Bun & Associates is well regarded for its strength in corporate transactions, energy, and infrastructure. The firm is particularly adept at steering clients through Cambodia’s complex merger control regime, securing approvals for high-profile M&A deals in the oil, gas, and renewables sectors. Its banking and finance practice also stands out for advising on fintech, ESG financing, and large-scale infrastructure projects. The team is co-chaired by Youdy Bun and Sin Sokanha, the latter noted for her active role across major corporate and M&A mandates. Fellow co-chair Borapyn Py is a recognised authority on contentious and non-contentious tax matters.

DFDL is a full-service practice that provides comprehensive advice across tax, corporate, M&A, banking, capital markets and real estate law. The team is regularly engaged on cross-border mandates, high-value transactions, energy transition projects and complex disputes. Managing director Clint O’Connell is recognised for his tax expertise, while Guillaume Massin has a strong track record in foreign direct investment, real estate and construction. Chris Robinson specialises in corporate and commercial matters, with particular experience acting for private equity and venture capital funds.

Rajah & Tann Sok & Heng Law Office advises on a broad range of regulatory and transactional matters, with particular expertise in emerging frameworks such as data protection, cybersecurity and fintech. The group is also active in banking and finance, regularly assisting major financial institutions with high-value financings and compliance issues. Practice head Chhay Heng handles mergers and acquisitions, competition, trade and real estate development, while Sophonnora Tiv is recognised for his capital markets expertise and deep understanding of the gaming and insurance sectors.

Advising clients from the infrastructure, agribusiness, insurance, energy and project finance sectors, the Phnom Penh-based practice of Anant Law Firm leverages considerable experience in regulatory, compliance and transactional matters, with deep expertise concerning cross-border mandates in Southeast Asia and beyond. The team is jointly headed by its senior partners, which includes agribusiness and energy expert Sophealeak Ing. Tongkin Huoy and Ratana Nem advise on real estate, transactional and disputes matters, while Antoine Fontaine brings distinct tax, corporate and insurance expertise. All named lawyers hold key leadership roles within the practice.

Born out of the merger between Sok Siphana & Associates and Sethalay Law Office, Sok Siphana Sethalay in association with Kinstellar Southeast Asia advises a diverse client roster, from multinational corporations to emerging local enterprises. The practice's broad expertise spans dispute resolution, intellectual property, corporate and commercial matters, and employment law. Leading the team is Daron Wong, who has notable expertise in project work, while Vanseka SOK focuses on finance, commercial law and arbitration. Matthew Rendall is also a key member of the practice.

Phnom Penh-based Tilleke & Gibbins (Cambodia) Ltd. provides a full-service platform for multinational clients, with particular strength in market entry transactions. The firm is highly regarded for its intellectual property practice, especially with regard to enforcement litigation. Jay Cohen leads the team, who oversees a broad practice encompassing banking and finance, corporate/M&A, and project development. Senior associate David Mol is recommended for his work on due diligence, company formation, and licensing matters.

Operating in a range of M&A, corporate, project finance and securities mandates, the Phnom Penh-based offering at VDB Loi in Cambodia fields a breadth of expertise in regulatory, corporate and tax-related matters. The team is retained for various local and cross-border mandates. Practice head Mariza Ung is a key member of the team, noted for her expertise in commercial and regulatory mandates, including transactions in the financial, energy and manufacturing sectors. Edwin Vanderbruggen is also recommended, particularly regarding his expertise in managing complex energy and infrastructure mandates.