Senior staff profiles


Our leadership team has a wealth of experience and varied backgrounds and qualifications. Read more about them in their employee profiles below.

Gillian Miles
Dr Gillian Miles – Chief Executive Officer and Commissioner

Gillian Miles is Chief Executive Officer and Commissioner at the National Transport Commission.

With over 30 years’ experience, Gillian has a strong record of achievement in public sector excellence, particularly in transport and community-focussed services. As a senior executive, she has worked at national, state and local government level, advising on major reforms, policy and strategies to transform the regulatory environment and the way infrastructure and services are funded and delivered.  

As Head of Transport for Victoria, Gillian designed and led the most significant reform of the Victorian transport system in decades, putting users’ interests at the centre, integrating all transport services and minimising disruption through the transport infrastructure build. She delivered this through strong leadership which modelled collaboration and collective problem solving to improve planning and delivery of integrated transport outcomes. 

Gillian has also held Deputy Secretary roles in Transport and Community Development; she was CEO of Victoria’s second largest council (the City of Greater Geelong), and Head of Strategy and Performance for the Transport Accident Commission.

Gillian achieved considerable results for communities across these leadership positions. She led the development of spatial and infrastructure investment place-based plans, as well as reform of grants to local communities, through driving a community-based investment logic and seeking whole-of-government coordination of strategies and initiatives.

Gillian has a Bachelor of Education, Master of Letters in Cultural Theory and Doctor of Business Administration.

Sandra McKay

Sandra McKay – Executive Leader, Facilitated Reform

Sandra McKay joined the NTC in February 2020 and is responsible for the facilitated reform portfolio, which includes the safety program, partnerships, the National Rail Action Plan, and the communications and engagement functions. She has made a career out of navigating complex policy environments, having worked at senior policy and executive roles across transport, the environment and health sectors.

A Walkley Award winning journalist in her early career and the first female transport reporter at The Age, she went on to advise governments and private sector on sustainability, health, renewable energy and transport reform. From overarching transport plans, a white paper on climate change, road safety strategies and stakeholder engagement plans, Sandra enjoys building enduring relationships through supporting public policy change for the better. For 10 years, she headed her own strategic consultancy before re-joining the public sector in Victoria where she was Executive Director, Strategic Communications and Engagement at the Department of Transport.

As a Monash University graduate in Communications and a Graduate of the Australian Institute of Company Directors, she has held board directorships in government and the not-for-profit sector. 

Graham Giannini
Graham Giannini – Executive Leader, Business and Resources

Graham Giannini is responsible for the business and resources portfolio, which includes finance, human resources, ICT and information management, legal services and the Commission secretariat. The group works closely with internal and external stakeholders to build or improve organisational capabilities and to maintain an effective system of governance and compliance.

Prior to joining the NTC, Graham’s career has been centred on designing and delivering major organisational transformation change programs, either through senior executive roles or as a consultant.

Graham has a Bachelor of Economics, Graduate Diploma Strategic Marketing, Graduate Diploma Securities Industry, and has completed the Graduate Diploma Company Directors Course.

Dimi Rigas

Dimi Rigas - Executive Leader, Strategy and Government Relations

Dimi joined the NTC in June 2021 from Transport for NSW where she was Director, National Policy and Reform for the past five years. In this role, she was responsible for directing the state-wide participation, governance and accountability arrangements for delivering the national transport reform agenda in NSW.

This involved complex stakeholder management and negotiations across government agencies, state borders and with industry, as well as the implementation of initiatives focused on customer and community improvements.  

Having worked for more than 20 years in various strategic policy settings, including in the United Kingdom, Dimi has extensive experience in delivering best practice policy and governance frameworks, as well as advising on operational, policy and strategy solutions. 

With a passion for developing communication and consultation approaches which are responsive, Dimi looks forward to driving positive outcomes across the NTC’s diverse portfolio.  

Dimi has a Bachelor of Social Science (Hons) majoring in Political Science, a Masters in International Studies and a Graduate Certificate in Project Management. 

Mandi Mees
Mandi Mees – A/ Executive Leader, Regulatory Reform

Mandi Mees is responsible for the regulatory reform portfolio which includes the automated vehicle, heavy vehicle and legislative reform programs.

Mandi established an advertising career in Australia and the United Kingdom before moving to Germany to develop an international marketing communications business. More recently, as Executive Director of Policy at Roads Australia, Mandi led the strategic development and implementation of Roads Australia’s national policy program working in partnership with leaders across all tiers of government, construction, engineering, the transport industry and their supply chains.

