About Us

Sugar Terminals Limited (STL) owns and operates six bulk commodity terminals in Queensland, located at the ports of Cairns, Mourilyan, Lucinda, Townsville, Mackay and Bundaberg.

Board and Management

The STL Board currently has seven members:


Management is represented by:


Mark Gray 4 x 6cm 72dpi(Alan) Mark Gray – Independent Non-executive Chairman

Mr Gray was appointed as an Independent Director and Chairman of STL on 7 March 2017. His career spans more than 40 years and encompasses an impressive array of senior executive and board appointments. He has served in executive roles in government and private sector organisations, including as Under Treasurer of the Queensland Treasury Department, Chief Executive Officer of the Queensland Competition Authority and the Queensland Independent Commission of Audit, Office Head at Macquarie Group and Executive Director with BDO. Mark is currently the Chairman (Queensland Section) and a Director (Federation Board) of the Royal Flying Doctor Service of Australia. He is also a non-executive director of Data#3 and Queensland Cricket, and a member of the Councils of Griffith University and Brisbane Boys’ College. He holds a Bachelor of Economics (First Class Honours) from the University of Queensland, where he is also an Adjunct Professor of Economics. He is a Senior Fellow with the Financial Services Institute of Australia and a Fellow of the Australian Institute of Company Directors.


Sam Bonanno 4 x 6cm 72dpiSam (Salvatore) Bonanno – Independent Non-executive Director

Mr Bonanno was appointed as an independent Director of STL on 7 March 2017. He is an independent management consultant specialising in ports, logistics, infrastructure and mining operations. With more than 35 years’ experience in Australia and overseas, his roles encompassed strategic planning and implementation, business planning, commercial negotiations, operations management, asset management, project management, minerals processing and bulk supply chain management. He has a Bachelor of Engineering (Mechanical) from Central Queensland University, an Advanced Diploma in Business Management from the Australian Institute of Management, and has completed the Supply Chain Management residential program at Stanford University, USA. Sam is a member of the Institute of Engineers and the Australian Institute of Company Directors. Sam is the Chairman of the STL Safety, Health, Environment & Risk Committee.



Constantine Christofides – Non-executive Industry Director (Grower elected)

Mr Christofides was appointed as a Grower Director of STL on 30 October 2009. In addition to managing his family’s cane farms in the Burdekin region of North Queensland, Con is also a Director and trustee of various private companies, including South Burdekin Community Financial Services Ltd. He is a member of STL’s Finance & Audit Committee.




Ian Davies – Non-executive Industry Director (Miller elected)

Mr Davies was appointed as a Miller Director of STL on 20 October 2016. He is General Manager of Wilmar Sugar Australia’s agricultural operations, accountable for the Company’s farming operations, research and development, and for technical advice to Wilmar’s overseas sugar plantations. His previous experience has included management roles in a range of industries including finance, supply chain and logistics, sugar and cotton. Ian holds a Bachelor of Applied Science (Rural Technology) as well as postgraduate qualifications in management. He is also a Graduate member of the Australian Institute of Company Directors. Ian is a member of the Company’s Finance & Audit Committee and Safety, Health, Environment & Risk Committee.



Leanne MullerLeanne Muller – Independent Non-executive Director 

Ms Muller joined the Board of STL in December 2017. Leanne is a highly experienced finance executive with a 30 year career including senior corporate financial management roles and professional advisory services roles. Leanne has previously worked as Chief Financial Officer (or equivalent) for RACQ, Uniting Care Queensland and Energex Limited. Prior to those appointments Leanne worked for PricewaterhouseCoopers and with the Australian Securities Commission. Leanne is currently on the boards of Data#3, QInsure Limited, Peak Services and Guide Dogs Queensland and is an external specialist member of the Audit, Risk & Compliance Committee of QSuper.  Leanne is Chair of the Company’s Finance & Audit Committee.



ShayneShayne Rutherford 4x6 Rutherford – Non-executive Industry Director (Miller elected)

Mr Rutherford was appointed as a Miller Director of STL on 28 October 2011. He is Executive General Manager, Strategy & Business Development and Executive Director, Wilmar Sugar Australia Ltd and is also a Director of the Australian Sugar Milling Council Pty Ltd. He has expertise in strategy, mergers and acquisitions, and project development with experience in a broad range of industries including agribusiness, oil and gas, manufacturing, consulting and petrochemicals. Shayne holds a Bachelor of Engineering (Mechanical) (Hons 1) and an MBA. He is also a Graduate member of the Australian Institute of Company Directors.  Shayne is a member of the Company’s Safety, Health, Environment & Risk Committee.



Drew (Donald) Watson – Non-executive Industry Director (Grower elected)

Mr Watson was appointed as a Grower Director on the STL Board on 28 October 2011. He is the Manager and Director of a 500-hectare cane farm in Far North Queensland and Chairman of Canegrowers Mossman. He also represents cane growers in the Mossman district on the Canegrowers Queensland Policy Council. Drew has been an elected member of the Canegrowers Mossman Committee for 14 years and a Director since 2001.




John Warda – Chief Executive Officer

Mr Warda commenced as Chief Executive Officer of STL on 3 April 2017. He is a highly experienced Senior Operations Executive and brings to the Company more than 40 years of experience in logistics and supply chain strategy, primarily in the agribusiness sector. In previous roles, he has managed the operations and maintenance of large port and storage infrastructure assets and in more recent years, has been accountable for developing supply chain assets for Multi-national agribusinesses both in Australia and overseas. This has included delivering cost-effective solutions for the storage and handling of bulk commodities for the long-term benefit of industry.



Peter Bolton – Chief Financial Officer & Company Secretary

Mr Bolton commenced as Chief Financial Officer of STL on 18 April 2017 and was appointed Company Secretary on 24 May 2017. He has over 20 years’ experience in large-scale commercial enterprises in Australia and internationally. Prior to joining STL, Peter held roles as Chief Operating Officer and Group CFO at Amart Furniture and Barbeques Galore. Previously, he held senior finance roles with Woolworths, including a 2 year secondment to their joint venture in India. Peter is a CPA and holds a Masters of Management from the Macquarie Graduate School of Management, Bachelor’s Degrees in Commerce and Arts from the University of Queensland and is a Graduate member of the Australian Institute of Company Directors.