Our Leadership Team
Our management team is made up of highly experienced professionals fully committed to building and investing in our people to help us exceed customer expectations and make transport networks safer and more efficient.
Iain Denholm
Chief Executive Officer (CEO)
Iain Denholm commenced in the CEO role at Transmax in October 2023. Transmax is fortunate to gain a leader with Iain’s significant business management, engineering, and leadership experience. He begins his journey with Transmax to improve commuters’ lives by partnering with our customers to strengthen delivery certainty and quality; supporting and encouraging our innovative team to excel in providing future innovative and sustainable mobility solutions; and driving business governance, risk and continuous improvement.
Iain joined Transmax having worked most recently as General Manager – East for Verbrec where he was responsible for business management, engineering services, project delivery and technology solutions across multiple sectors.
Iain’s professional career, including a previous role as CEO of Falck, has been built on the development of trust and collaboration with business professionals across multiple locations. His two decades in leadership roles have enabled him to successfully foster high-performance teams. His significant experience in stakeholder engagement with clients, government and business working groups is of great value to Transmax.
In the CEO role, Iain is driving a transformational strategy to uplift the organisation and lay the foundations for the long-term success of Transmax, including guiding the company through its most significant investment in the STREAMS product in decades.
Iain is a Fellow and Chartered Engineer with a Bachelor of Engineering (Hons.), Aeronautical Engineering from the University of Glasgow; a Master of Science (MSc), Safety Management and Reliability Engineering from Heriot-Watt University; and is a Graduate of the Australian Institute of Company Directors.
Iain joined Transmax having worked most recently as General Manager – East for Verbrec where he was responsible for business management, engineering services, project delivery and technology solutions across multiple sectors.
Iain’s professional career, including a previous role as CEO of Falck, has been built on the development of trust and collaboration with business professionals across multiple locations. His two decades in leadership roles have enabled him to successfully foster high-performance teams. His significant experience in stakeholder engagement with clients, government and business working groups is of great value to Transmax.
In the CEO role, Iain is driving a transformational strategy to uplift the organisation and lay the foundations for the long-term success of Transmax, including guiding the company through its most significant investment in the STREAMS product in decades.
Iain is a Fellow and Chartered Engineer with a Bachelor of Engineering (Hons.), Aeronautical Engineering from the University of Glasgow; a Master of Science (MSc), Safety Management and Reliability Engineering from Heriot-Watt University; and is a Graduate of the Australian Institute of Company Directors.
Michelle McMullan (GAICD)
Chief Financial and Corporate Services Officer
Michelle McMullan was appointed to the role of Chief Financial and Corporate Services Officer in August 2025. Michelle is an accomplished Executive Leader with extensive experience as a Chief Financial Officer and Corporate Advisor in the public and private sectors. Michelle brings to her role significant technical knowledge and practical experience in corporate finance, financial analysis and reporting, financial risk management, technology and data risk management, governance and assurance.
As the Chief Financial and Corporate Services Officer, Michelle leads the company's finance function with a focus on securing long-term financial sustainability. Utilising data analytics and technology, Michelle’s teams provide valuable information and insights to the business, including its Board and Shareholder, that help shape Transmax’s strategic decisions. Michelle is also responsible for people & culture, legal, governance and compliance, information security and technology, organisational strategy, corporate affairs and marketing.
Prior to this appointment, Michelle was Transmax’s Interim Chief Financial Officer for a year, following almost 20 years at Queensland Treasury Corporation (QTC), most recently as Managing Director & Chief Financial Officer of the Finance, Technology & Data Division, amongst other senior corporate and financial leadership roles.
Michelle is a Certified Practising Accountant (CPA Australia), holds a Graduate Certificate in Applied Finance & Investment (FINSIA), a Master of Professional Accounting from the University of Southern Queensland, and a Bachelor of Business, Human Resource Management and Industrial Relations from the University of South Australia. In addition, Michelle is a Graduate of the Australian Institute of Company Directors (GAICD) and a Non-Executive Director of Queensland Treasury Holdings Pty Ltd.
As the Chief Financial and Corporate Services Officer, Michelle leads the company's finance function with a focus on securing long-term financial sustainability. Utilising data analytics and technology, Michelle’s teams provide valuable information and insights to the business, including its Board and Shareholder, that help shape Transmax’s strategic decisions. Michelle is also responsible for people & culture, legal, governance and compliance, information security and technology, organisational strategy, corporate affairs and marketing.
Prior to this appointment, Michelle was Transmax’s Interim Chief Financial Officer for a year, following almost 20 years at Queensland Treasury Corporation (QTC), most recently as Managing Director & Chief Financial Officer of the Finance, Technology & Data Division, amongst other senior corporate and financial leadership roles.
Michelle is a Certified Practising Accountant (CPA Australia), holds a Graduate Certificate in Applied Finance & Investment (FINSIA), a Master of Professional Accounting from the University of Southern Queensland, and a Bachelor of Business, Human Resource Management and Industrial Relations from the University of South Australia. In addition, Michelle is a Graduate of the Australian Institute of Company Directors (GAICD) and a Non-Executive Director of Queensland Treasury Holdings Pty Ltd.
Paul Smith (GAICD)
Chief Customer and Product Officer
Paul Smith was appointed to the role of Chief Customer and Product Officer in August 2025 having most recently been the company’s Chief Strategy Officer. Paul is an experienced executive with over 25 years’ experience in technology, business development, strategy, and product innovation.
As the Chief Customer and Product Officer, Paul leads the company’s product and growth strategies, driving product and services innovation in the intelligent transport systems (ITS) sector. In this role, Paul is responsible for shaping Transmax’s commercial strategy, accelerating domestic and international growth, and ensuring a seamless and impactful customer experience. Paul oversees product strategy, customer engagement and growth, and customer informed innovation, ensuring alignment with Transmax’s vision for enabling future mobility through ITS.
Prior to this role, Paul held several senior positions with the company and has been a highly valued member of the Transmax team since 2013. He has extensive and broad experience across strategic planning, product and commercial management, software engineering, project and program management, innovation, digital transformation, and business development.
Paul has a Master of Business Administration (MBA) from The University of Queensland, and a Bachelor of Engineering and Bachelor of Information Technology from Queensland University of Technology. He is also a Graduate of the Australian Institute of Company Directors (GAICD).
As the Chief Customer and Product Officer, Paul leads the company’s product and growth strategies, driving product and services innovation in the intelligent transport systems (ITS) sector. In this role, Paul is responsible for shaping Transmax’s commercial strategy, accelerating domestic and international growth, and ensuring a seamless and impactful customer experience. Paul oversees product strategy, customer engagement and growth, and customer informed innovation, ensuring alignment with Transmax’s vision for enabling future mobility through ITS.
Prior to this role, Paul held several senior positions with the company and has been a highly valued member of the Transmax team since 2013. He has extensive and broad experience across strategic planning, product and commercial management, software engineering, project and program management, innovation, digital transformation, and business development.
Paul has a Master of Business Administration (MBA) from The University of Queensland, and a Bachelor of Engineering and Bachelor of Information Technology from Queensland University of Technology. He is also a Graduate of the Australian Institute of Company Directors (GAICD).