Andrew Williamson

Andrew Williamson – General Manager Finance and Commercial 

Andrew joined QAC in January 2019. He leads financial performance management, strategic planning, capital funding, risk management as well as all business activities and relationships related to aeronautical and non-aeronautical revenue.

Having worked across a broad range of business sectors, Andrew has held senior management positions with Pioneer Energy, Hall's Transport Group, Freightways and Vodafone New Zealand. Andrew began his career at KPMG after earning a Bachelor of Business Studies (Accountancy) degree from Massey University. He is also a member of the New Zealand Institute of Chartered Accountants.


Mike Clay – General Manager Operations and Safety

Mike joined QAC in January 2015 and has overall responsibility for managing airside and terminal operations as well as infrastructure and facilities maintenance. He previously held senior roles in operations, compliance and regulation with Auckland Airport as well as Frucor, Techscape, Auckland Healthcare Services, and the Department of Labour. Mike holds graduate diplomas in Business Studies and Occupational Health and Safety from Massey University and an International Airport Professional (IAP) accreditation from the International Civil Aviation Organisation (ICAO) and Airport Council International (ACI). He also has completed the Airport Executive Leadership Programme at Concordia University in Canada.


Rachel Tregidga – General Manager Property and Planning

Rachel joined QAC in August 2015 and is responsible for the planning and development activities related to the company’s property assets as well as master planning.  With a long career in property management and development, Rachel has held senior management positions with Auckland Council Property Limited and Oxford City Council (UK), as well as various property and project managerial roles with Opus International, BNZ, and Westfield (NZ) Ltd.  Rachel holds Bachelor of Commerce and Arts degrees and a Diploma in Commerce from the University of Auckland.  She is also a member of the region’s transport governance group.

 Sara Irvine 001 web2

Sara Irvine – General Manager Corporate and Community Affairs

Sara joined QAC in June 2019 and is responsible for corporate and community affairs, including internal and external communications, stakeholder engagement, government relations, regulatory matters, and the sustainability program. Sara has extensive experience as a communications and corporate affairs executive with a strong community focus. Before joining QAC she was the director of communications and operations for First Peoples Disability Network based in Australia. Prior to that role, Sara was the general manager of public affairs for Outcomes Australia and managing director of SAZCOM, a communications and engagement consultancy firm. Sara holds masters in journalism and an undergraduate degree in communications from the University of Technology Sydney.