Glenn Shewan

Partner, Auckland

Glenn is a specialist competition, regulatory and overseas investment lawyer, advising across the full spectrum of transactional and behavioural competition and foreign direct investment matters. 

Glenn has worked as a competition lawyer in a number of jurisdictions and has advised clients on many of New Zealand's most significant competition law matters in recent years.

He has extensive experience advising on the competition law aspects of mergers and acquisitions, having acted for leading corporate clients on major global transactions in Australia, the UK and Europe. In New Zealand, he has acted on high profile competition matters including advising: One NZ on its acquisition of Dense Air, including its mobile radio spectrum rights; Sika on its acquisition of MBCC, a matter triggering global divestment requirements; Contact Energy on its proposed acquisition of rival generator Manawa; and BP New Zealand on the NZCC's first ever competition study into the retail petrol industry.

Glenn has also assisted clients with large scale cartel investigations and advised on misuse of market power issues. Glenn's cartel experience includes advising on leniency applications for cartel participants and assisting clients in responding to large scale information requests. In addition, he is a regular speaker on competition law matters at conferences in New Zealand and internationally.

Alongside his competition merger control work, Glenn assists foreign acquirers of New Zealand land and business assets to obtain approvals from the Overseas Investment Office. He is also experienced in providing advice on regulated entities, having advised clients in the electricity, gas, telecoms and airport sectors.

Qualifications

LLB(Hons), BCom(Economics) University of Canterbury
PostGrad Dip. Economics for Competition Law Kings College
2003 Admitted New Zealand
2005 Admitted Victoria
2009 Admitted England & Wales (non-practising)

Professional experience

Board member of the Competition Law and Policy Institute of New Zealand.
2005-2007 Allens Melbourne, Australia
2007-2011 Linklaters LLP London, UK

Market recognition

The Legal 500 Asia Pacific 2025 Competition, 'Next Generation Partner'.

Chambers Asia Pacific 2025 Competition/antitrust, 'Leading lawyer'. 

Lexology's Who's Who Legal Competition, 'Thought Leader'.

Clients describe him as an "accomplished practitioner," noting that he is a "very personable, hard-working, responsive and intelligent lawyer," is "always very helpful" and – a detail stressed by more than one client – "well connected overseas."

Glenn is also widely acclaimed for his diligence when acting on contentious competition matters including cartel investigations and misuse of market power.