Legal expertise that understands your business
Legal expertise that understands your business

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About us
Mayne Wetherell are experts in corporate, finance and tax law. We advise on significant and complex business transactions, creating opportunities and driving successful outcomes for our clients.
What we do
Comprehensive legal services across practice areas and industries


Working with us
We have built our firm around how clients actually want to work with their legal advisers – direct access to senior expertise, commercial focus and genuine partnership from day one.
Strategic insight
We embed strategic insight, creativity and innovation into our legal advice, helping clients make better decisions and unlock opportunities, not just manage risk.
Breadth of practice
Mayne Wetherell’s transactional practice spans Corporate, Finance and Tax. Our partners advise across a wide range of complex, multi-jurisdictional transactions and regularly act as New Zealand counsel supporting leading US, UK and Australian firms on global transactions.
Trusted partners
We take a partnership-based approach, supporting clients throughout the full lifecycle of their business. By developing close relationships and a deep understanding of our clients’ operations, we help facilitate commercial outcomes efficiently, with meaningful partner involvement.
Comprehensive support
Our specialist team brings deep experience, a proven track record and the ability to respond quickly to large-scale and time-critical transactions.
Meet the team
The people behind the work
Our strength lies in our people. All client work goes directly through experienced partners who bring both technical excellence and genuine commitment to understanding your business. Get to know the team and find the right expertise for your needs.
Latest insights
Keep up to date with us
Stay informed with our latest firm news, legal perspectives and insights on global business change.
Celebrating promotions across the Mayne Wetherell team
December 12, 2025
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Court of Appeal releases its decision in Hoban v Attorney‑General
December 9, 2025
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Advising Watercare on major financing milestones
December 5, 2025
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Launching Extraordinary Pay for our team
December 1, 2025
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Supporting emerging talent in M&A
November 27, 2025
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