Our executive leadership team

Managing our organisation is our chief executive and our executive leadership team.

Nicole Rosie – Chief Executive

Nicole Rosie

Nicole Rosie joined Waka Kotahi NZ Transport Agency as Chief Executive in February 2020.

Prior to her appointment, Nicole was the CE of Worksafe for three years. She has more than two decades of senior executive experience across the public and private sectors. This includes a range of industries and functions, such as transport and commercial firms including Toll NZ and Fonterra.

Nicole is passionate about making a difference and sees the land transport system and the critical roles Waka Kotahi plays across infrastructure, regulation and safety as being at the heart of a successful New Zealand.

Brent Alderton – Group General Manager Regulatory and Director of Land Transport

Brent joined Waka Kotahi NZ Transport Agency in September 2023 as Group General Manager Regulatory and Director of Land Transport.

Brent is a senior regulator with a strong commercial background and has previously worked at the Chief Executive at Mary Potter Hospice where he was responsible for managing a strategic shift in the delivery of care. He has practical experience in establishing and successfully operating regulator regimes, and has been deeply involved in all facets of regulation.

Brent holds a Master of Arts in Political Studies and a Bachelor of Arts (hons) in Economics from the University of Otago. He is passionate about improving outcomes for all New Zealanders through the regulation system.

Brett Gliddon – Group General Manager Transport Services

Brett joined Transit New Zealand before it merged with Land Transport NZ to become Waka Kotahi. He is a qualified civil engineer with more than 18 years’ experience in infrastructure planning, design and delivery, including maintenance and operations. Brett has been involved in the development of some of New Zealand’s largest infrastructure projects including the Northern Busway project, the Northern Gateway Toll Road project (New Zealand’s first electronic toll road), the Waterview Tunnel project and the Te Ara I Whiti (Lightpath) cycleway.

As Transport Services General Manager, Brett is responsible for overseeing design, delivery and management of a single integrated transport system. Brett’s vision for the future of the Transport Services Group is one of collaboration, both internally and externally, and continuing to build strong relationships with local authorities, customers and suppliers to become a true integrated transport system delivery group.

Chris Bunny – Group General Manager System Leadership

Chris joined Waka Kotahi as Group General Manager System Leadership in March 2023. Prior to this, he was Deputy Secretary, Labour, Science and Enterprise at the Ministry for Business, Innovation and Employment (MBIE).

Chris brings extensive public policy experience to Waka Kotahi. While at MBIE, Chris also held roles as Deputy Secretary, Managed Isolation and Quarantine, Deputy Secretary for Building, Resources and Markets and spent four years as a General Manager of the building and housing branch.

Chris has held various policy roles in New Zealand and abroad including at The Treasury (New Zealand and United Kingdom) and the Ministry of Social Development. He also spent time in the UK supporting government procurement of infrastructure (mainly schools and urban regeneration projects).

Karen Jones – Group General Manager Te Waka Kōtuia – Engagement and Partnerships and Acting Group General Manager, People, Culture and Safety

Karen joined Waka Kotahi in March 2020. She is passionate about working in large operational organisations and in roles that make a difference to New Zealanders. She is motivated by the Waka Kotahi mandate to keep our country moving and to reduce harm through a safer land transport network.

Karen has a strong background in central government leadership. Before joining Waka Kotahi, she was Deputy Director General People and Engagement at the Department of Conservation where she led the human resources, organisational development, health and safety, security, customer engagement and office of the executive teams.  

Karen’s other previous roles include a secondment to the Department of Prime Minister and Cabinet as Executive Director Strategy, Governance and Engagement where she led the corporate support functions and assisted with the establishment of the new National Emergency Management Agency (NEMA). She also spent more than five years working in the executive team at NZ Police as Deputy Chief Executive Public Affairs, leading the internal and external communications, channels, media, social media, engagement and recruitment marketing functions.

Liz Maguire – Chief Digital Officer

Liz Maguire

Liz joined Waka Kotahi NZ Transport Agency in October 2021 as Chief Digital Officer.

Liz is a seasoned leader who brings significant experience with leadership of large transformation programmes, payments and digital technology. She is the former Head of Digital and Transformation at ANZ Bank in New Zealand and was a member of ANZ NZ’s executive leadership team for four years.

Liz is passionate about using digital technology to improve the services we provide to New Zealand and New Zealanders.

Liz is a member of the NZ Institute of Directors and serves on the board of Education Payroll Ltd, a Crown entity. Liz has a Bachelor of Commerce in Management Studies and Labour Relations from the University of Auckland.

Richard May – Chief of Staff

Richard May

Richard joined Waka Kotahi in May 2018 and has served as Senior Manager Government and Deputy General Manager Te Waka Kōtuia Engagement and Partnerships. He was appointed as Chief of Staff in August 2021, and works closely with our Board, Chief Executive and Executive Leadership Team to guide the strategic priorities and partnerships of Waka Kotahi.

Prior to joining Waka Kotahi, Richard built up extensive experience in the New Zealand Parliament, spending 12 years in various roles including as a Senior Ministerial Advisor to the Minister of Transport and Defence and as Chief of Staff to a Government support partner.

Sara Lindsay – Group General Manager Commercial and Corporate

Sara joined Waka Kotahi NZ Transport Agency in January 2023 as Group General Manager Commercial and Corporate.

Sara is an experienced finance and corporate services leader and leads our procurement functions and commercial negotiations.

Sara is the former Chief Financial Officer for the Wellington City Council. Before that Sara was the Head of Financial Transformation for Auckland City Council and Head of Financial Transactions. Sara also held the General Manager Procurement role at Auckland City Council and General Manager of Corporate Services at MBIE. Sara has been a board member and treasurer from early 2022, and is also a member of the Chartered Institute of Purchasing and Supply.

Sarina Pratley – Chief Customer and Services Officer

Sarina joined Waka Kotahi NZ Transport Agency in March 2023 as Chief Customer and Services Officer.

Sarina has extensive expertise in contact centre strategy and operations and has previously worked as the General Manager ANZ Contact Centre, where she was responsible for managing 20 million customer interactions annually across multiple channels and lead one of New Zealand’s largest contact centres (more than 1,000 people). She has led multiple complex organisational changes and is an experienced people leader.

Sarina holds a Bachelor of Commerce and Administration (BCA) in Marketing (Hons) and Management from the Victoria University of Wellington. She is passionate about providing great customer experience, supporting digital transformation and creating a culture where people can thrive.