The comprehensive antitrust and competition practice at Christopher & Lee Ong is highly regarded for its strength in handling the full spectrum of matters, ranging from compliance issues and litigation to enforcement actions and merger filings. The client base includes major conglomerates and multinational companies in a broad range of sectors, including financial services, insurance, telecoms, pharmaceutical, consumer goods and healthcare. Yon See Ting and Jane Guan co-head the department. Ting fields extensive experience in advising on dawn raids, cartel investigations and abuse of dominance cases, and Guan is a name to note for work involving Competition Act 2010 issues, including vertical restraint matters and merger control work.

Under the joint leadership of Anand Raj and Shanti Mogan, the competition department at Shearn Delamore & Co is routinely instructed by large multinational entities, government-linked companies and Malaysian corporations in a wide spectrum of competition and antitrust matters. The group's workload includes acting for clients in the telecoms, energy, electronics, consumer goods, insurance and transport sectors. Raj is a highly regarded practitioner in the market, and brings significant experience in advising clients on merger control notifications and MyCC investigations. Mogan handles enforcement issues, and Lilien Wong has expertise in advising on cartel claims.

Reputed for its depth of expertise in competition law, Skrine has extensive experience in representing clients before the Malaysia Competition Commission, often in cases involving cartels, abuse of dominance investigations, and block exemptions applications. The team is equally strong in handling compliance and audits. Practice head Tan Shi Wen is responsible for leading the practice and has ample experience assisting clients with the review and localisation of global competition policies and drafting internal compliance frameworks, including competition law policies, compliance procedures and dawn raid protocols.

The competition team at Raja, Darryl & Loh continues to handle a high volume of work involving abuse of dominance issues and competition audits, as well as advising on anti-competitive clauses and agreements. The experienced Chew Phye Keat heads up the practice and brings expertise in assisting with competition matters in the pharmaceutical, technology and consumer goods sectors. Keat is ably supported by the ‘strategic‘ Cheong Chun Yong, who has a wealth of knowledge in dawn raid policies.

At Wong & Partners, the practice has a solid track record in assisting domestic and international clients with a broad range of competition law issues. Core areas of instruction for the group include international merger control cases, investigations, internal audits, compliance issues, and M&A matters, with pricing issues also prominent in the team's workload. Andre Gan is well known for acting for clients in the financial services and consumer goods sectors in competition cases; he co-heads the department with the 'approachable' Lydia Kong, who stands out for her 'ability to explain complex legal matters in a clear and straightforward manner'.

Lim Chee Wee Partnership continues to advise on a broad range of contentious competition matters. The group is highly regarded for its expertise in competition litigation, and is routinely instructed by the Malaysian Competition Commission. Practice head Kwan Will Sen 'stands out for his ability to focus on decisive facts, assess the strength of a case realistically, and prosecute the matter firmly and effectively'. Firm founding partner Lim Chee Wee is well known for his wealth of knowledge in the oil and gas offshore sector. Muayyad Khairulmaini is a key contact in the team.

Boutique firm Wen & Co is well known for its specialist focus on competition law. Led by firm founding partner Nicole Leong, the team has a solid track record in acting for clients in cases involving allegations of infringement and abuse of dominance brought by the Malaysia Competition Commission. Heng Jia, who made partner in January 2025, is very experienced in undertaking cases involving competition investigations and dawn raids.