Education

  • LLB – Victoria University – 1991
  • BCA (Accounting) – Victoria University – 1991

Bio

Mike practises in commercial litigation with a particular expertise in insolvency, energy, property and contractual disputes. He also acts on constitutional and Te Tiriti matters.

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Mike has appeared in the High Court, Court of Appeal, and Supreme Court in a number of leading reported cases in these areas.

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He has been consistently recommended in leading law directories.

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Mike joined the independent bar in 2017 and took Silk in 2021. Prior to that he spent the majority of his career at Bell Gully including 16 years as a partner. He worked at Herbert Smith in London from 1995 to 1996. He has lectured in banking law at Victoria University.

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Mike also practices in Wellington from Stout Street Chambers.

Case Highlights

  • Kapa-Kingi v Tamihere [2025] 3 NZLR 745: Reinstatement of Mariameno Kapa-Kingi as a Te Pati Māori MP.
  • Tau v A-G: Acting for Crown in relation to Ngai Tahu seeking a declaration that they have kaitiakitanga over all South Island freshwater including the right to charge economic rent. This case is of constitutional importance. Judgment awaited.
  • Dryland Carbon v Leckie: Derivative action and oppression claim in relation to breaches of fiduciary duty by directors of a carbon investment fund. This is one of the few such claims to go to trial. Currently on appeal.
  • Methanex v Nova [2024] 3 NZLR 167: Opposing injunction to continue supply on NZ’s largest gas supply contract.
  • Simons v ANZ [2024] 3 NZLR 485: Acting for a litigation funder in an appeal concerning the ability of the Court to impose common funding orders in New Zealand.
  • TOKMv A-G [2025] 2 NZLR 382: Acting for the Crown on a challenge to the implementation of the historic Treaty fisheries settlement.

What Others Say

Mike is ranked Band 2 Chambers and Partner's Asia-Pacific and Global Guides 2026 for Dispute Resolution: The Bar. He has ranked consistently since being called to the Bar in 2017.

"Mike is a first-class barrister. He is brilliant on his feet, hugely commercial and with a constant eye on client interests and overall strategy".

"Mike Colson is an excellent lawyer, particularly when faced with complex matters. He is one of the most commercially minded lawyers I have ever worked with".

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Mike is recognised in the 2026 Doyles Guide as a Leading Commercial Litigation and Dispute Resolution King's Counsel in New Zealand.

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Publications

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Memberships

RITANZ

NZBA