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Petra Carey

Senior Associate

Competition/Public Law and Regulation


Petra is a competition and regulatory lawyer, with over ten years' experience advising clients on complex competition and regulatory matters in New Zealand, the UK and Europe across a range of industries.
She is recognised as a future leading lawyer by Who's Who Legal and has been recommended by Legal 500. Clients describe her as "a highly dedicated lawyer" who is commended for providing "clear and practical 'real world advice'."
Prior to re-joining Russell McVeagh in 2021, Petra spent over six years working at Clifford Chance, London and then as competition counsel at a leading technology private equity firm.


Notable examples of Petra's recent work includes:

Competition law and regulatory aspects of mergers and acquisitions, including advising:

  • On strategic acquisitions in the technology space, including HgCapital in relation to targets in the legal, tax and accounting and capital markets software segments.

  • On strategic acquisitions in the insurance sector, including AXA on its acquisition of the Genworth Lifestyle Protection business from Genworth and Liverpool Victoria on the sale of its personal lines and commercial lines business to Allianz.

  • SMG, a global venue management business on the UK and European aspects of its merger with the facilities management business of Anschutz Entertainment Group.

  • Douglas, one of Europe's largest beauty and cosmetics retailers, on the acquisition of its Italian competitors, Limoni and La Gardenia.

  • Cinven on its back-to-back acquisitions of Labco and Synlab, two European laboratory services businesses.

  • AZ Electronic Materials on its sale to Merck (Global Competition Review, Merger Control Matter of the Year (Asia Pacific) (2015)).

Complex competition investigations and market studies, including advising:

  • Mastercard on the European Commission's investigation into inter-regional interchange fees and cross-border acquiring rules.

  • Clients in the pharmaceutical sector in relation to the UK CMA’s investigations into pay for delay arrangements and excessive pricing allegations.

  • Morgan Stanley on the European Commission's investigation into credit default swaps (Global Competition Review, Behavioural Matter of the Year (2016)).

  • AXA on the UK CMA's motor insurance market study.

  • Various banks on competition law issues arising in the provision of syndicated loans.

  • Clients on leniency procedures and audits of competition law policies and protocols.

Regulatory and public law issues, including advising:

  • Financial lenders on UK water, electricity and airports regulation in relation to the issuance of bonds by various regulated UK issuers, as well as in relation to specific issues, such as breaches of licences, the risk of special administration orders, price controls, appeals of interim determinations and periodic price reviews.

  • Auckland International Airport and NZ Airports Association on regulatory matters under Part 4 of the Commerce Act 1986 and the Airport Authorities Act 1966 and various other legal and strategic matters arising in relation to the setting of its aeronautical charges.

  • Electricity market participants on various regulatory issues arising under the Commerce Act, Electricity Industry Act, including investigations by the Electricity Authority.


LLB (Hons) / BA, University of Auckland.
Post-Graduate Diploma in EU Competition Law, King's College London.


Admitted as Barrister and Solicitor of the High Court of New Zealand in 2008.

Admitted as a Solicitor of the Senior Courts of England and Wales in 2018.

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