About Us

Hamish Christie-Johnston is the managing director of Penske Australia & New Zealand including its complete portfolio of on- and off-highway services and solutions.

Initially joining the organisation in August 2014 as chief sales officer and executive team member, he was responsible for leading the off-highway business segments including the engineering and marketing functions, before being appointed managing director on January 1, 2017.

With broad experience working with global OEMs for most of his career – across the fields of industrial sales and marketing, as well as equipment and asset management within the mining, construction, defence, road transport and power systems industries – Hamish has a strong understanding of the markets in which Penske Australia & New Zealand operates.

Hamish maintains a strategic and customer-focused vision for the business and believes that successful outcomes result when we fully understand and respond quickly to the needs of our customers. He has a successful track record developing teams and implementing improved processes based on this philosophy.

Likening his role to that of a coach – ensuring that his team has the understanding, skills, and execution required to drive successful outcomes – Hamish has deep business planning experience within our markets, as well as strong leadership, communication, and relationship-building skills.

Hamish holds a degree in mechanical engineering from Melbourne University, an MBA from the University of Canterbury (Christchurch) and is a graduate of the Australian Institute of Company Directors.

John Delany is the general manager of mining and Hunter Valley operations at Penske Australia. Initially appointed as general manager of regional operations in June 2017 and then general manager of eastern operations, John now leads Penske Australia’s key mining business development efforts and our Hunter Valley operations.

Across his career, John has had extensive experience in operational management, original equipment manufacturer business sales, engineering, and maintenance contract development.

He works with our major mining customers to deliver innovative power system projects and operational excellence, and manages our mining maintenance contracts.

Active in developing new business opportunities while building on relationships, John is passionate about customers being heard and the consistent delivery of high-value solutions.

He is a great believer in employee engagement as a key driver of great service and results.

John has previously held various senior operations and leadership roles in his career.

His broad experience with Penske Australia has comprised multiple roles, including service manager – Darwin, technical support manager – defence programmes group (DPG), assistant manager – DPG, and national manager – DPG.

Prior to joining Penske in 2008, Roger spent 12 years within the Australian Defence Force, where, in addition to serving on multiple active service overseas deployments, he held various engineering roles supporting, developing, and managing the delivery of ground support services for Australian air assets nationally and overseas.

As general manager – defence, Roger oversees a team of over 20 staff. His leadership style fosters a strong team environment that promotes growth within the team as individuals are exposed to new responsibilities and tasks.

He leads by example, guiding a team that has direct customer interface across the multi-tiered hierarchy of the defence industry.

In providing national contract and project capabilities, Roger is driven by the core objective of developing, delivering, and managing projects that provide value to the defence customer base through the installation and in-service support capability of Penske-supported products.

Roger holds trade and engineering qualifications and a Diploma in Business Management.

Since joining the organisation in 2015, he has held the role of branch manager of Mackay before being promoted to general manager, northern region operations in March 2021.

Passionate about the safety and development of his team of over 100 staff, Justin is a firm believer in continually improving safety outcomes and engaging with his team to work through challenging areas in order to build ability and confidence.

With a focus on ownership and commitment, Justin ensures his staff understand their value to the business and are well informed of the overarching goals and plans to ensure the team operates as a cohesive unit.

Prior to joining Penske, Justin worked with Emeco, Terex Mining, Komatsu, Hasting Deering, and Gough and Gilmour in a range of operational, maintenance, and management roles.

Justin holds a Diploma in Business, HR and Management, and is a trade-qualified diesel technician.

Since joining the organisation in 2014, he has led a team of security, applications, support, and business system specialists responsible for maintaining critical business systems that are secure and effective.

Andrew has over 30 years of IT experience working with global businesses across various industries including sales and marketing, as well as equipment and asset management organisations within the mining, construction, defence, road transport, and power systems industries, all giving him a solid understanding of the markets and demands in which Penske operates.

Commencing his career in software development for a direct marketing company, Andrew was promoted to the level of IT manager. He then worked as an IT consultant prior to taking on the role of general manager – operations for Transpacific Commercial Vehicles overseeing IT, vehicle production, building maintenance and construction, health and safety, and total quality management. Following this, Andrew held the role of executive director of a not-for-profit organisation for four years, before joining Penske in 2014 as general manager – information technology.

Through the creation of a team with the right people, processes, and disciplines, Andrew is able to lead, inspire, and direct his team of IT professionals effectively. He maintains a strategic and customer-focused vision for the business and believes that successful outcomes result when the needs of customers are fully understood and responded to quickly. He has a successful track record of developing teams and implementing improved processes based on this philosophy.

After joining the Penske organisation as corporate counsel in 2017, Adam held the role of senior corporate counsel and risk manager before being appointed general manager in 2024. In this capacity Adam oversees all legal, governance, and risk management functions of the business.

With almost 20 years’ experience as a qualified lawyer in both private practice and in-house roles, Adam has worked across the entire spectrum of legal matters with a particular focus on commercial law, construction law, and dispute resolution.

Bringing an interest-based and person-centred approach to internal and external stakeholder engagement, Adam is passionate about understanding what is essential to his stakeholders and using that information to generate deep engagement and create novel solutions to otherwise insurmountable obstacles.

