The Commerce Commission's senior leadership team is made up of the Chief Executive and general managers of the three branches.
Chief Executive Officer
Adrienne Meikle joined the Commission in May 2018, taking on the role of Chief Executive. Before joining the Commission Adrienne held the positions of Deputy Chief Executive, Corporate, Governance and Information group, Acting Deputy Chief Executive, Market Services and General Manger, Resolution Services at the Ministry of Business, Innovation and Employment (MBIE). Adrienne has extensive experience across the public sector and prior to joining MBIE in 2012, held the roles of Acting Deputy Secretary, Tourism, Events and Consumer Affairs, Director of Legal in the former Ministry of Economic Development, Chief Legal Advisor in the former New Zealand Food Safety Authority, and Parliamentary Counsel and Private Secretary in the Attorney General’s office.
Adrienne has also worked for the Department of Corrections and Ministry of Education and has a BA LLB and an LLM (Hons).
General Manager Competition and Consumer
Antonia Horrocks manages the Commission’s Competition and Consumer branch. She joined the Commission in August 2016 from the UK Competition & Markets Authority. Prior to joining the UK regulator, she worked as an antitrust lawyer in London for nearly a decade, most recently as Counsel at Shearman & Sterling (LLP) in London. She started her career in New Zealand and has a law degree, a BA (Hons) in English and a Postgraduate Diploma in EU Competition Law.
General Manager Regulation
Nick Russ manages the Commission’s regulatory functions across a number of sectors, including electricity lines, gas pipelines, major airports, telecommunications, and dairy. He was previously Head of Part 4 and Dairy. Nick joined the Commission in November 2010 as a Chief Adviser in the Regulation Branch working across a range of regulatory issues. Before joining the Commission he spent a number of years working for energy regulators in the UK and Australia. Nick has a degree in electrical engineering and is a chartered engineer.
General Manager Organisation Performance
Geoff Williamson joined the Commission in July 2011 and leads the organisation performance functions. Geoff was Acting Chief Executive for the Commission between January and May 2018. He was previously Director Corporate Services at the Tertiary Education Commission and his previous work experience includes Chief Financial Officer at the National Library of New Zealand and a range of roles at Deloitte. Geoff has a BCA from Victoria University of Wellington and an Executive Master of Public Administration through the Australia and New Zealand School of Government, and is a Chartered Accountant.