Guido Belgiorno-Nettis AM


Guido has been engaged in engineering, construction and engineering services for more than 20 years in project, business development and senior management roles. He is currently Managing Director of his family office Angophora Capital, a Private Equity business. He is the Chairman of the Australian Chamber Orchestra, and Non-Executive Director Balmoral Pastoral. He is also Managing Director of the passive investment company, Transfield Holdings Pty Ltd. His career at Transfield Pty limited from 1981 to 2003 included Managing Director of the Transfield Group, CEO Transfield Engineering and Construction, Director - Project Development, Managing Director of Transfield Queensland. 

Past board roles include – Non-Executive Director Transfield Services Ltd, Non-Executive Director Transurban Limited, Non-Executive Director Charter Hall, Director Transfield Foundation, Director Campus Living Villages Funds Management Limited, Chairman Novatec Solar GmbH, Shareholders’ Committee. 


Ian Widdicombe


With over 30 years’ experience in the oil and gas industry with both operators and contractors in Australia, Europe and Asia, Ian has strong credentials in operational delivery and corporate oversight. Previously with Woodside, he held Vice President roles in Projects and in Subsea and Pipelines. During his tenure, he established and led the Karratha Life Extension Program and was project manager for the Angel Project. Prior to Woodside, Ian was Regional Manager Asia Pacific for DOF Subsea Group and Offshore Operations Manager for Clough. He holds a Civil Engineering Degree from the Swinburne University in Melbourne.

David Iverach 


David has over 45 years’ experience at the executive level in the public and private sectors and has served on several boards. David's 25 years with Transfield included a broad range of strategic and operational positions. He played a leading role in the formation of several Transfield businesses and projects including the formation of Transfield Services as a standalone business unit and the entry of Transfield into the renewable energy sector. Roles included Commercial Director of Transfield Construction, CEO Energy, CEO Investments and Project Director in the development phase of several large-scale infrastructure projects.

Prior to joining Transfield in 1990, David was Director General of Transport in the NSW Government with oversight of rail, roads, ports, grain handling and public transport. He has degrees in chemical engineering and fuel technology including a PhD


Ian Lynass

Managing Director and Chief Executive Officer 

Ian joined Tempo in January 2018 and become CEO in March of that year. Previously he served as the Chief Executive Officer and Managing Director of BIS Industries Limited from April 2010 to May 2015. Ian has considerable leadership experience having worked in the defence, steel, petrochemical, mining and industrial services markets for over 25 years. He has also held several senior executive roles with Brambles and was instrumental in the sustainable growth of BIS Industries Limited within the resources and industrial services sector. In 2012, Ian was a recipient of the CEO Magazine CEO of the Year Award – Logistics.

Scott Macdonald 

CFO and Company Secretary 

Scott brings 30 years’ experience in the finance, commercial and M&A disciplines for CPB Contractors, BHP, Brambles, BIS Industries, and Wesfarmers. Scott holds an MBA and BEng from UWA, a graduate diploma from the Governance Institute of Australia and graduated the Company Directors course with AICD. Scott was appointed the CFO and Company Secretary on 15 June 2018.