Chang Wei Mun​

Partner – Head of Dispute Resolution, Construction & Energy
+603-2632 9881 | [email protected]

Wei Mun’s practice includes all forms of dispute resolution in respect of the construction industry, particularly in arbitration, both domestic and international, adjudication and litigation. Over the years, many of his cases have been reported in the law journals. His prowess in dispute resolution has led to him being named as a Leading Individual by The Asia Pacific Legal 500 for 2018 and 2019, a Leading Individual in Construction Dispute Resolution in Chambers Asia Pacific for a number of years since 2010, a Market-leading Lawyer in AsiaLaw Profiles for 2017 – 2019, a “Dispute Resolution Star” by Benchmark Litigation in 2018 and 2019, and a Distinguished Practitioner in AsiaLaw Profiles for 2020.

Chambers Asia Pacific 2018 had this to say about him : ‘Chang Wei Mun wins the acclaim of market sources as “an extremely competent and meticulous advocate…”’ while AsiaLaw Profiles 2018 described him as “very knowledgeable and innovative”.

The 2019 and 2020 editions of Chambers Asia Pacific quoted market commentators who said that Wei Mun is “responsive and efficient” and a “very effective counsel” in construction matters and “an experienced lawyer with sound legal knowledge, drafting and advocacy skills.”

He is currently acting for KL Eco City Sdn Bhd (part of the SP Setia Group) in multiple legal proceedings arising from the collapse of a pedestrian link bridge across the Klang River.

Wei Mun is also well-versed in advisory work and the drafting of construction and other related contracts. His project work includes the Light Rail Transit System and the Mass Rapid Transit System, Klang Valley, the Electrified Double Track Rail System, Gemas to Johor Bahru and Duopharma Biotech Bhd’s state-of-the-art plant and warehouse in Klang, Selangor.

He has been appointed as sole arbitrator as well as co-arbitrator and president of 3-member tribunals in respect of various arbitrations locally and abroad.  He has resolved disputes based on various foreign laws including Sudanese, Indian, Singaporean and English laws.

Wei Mun is a past President of the Malaysian Institute of Arbitrators and was the Vice-Chairman of the International Chamber of Commerce Malaysia Arbitration Working Committee.

Wei Mun also served as a member of the committee formed to assist the Kuala Lumpur Regional Centre for Arbitration (“KLRCA”) (now known as the Asian International Arbitration Centre) to draft the regulations for the Construction Industry Payment and Adjudication Act 2012 (“CIPAA”) and a member of another committee assisting the KLRCA to draft the Adjudication Training Programme Syllabus for the purposes of the CIPAA.  He is a contributor in respect of the Malaysian Construction Adjudication Reports and was a lecturer on certain topics in the “Diploma in International Arbitration” course at Brickfields Asia College in Kuala Lumpur.


  • Bachelor of Laws (University of Canterbury, New Zealand)


  • Barrister & Solicitor of the High Court of New Zealand
  • Admitted to the New Zealand Bar: 18th December 1985
  • Advocate & Solicitor of the High Court of Malaya
  • Admitted to the Malaysian Bar: 8th November 1986
  • Fellow of the Chartered Institute of Arbitrators (FCIArb)
  • Fellow of the Malaysian Institute of Arbitrators (FMIArb)
  • Fellow of the Singapore Institute of Arbitrators (FSIArb)
  • Member of Panel of Arbitrators, Asian International Arbitration Centre(formerly known as the Kuala Lumpur Regional Centre for Arbitration)
  • Member of the Panel of Arbitrators of the International Chamber of Commerce, Malaysia
  • Member of Panel of International Arbitrators, Korean Commercial Arbitration Board
  • Member of Panel of Arbitrators, Singapore International Arbitration Centre
  • Member of Panel of Arbitrators, Hong Kong International Arbitration Centre
  • Registered Mediator with the Malaysian Mediation Centre
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