Executive Management

Mr David Cavanagh
Chief Financial Officer
Appointed 4 December 2017

David graduated with a Bachelor of Commerce (Finance and Accounting) and biochemistry from the University of Queensland in 2004 and went on to become a Chartered Accountant with the Institute of Chartered Accountants two years later. He completed a CFO mentoring program with Australia’s Financial Executive Institute under the mentorship of BankWest’s CFO in 2015.

David soon emerged as a talented leader in Australia’s banking and finance industries; serving as the Manager, Corporate Advisory and Restructuring with PWC, Commercial Manager at Macquarie Bank and a Senior Analyst at Deloitte.

In 2010, David steered his career towards the marine logistics industry and spent seven years working within the Toll Group of companies. He held the position of General Manager, Finance and Commercial for Toll Resources and Government Logistics, a company with $1.2b in revenue per annum. Before this he spent time as the Manager of Finance and Commercial for Toll Energy and Marine Logistics, and for Toll Remote Logistics Pty Ltd.

In December 2017, David was appointed as Chief Financial Officer of MMA Offshore. David’s strong background in marine logistics coupled with his financial and commercial acumen, provides MMA with unique financial leadership.

Mr Dylan Roberts
Executive General Manager - Legal / Company Secretary
Appointed 19 August 2008

Dylan joined MMA in May 2007 in the role of Commercial Manager and was appointed Company Secretary on 19 August 2008. Previously, he was a Senior Associate with the law firm DLA Piper where he practised in the areas of insurance, corporate and marine law. After obtaining a Bachelor of Commerce degree (1995) and a LLB degree (1997) at University of Natal (PMB), Dylan qualified as a Solicitor in South Africa, New South Wales and Western Australia. Dylan has worked in a legal capacity in all of these jurisdictions as well as the UK over the past 19 years. He holds a Graduate Diploma of Applied Corporate Governance and is a Fellow of the Institute of Chartered Secretaries and Administrators and the Governance Institute of Australia.


Ms Liz Buckey
Executive General Manager - Corporate Development
Appointed July 2010

Liz joined MMA in July 2010 and was appointed General Manager - Corporate Development in November 2012. Liz's areas of responsibility include Corporate Strategy, Mergers and Acquisitions, Corporate Affairs and Risk Management. Previously, Liz was an Associate Director at Azure Capital where she worked on mergers and acquisitions, capital raisings and IPOs across a range of industries. Liz was also Chief Financial Officer of Azure Capital between 2004 and 2007. Prior to Azure, Liz was Financial Controller of Poynton and Partners and an Associate in their management consulting and corporate advisory practice. She also spent a number of years at PricewaterhouseCoopers in their Enterprise Solutions Group. Liz has a Bachelor of Commerce from University College Dublin, is a qualified Chartered Accountant, a Fellow of the Financial Services Institute of Australasia (FINSIA) and has completed the Corporate and Financial Strategy Executive Program at INSEAD in France.

Mr Darren Thomas
Executive General Manager - People and Safety
Appointed June 2013

Darren joined MMA in June 2013 in the role of General Manager HSEQ and in March 2018 was appointed to the position of General Manager People and Safety. Darren holds a Master of Health Science (OHS) amongst other technical and leadership qualifications. During Darren’s career he has held senior roles in bulk handling and transport, insurance risk management and oil and gas industries. Darren joined MMA from Woodside Petroleum where he held a number of senior health and safety roles, including overseeing health and safety on Woodside’s mega projects, including front end engineering and design, execution, construction, commissioning and transition to production. Darren represents the International Marine Contractors Association (IMCA) Asia Pacific Region on the Global HSSE Committee and is a regular contributor to industry health, safety, environment and human resource forums.

Mr Stuart Edgar
Executive General Manager - Vessel Services
Appointed 12 October 2020

Stuart joined MMA in 2010 as part of the business development team, and was appointed to the role of Business Development Manager Australasia in 2016. Prior to joining the organisation, Stuart held BD roles at Toll Energy Logistics, Technip Oceania and CHC Helicopter. He has extensive experience in both onshore and offshore oil and gas logistics operations.

In November 2018, he was appointed to the position of Executive General Manager - Project Logistics. In this position he has responsibility for MMA's onshore facilities as well as leading MMA’s support to global oil and gas projects. In October 2020, Stuart was appointed to the position of Executive General Manager Vessel Services and oversees MMA's fleet of vessels.

Mr Tom Radic
Executive General Manager - Subsea Services
Appointed 03 February 2020

Tom began his professional career in subsea engineering and project management with Clough Oil and Gas in 2003, where he gained experience in the execution of offshore oil and gas projects in the SE Asia and Australia region. In 2006, Tom joined Subsea 7, where he spent 13 years in project management and commercial roles, contributing to both new business acquisition and the delivery of major global projects. His final three years with Subsea 7 also included leading the execution of a new capital development for the organisation, where he gained exposure to the strategic elements of the organisation. Tom subsequently took up a role with ConocoPhillips, gaining operator experience, before joining MMA Offshore in 2020 as the Executive General Manager – Subsea Services.

During his career, Tom has gained global experience having worked in Australia, SE Asia, India, Europe and the UK and Africa, and executed projects for a number of the world’s highest profile oil and gas operators. Tom graduated from the University of Western Australia with a Bachelor of Engineering (Civil, 1st Class Honours) and a Bachelor of Commerce (General Management and Human Resources Management) in 2002.