Merger Control 2026

NEW ZEALAND Law and Practice Contributed by: Sarah Keene, Jordan Cox, Antonia Horrocks and Victoria Fowler, Webb Henderson

Webb Henderson has a New Zealand Competition team that delivers sophisticated, integrated advice to major corporate clients, combining deep competition and regulatory expertise with a collaborative, cross- market approach. This model provides the breadth of a large firm with the precision and responsiveness of a boutique. Since Sarah Keene joined in January 2023, the practice has strengthened its position as a trans-Tasman powerhouse, advising on complex competition matters with significant public policy and international dimensions. The team is particu -

larly recognised for its merger control capability, de - livering strategic, cross-border advice on clearance processes and transactional risk through a cohesive Australia–New Zealand model. The Auckland prac - tice is supported by strong corporate M&A and TMT expertise, alongside the Australian team’s experience acting for regulators including the ACCC and ASIC. Led by Andrew Christopher and complemented by Angus Henderson’s TMT practice, the team offers ex - ceptional depth and reach.

Authors

Sarah Keene is a leading competition, consumer and economic regulatory expert known for her strategic insight and over 30 years’ experience advising on high-stakes investigations, complex mergers and

Jordan Cox is a partner in Webb Henderson’s Auckland office recognised for his market-leading expertise at the intersection of TMT, competition and regulatory law. Widely regarded as New Zealand’s

compliance issues in New Zealand and the UK. Combining deep litigation expertise with pragmatic advice, she delivers commercially effective outcomes. After leading Russell McVeagh’s competition practice, she joined the Independent Bar in 2021 before moving to Webb Henderson in 2023, where she continues to attract significant mandates. Recognised by Chambers, Sarah also shapes policy through active engagement with regulators, cementing her reputation as a trusted adviser.

leading adviser on technology-focused matters, he brings exceptional analytical depth and technical capability to complex legal issues. His practice spans strategy, compliance, investigations, enforcement and merger control, with particular strength in cartel conduct, market power and economic regulation. Jordan works closely with key regulators and leading economists, delivering commercially focused outcomes. His recent work includes advising on innovative agritech platforms and cross-border competition issues for global technology clients.

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