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Expertise

Banking and finance

Mayne Wetherell is New Zealand’s premier banking and finance law firm.  We deliver market-leading expertise across the full spectrum of banking and finance transactions.

Our practice

We work with major domestic and international banks, credit funds, corporate borrowers and sponsors on a full range of transactions across the loan and debt capital markets.  Our team brings deep knowledge of the New Zealand financial landscape and its regulatory context, seamlessly integrating international standards with local expertise.  We are trusted for our precision, innovation and efficiency in structuring and executing complex transactions that balance commercial flexibility with legal certainty.

Our banking and finance team is known for its cohesive approach, technical excellence, and commercial acumen.  We operate at the heart of New Zealand’s largest and most sophisticated financing transactions, often in cross-border contexts, providing pragmatic advice that caters to unique lender and borrower dynamics.  Clients choose us for our partner-led engagement and ability to bring clarity to complexity.

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Working with us

Our services

Corporate finance

We advise on corporate lending and borrowing across the full spectrum of financing needs.

Acquisition and leveraged finance

We advise lenders and sponsors on acquisition, leveraged and event-driven facilities, including buyouts, bolt-ons and recapitalisations.

Private credit

Private credit continues to reshape the funding landscape. Specialists in private credit, we provide strategic legal advice to support successful transactions and mitigate risk.

Sustainable and green finance

We advise on sustainability-linked loans, sustainability frameworks and innovative ESG-aligned financing structures.

Property finance

We deliver structured financing solutions from acquisition through to completion across development, investment and large-scale portfolio transactions.

Asset and equipment finance

Our experience covers the full asset lifecycle, from origination and structuring through to refinancing and disposal.
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What we've done

Work Highlights

Todd Corporation

Advised the Todd Corporation in relation to its financing arrangements (energy).

Fonterra

Advised Fonterra in respect of all treasury matters, including its corporate facilities (syndicated and bilateral), New Zealand debt issuances (listed retail and wholesale), Australian medium term notes issuances, other offshore issuances, and derivatives (dairy).

Auckland Council

Advised Auckland Council in respect of treasury matters, including domestic and offshore green bond issuances, sustainability- linked bond issuances, banking facilities, intra group and external lending and general banking and finance advice (public sector).

Watercare

Advised Watercare in respect of its establishment of and issuances under its New Zealand medium term note and commercial paper programmes, its Australian medium term note programme and its European medium term note programme (water infrastructure).

Auckland International Airport

Advised Auckland International Airport in respect of all treasury matters, including its corporate facilities, New Zealand debt issuances, Australian medium term notes issuances and other offshore issuances, and derivatives (aviation infrastructure).

NPD management buy out

Advised the financiers in relation to the management buy-out of NPD (retail and consumer).

Silver Fern Farms

Advised the syndicate on the NZ$320m sustainability-linked financing provided to Silver Fern Farms, NZ’s largest red meat processor (agribusiness).

Whakatane Mill

Advised Bank of New Zealand in respect of facilities it made available to Whakatane Mill for the purpose of providing financial capacity to shift to recyclable and biodegradable solutions, as well as enabling the plant to establish new capacity (manufacturing).

Craigmore

Advised ANZ in relation to the financing of Craigmore Sustainable (agribusiness).

Mangawhai Central development

Advised Merricks Capital in relation to all aspects of the financing of the Mangawhai Central development (real estate and construction).

Recognised for excellence, trusted by clients

Mayne Wetherell is renowned as a specialist boutique firm for banking and finance advisory matters from its office in Auckland. It is noted for the diversity of its financing practice, often acting as counsel on complex, high-value transactions. The team fields particular expertise in structured, syndicated and leveraged finance. Mayne Wetherell is well equipped to advise clients from a range of industries, including the aviation and financial services spheres. It represents major banks and large corporations in New Zealand.

Recognised for excellence, trusted by clients

Mayne Wetherell's analysis and understanding of the market and ability to identify the key issues and recommend solutions is very impressive.

Recognised for excellence, trusted by clients

Given the breadth and depth of knowledge within the team and the focus on client development, maintenance and service, the responsiveness and service levels are excellent.

Recognised for excellence, trusted by clients

Possessing a ‘top quality team across the board’, Mayne Wetherell specialises in capital markets and various forms of financing including structured, leveraged and syndicated. Its clients include major New Zealand companies in a broad array of sectors, from aviation to energy. The team is led by Will Tipping, who focuses on acquisition financing and special situations. David Wetherell is a veteran lawyer in capital markets and finance matters. Mei Nah and Daniel Meikle focus on securitisation and debt capital markets. Cameron Peachey is also noted for advising on acquisition and project finance matters.

Recognised for excellence, trusted by clients

Excellent upskilling of new lawyers. The whole team has very good knowledge of our business.

Recognised for excellence, trusted by clients

Dave Wetherell and Mei Nah bring calm experience, with superior knowledge.

Recognised for excellence, trusted by clients

Top quality team across the board from partners to associates. Very capable and deep bench.

Recognised for excellence, trusted by clients

The firm seems to have a simple strategy which is less about bells and whistles and more about top quality lawyers providing their services in an excellent manner.

Recognised for excellence, trusted by clients

Very smart, experienced but also pragmatic.

What we do

Related expertise

Corporate advisory

Mayne Wetherell’s corporate advisory team is a trusted partner to New Zealand’s leading corporates, investors and boards.

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Leveraged finance

Mayne Wetherell partners with sponsors, borrowers and lenders on complex, high-stakes leveraged transactions where layered capital structures and bespoke mechanics are central to the deal.

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Mergers and acquisitions

Mayne Wetherell’s M&A practice is trusted on New Zealand’s most complex and strategically significant transactions.

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Debt capital markets

Mayne Wetherell has a market-leading debt capital markets practice, advising New Zealand issuers on their debt-raising transactions.

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Securitisation and structured finance

Mayne Wetherell’s structured finance and securitisation practice stands at the very top of the New Zealand market.

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Financial services regulation

Mayne Wetherell draws upon a depth of experience to advise across all aspects of New Zealand’s regulatory compliance, licensing and consumer protection legislation.

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Private capital

Private capital encompasses the entire capital stack from ordinary equity to debt and in between.  Private capital transactions demand speed, discipline and flawless execution.

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Infrastructure

New Zealand’s infrastructure pipeline is expanding and the stakes have never been higher.

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Restructuring and insolvency

Mayne Wetherell is the trusted advisor for lenders, investors, corporates, and insolvency practitioners navigating complex restructuring and insolvency matters.

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Tax

Mayne Wetherell advises on all types of New Zealand direct and indirect taxation.

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Real assets

Real assets demand long-term thinking and sector-specific insight.

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Tax controversy

Mayne Wetherell is recognised as New Zealand’s leading tax disputes practice.

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Capital raising

Mayne Wetherell’s capital raising practice delivers strategic, commercially grounded advice across the full spectrum of equity and debt funding.

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Ready for next steps?

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Whether you need immediate advice or want to explore how we can support your business, we're here to help.

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Latest insights

Keep up to date with us

Stay informed with our latest firm news, legal perspectives and insights on global business change.
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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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