Mandi has extensive experience in stakeholder and public engagement, authoring policy papers and developing policy options for governments to improve the public value of transport infrastructure investments in productivity, safety, congestion, automation, planning, asset management and procurement.

Mandi is also Deputy Mayor of the Macedon Ranges Shire Council leading reference groups on land use planning, airfield operations and is a current member of the council’s Audit Committee.

Jeremy Wolter
Jeremy Wolter – Head of Legislative Reform 

Jeremy Wolter is the Head of Legislative Reform in the regulatory reform portfolio.

Jeremy played a leading role in achieving ministerial agreement to implement the Rail Safety National Law and Heavy Vehicle National Law national scheme legislation that commenced in January 2013 and February 2014 across participating jurisdictions. Since these laws commenced, Jeremy has been responsible for developing and delivering subsequent amending legislation to ensure they remain contemporary, effective, efficient and continue to meet the needs of stakeholders.

Prior to joining the NTC, Jeremy worked for the Queensland and Victorian state government justice agencies in the strategic and legislative reform areas. Jeremy played a key role in preparing regulatory impact material that underpinned corrective services regulations and other legislative instruments. During his time with the Queensland state government, Jeremy also served as a District Court Judge's Associate. 

Jeremy has a Bachelor of Laws and a Bachelor of Arts majoring in European History and French Language.

Marcus Burke
Marcus Burke – Head of the Automated Vehicle Program

Marcus Burke is responsible for the transport technology projects, including developing the legal framework for automated vehicles. He has presented at conferences both in Australia and internationally on the legal issues associated with automated vehicles and has also appeared before parliamentary inquiries at the state and federal level.

Marcus joined the NTC in 2011 and previously worked in the private sector, with extensive experience in IT product management.

Marcus has a combined Bachelor of Law/Science from the University of Melbourne and a Masters in Diplomacy and International Trade from Monash University.

Alice McKinnon
Alice McKinnon – Head of Communications

Alice McKinnon is the Head of Communications in the facilitated reform portfolio. Alice is responsible for the organisation’s communications and engagement function.

With communications, marketing and engagement experience across the government and private sectors, Alice has delivered innovation and change programs in digital portfolios, branding, internal communications and stakeholder engagement.

Alice is a former journalist and holds a Bachelor of Journalism and Bachelor of Arts (International Studies).

Ramon Staheli
Ramon Staheli – Head of Economics

Ramon Staheli is the Head of Economics in the strategy and government relations portfolio. 

Ramon has strong experience in pricing, market design and regulatory economics which he gained as a consultant in the electricity industry and through work in the public sector. Previous roles include Senior Market Regulatory Advisor and Pricing and Planning Manager for a large New Zealand electricity generator and retailer. He was also responsible for providing a range of strategic market design and operation advice to electricity market governance bodies in Singapore and New Zealand. Ramon has also worked as an analyst with the New Zealand Treasury, where he was responsible for providing advice on a wide range of transport issues.

Ramon has a Bachelor of Management Studies with First Class Honours in Economics from the University of Waikato, Hamilton, New Zealand.

Robert Chamberlain
Robert Chamberlain – Head of Legal Services

Robert Chamberlain is the Head of Legal Services in the business and resources portfolio. 

Robert has extensive experience in policy development and law reform – particularly in regulatory environments – at national, state and territory levels, including in areas such as Corporations Law, regulation of financial institutions and regulation of legal practitioners.

Robert has also practised as a commercial lawyer and has been the in-house lawyer for a large government department.

Robert has a Bachelor of Business, a Bachelor of Laws and a Graduate Certificate in Public Sector Management. 

Ron Grasso

Ron Grasso – Head of the Safety Program and Partnerships (secondment)

Ron Grasso is responsible for the safety program and partnerships in the facilitated reform portfolio. This includes the NTC’s driver distraction, innovative vehicles, assessing fitness to drive and dangerous goods work.

With a well-established reputation across multiple strategic communication disciplines – including, corporate communication; internal communication; and government affairs – Ron has extensive private sector experience, leading multi-disciplinary teams in delivering major strategic projects for several global multinational firms within the transport/automotive, agriculture and construction sectors.

Ron is also a former Board member of the Truck Industry Council and the Tractor and Machinery Association, and has occupied key roles on strategic standing committees of the Federal Chamber of Automotive Industries and Gas Energy Australia. Ron holds a Bachelor of Business and a Masters in Commercial Law from Monash University.