting key stakeholders with power purchase agreements, financings, bids, M&A and capital markets transactions. Peerapat Kumpayorm oversees the practice and is regularly turned to by clients seeking advice on PPP projects and contract management issues.

Equipped with a stellar M&A offering, DLA Piper is active in cross-border transactions in the renewable energy sector. The group also advises lenders and sponsors on the financing of projects in the clean energy, infrastructure, real estate and hospital segments. Waranon Vanichprapa leads the practice and is typically sought out by financial institutions and multinational corporations for his significant expertise in project finance. Samata Masagee has a wealth of experience in corporate matters and M&A transactions in the energy sector.

Siam Premier International Law Office Limited has ample experience advising clients on joint ventures, contractual matters and the financing and structuring of projects in the oil and gas and power sectors. The group counts project sponsors, government authorities, petrochemical companies, EPC contractors and utilities among its core client base. Rawat Chomsri, who specialises in projects and investments in the energy space, and Chatchavej Chitvarakorn, who advises corporates and government entities on PPP matters, jointly lead the team.

Established in September 2023, the projects, finance, energy and government practice at TTT+Partners is lauded for its ‘exceptional qualities and dedication‘. Jirapat Thammavaranucupt joined from Weerawong, Chinnavat & Partners to kick start the department that is noted for its expertise in airport and mass transit concessions, and monorail projects. Sitthi Meesit is a key contact in the group, notably for infrastructure and energy projects. Wachirawit Ongkhana regularly works with airport concessionaires and mass transit operators.

With a strong focus on power, renewable energy, oil and gas, mining and commodities, the group at Watson Farley & Williams (Thailand) Limited is well positioned to advise on project finance, EPC agreements, site due diligence and environmental compliance. Co-head Steven Burkill excels in arbitrations involving oil and gas and power projects, demonstrating notable strength in renewable energy disputes. Fellow co-leader Linh Doan has significant experience working on the development and financing of power plants and renewable projects. Ratthakarn Boonnua is another key contact in the practice.