Jason ZwiSenior Solicitor

LLB (Hons), BA (Otago University)
Barrister and Solicitor of the High Court of New Zealand

Dispute Resolution and Commercial Litigation

Jason is a commercial litigator who is well acquainted with the Court process and alternative dispute resolution. Before joining Morrison Mallett, Jason was a junior barrister at a distinguished Auckland Chambers, prior to which he worked at the Serious Fraud Office and at a top-tier firm. He has appeared numerous times in the High Court and is particularly focused on achieving pragmatic solutions for clients.

  • Company, shareholder and director disputes.
  • Wills and trusts disputes.
  • Contractual and general commercial litigation.
  • Property disputes, including commercial tenancy and conveyancing related disputes.
  • Insolvency, liquidations and bankruptcies.
  • Regulatory investigations and white-collar crime.
  • Interim relief, including injunctions, freezing orders and summary judgment.
  • Costs applications.
  • Sayegh v Fermit NZ Ltd [2019] NZHC 552 – Sole counsel on a successful application under the Companies Act 1993 to the High Court on behalf of a shareholder for provision of documents.
  • Kinara Trustee Ltd v Infinity Enterprises Ltd [2019] NZHC 1526 – Acted for a successful claimant in a High Court trial regarding Land Transfer Act fraud and estoppel regarding an equitable easement on commercial premises. Also acted on a parallel arbitration before Rodney Hansen CNZM QC. (junior to Andrew Barker QC)
  • Yang v Lowndes [2018] NZHC 2298 – Successfully opposed defendants’ application for split trial. The main proceedings settled after mediation. (junior to Greg Blanchard QC)
  • R v Ross [2018] NZHC 2552 – Acting for the Serious Fraud Office in a lengthy jury trial regarding a complicated, multiparty $40 million mortgage fraud. A range of complicated evidential, procedural and charging/pleadings issues arose throughout the proceedings. (junior to John Dixon QC)
  • J v ASC1 [2018] NZHC 2706 – Acting in an appeal for a lawyer found guilty of misconduct by the Lawyers and Conveyancers Disciplinary Tribunal. Also appeared at the Tribunal level [2018] NZLCDT 15. Name suppression was successfully maintained throughout proceedings. (junior to John Billington QC)
  • Yozin v NZGT [2018] NZHC 1390 – Acting in the High Court trial concerning the division of a complicated estate. The claims included testamentary promises, rectification and trust issues against the backdrop of complex land planning issues. (junior to Sandra Grant)
  • Rintoul Group Ltd v Far North District Council [2017] NZHC 1132, [2017] NZAR 797 – Acting for a construction contractor in a successful claim against the Council for breach of process contracts in a tender process. The case involved issues of process contracts, implied terms and loss of chance. (junior to Sandra Grant)

Contact details

DDI +64 9 320 3313
MOB +64 21 116 0891


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