Governance & Board Leadership

His career includes 30 years with Lendlease and eight years with Macquarie Capital, where he developed extensive expertise in strategic leadership, business growth and major project delivery. He has worked closely with governments, investors and industry leaders, bringing a collaborative approach and strong commercial insight to complex business environments. Alongside his role as Chair of Mainmark, Murray chairs A.G. Coombs, serves on the boards of Squadron Energy and Aveng, and advises AustralianSuper on infrastructure and investment matters. At Mainmark, Murray draws on his executive and board experience to provide strategic guidance and governance oversight, supporting the company’s long-term growth. His expertise in infrastructure development, capital management and organisational transformation helps position the business for continued success.

He has held senior roles within major engineering, infrastructure and industrial services organisations, bringing deep experience in leading complex, asset-intensive businesses and supporting organisations through periods of growth and transformation. Steve is trusted by governments and major organisations to provide governance over the delivery, maintenance and operation of critical infrastructure. He is recognised for his ability to translate strategy into execution, drive disciplined performance, and deliver sustainable, value-for-money outcomes. He is a strong advocate for industry improvement, collaboration and innovation, and is passionate about building high-performance, values-based organisations where safety, accountability and people development are central to long-term success. In his role as Non-Executive Director (UK), Steve will support the UK board and executive team on strategy and market expansion, as well as enhancing governance oversight.