Leading Penske’s highly-skilled in-house legal team, Adam instils a collaborative approach to ensure that his team provides a high standard of services to colleagues and customers alike.

He holds a Bachelor of Arts (Psychology) and a Bachelor of Laws (LLB) from the University of Queensland and Graduate Diploma of Legal Practice (GDipLegPrac) from Griffith University.

She commenced with the organisation in 2009 as national marketing manager prior to the expansion of her role in 2015 with the establishment of a centralised marketing department to service the entirety of Penske’s operations.

With over 20 years of marketing experience, Kimberley works across the suite of brands in the Penske portfolio, responsible for brand strategy and management, corporate communication, digital assets, events, and merchandise.

Keenly passionate about the benefit that the marketing function can deliver back to the overall business, Kimberley cultivates a dynamic environment where individuals are encouraged to be early adopters of marketing technology, be forward-thinking, and to follow their instincts in order to perform at the highest level both personally and as the greater team.

Her strategic and coach-like leadership style results in a collaborative approach where her team of marketing specialists are encouraged to put forth ideas in an open environment. Preferring to have her team join her on the journey, Kimberley’s inclusivity nurtures the strengths of individuals while meeting the company’s objectives and maximising business opportunities.

Prior to joining Penske, Kimberley held the role of corporate marketing manager at NEC where she spent almost a decade overseeing brand management and national sponsorship activation, including the Davis Cup, David Boon’s Walk for Hope, Dean Jones’ Walk for a Cure, and the Master of the Amateurs golf tournament.

Kimberley holds a BA in Business from Victoria University and an MBA from Monash University.

Responsible for all operations across New Zealand, Stephen was appointed general manager of Penske New Zealand in April 2026 after joining Penske in late 2025.

Stephen is a seasoned operations and automotive industry leader with more than 30 years’ experience across dealership, parts, service, and national operations in New Zealand, Australia, and the United Kingdom.

In his role as general manager of New Zealand, Stephen is focused on supporting branch performance, strengthening customer relationships, and continuing to build capability across the network.

Widely recognised for delivering strong commercial outcomes, he has a proven track record of building high-performing teams and earning the trust of customers and stakeholders.

Leading over 100 staff, Stephen’s leadership approach is centred on lifting capability across the organisation, removing friction, and driving operational excellence through consistent, incremental improvement.

Deeply connected to day-to-day operations, he believes that commercial success is built on empowered people, clear expectations, and a culture where teams feel supported to deliver their best.

Prior to joining Penske, Stephen held senior leadership roles with Terra Cat and Miles Motor Group, where he led national networks, drove commercial and operational performance, strengthened customer and OEM relationships, and developed leadership capability across the organisation.

Stephen completed the SDIA Enterprise Executive Program at the Queensland University of Technology.

Derek Smits joined Penske Australia & New Zealand in 2025 and is the general manager of the truck supply chain.

Overseeing the engineering, technical, and sales operations teams as well as the vehicle processing centre, he manages the complete supply chain for the Western Star, MAN, and Dennis Eagle truck brands.

A highly experienced business leader with a significant background in manufacturing and supply chain, Derek has led engineering, project, production, sales, and logistics teams in Australia, New Zealand, the UK, China, and India, bringing many years of strategy development and implementation experience to his role at Penske.

Derek’s technical and leadership skills combine a practical and innovative mindset with a relational and customer-focused approach. With a collaborative leadership style, he focuses on communication and mentoring to encourage personal and professional development and empowers staff through effective delegation.

By fostering a cohesive and high-performing culture, Derek sees his role at Penske as an incredible opportunity to further streamline the supply chain and drive innovation across the truck brands, delivering industry-leading solutions and setting new benchmarks in quality, efficiency, and service.

A qualified mechanical engineer passionate about lifelong learning, Derek has an MSc in product innovation and development from the University of Brighton in the UK and an executive MBA from RMIT University.

Prior to joining Penske, Derek was the chief operating officer at Diversco. He also held roles with Hendrickson Asia Pacific as the executive manager of operations and the director of product and market development.

Stefan Uebel is the general manager of energy solutions at Penske Australia & New Zealand, responsible for growing and diversifying the energy solutions business, including the delivery of critical standby and prime power, and renewable, hybrid, and storage solutions to customers.

Commencing with Penske in 2021, Stefan previously worked for Rolls-Royce Power Systems’ mtu business, bringing critical mtu product knowledge into his role with Penske.

Enthusiastic about being at the forefront of the energy transition, he is passionate about combining cutting-edge technologies with innovative engineering solutions, energising his team of engineers and technicians to expand their horizons and think beyond their comfort zones.

Leading the team from concept to execution, Stefan oversees a broad range of solutions for a range of customer applications, including data centres, hospitals, and more.

In his time at Penske, Stefan has held the roles of head of engineering and aftersales and product manager. Prior to joining Penske, he held various engineering roles with mtu in Europe and Asia between 2006 and 2018. He was also the director of operations at a large power producer in Singapore.

Stefan holds a degree in electrical engineering and an MBA.