Tony Narvaez, Managing Director
Bachelor of Commerce & Economics, Murdoch University
Diploma in Financial Services (Energy trading)
Executive studies, Harvard Business School, USA
Tony joined AusNet Services as Managing Director on 1 November 2019. Tony has extensive experience in the energy sector, including prior roles as CEO of Endeavour Energy and CEO of United Energy and Multinet Gas.
Tony has led several significant projects across various technologies, major transformations, and joint ventures, as well as held senior roles in commercial, strategy and operations in Australia and internationally. Before moving to Victoria, Tony held senior executive roles for General Electric and Verve Energy.
Mark Ellul – Acting EGM and CFO
Bachelor of Commerce, Melbourne University
Mark has been with AusNet Services for nine and a half years, in various senior finance roles, including Corporate Accounting Manager and most recently as General Manager of Finance for our regulated business. Mark has been Acting CFO since 20 September 2019.
Prior to joining AusNet Services, Mark held senior corporate accounting and audit and assurance roles at Telstra and KPMG. Mark is a member of Chartered Accountants Australia and New Zealand (CAANZ) and a former member of the CAANZ Victorian Corporate Advisory Panel.
Alistair Parker, Executive General Manager - Regulated Energy Services
Bachelor of Engineering (Honours), Aston University, UK
Master of Business Administration, Lancaster University, UK
Alistair leads the Regulated Energy Services portfolio of businesses including three regulated energy networks, regulatory strategy, asset management, metering and service delivery. In this role, Alistair leads the transformation to ready the regulated business to meet the rapidly changing needs of customers over the next decade. He draws on more than 30 years' experience in the energy industry in the United Kingdom, New Zealand and Australia.
Alistair's previous roles at AusNet Services include General Manager - Asset Management and Director, Regulation and Network Strategy. Before moving to Australia, Alistair spent 15 years with National Grid, UK, initially as an engineer and then moved into commercial roles. In 2000, he became a consultant with Ernst & Young in New Zealand before moving to Pricewaterhouse Coopers in Australia, ultimately as Melbourne Energy Economics Practice Leader.
Prue Crawford-Flett, Executive General Manager, Operations and Services
Masters of Business Administration, Monash University
Prue joined AusNet Services as a member of the executive team on 1 April 2019. She leads the newly created Operations and Services Division which brings together field operations and service delivery to our customers, including responsibility for the Delivery and Planning, Performance and Operations teams.
Chad Hymas, Executive General Manager - Mondo
Bachelor of Business (Accounting), Monash University
Bachelor of Arts (Organisational Psychology), Monash University
Master of Business Administration, Deakin University
Certified Practising Accountant (ASCPA)
Chad was appointed Executive General Manager - Commercial Energy Services (now Mondo) following three years as General Manager - Strategy and Business Development. In his role, Chad is responsible for the growth and strategic direction of the Commercial Energy Services business which brings unregulated infrastructure services, emerging energy markets, utility and metering services and asset intelligence services under one portfolio.
Chad's 15 years' experience in the energy industry provides him with a deep understanding of the industry's strategic, commercial and regulatory drivers which are essential in assessing the immediate and long term growth opportunities for AusNet Services. In his previous role, Chad led a range of strategic transformational initiatives including implementing the company-wide enterprise planning system, process improvements and acquisitions - the most notable being the Mortlake Terminal Station. Before moving into the energy industry, Chad started his career as an accountant with Arthur Anderson and Motorola Australia & New Zealand.
Mario Tieppo, Executive General Manager - Technology
Bachelor of Business (Accounting), Philip Institute of Technology
Advanced Management Program, INSEAD
Mario has more than 25 years’ experience in Information Technology (IT), building IT functions and leading large business change programs. Mario joined AusNet Services in 2013, following his role as Chief Information Officer for SA Power Networks. He has also held senior management positions in the government, postal utilities, retail and logistics sectors. In previous positions, Mr Tieppo has been responsible for strategy and planning, program and project management and the management of critical information systems.
Mario also has a strong financial background as a Certified Practicing Accountant in the areas of financial management, audit and procurement.
Dr Matt Guthridge, Executive General Manager - Strategy and Transformation
Bachelor of Science, Monash University
Graduate Diploma in Psychology, Monash University
Doctor of Psychology (Organisational), University of Melbourne
Matt is responsible for managing the development and implementation of AusNet Services’ corporate strategy, business planning and transformation agenda.
Geraldine Leslie, Executive General Manager - People, Safety and Corporate Affairs
Bachelor of Arts, University of Wollongong
Master of Business Administration, University of Wollongong
Prior to joining AusNet Services in 2009, Geraldine worked at BlueScope Steel for almost nine years, holding senior HR leadership roles, including General Manager Human Resources for BlueScope's Australian Coated and Industrial Markets. Her background also incorporates various senior executive and leadership roles in the public health sector and local government.
Geraldine’s role incorporates human resources, health, safety environment and quality and corporate affairs functions for the Group, known as the People, Safety & Corporate Affairs division.
Kent Barnes – Acting Executive General Manager, Governance
Certified Information Systems Auditor (CISA)
Kent is Acting Executive General Manager, Governance whilst maintaining his principle role as Head of Internal Audit. In this role, Kent is responsible for the legal, company secretarial, risk management, and internal audit functions for AusNet Services.
Kent was appointed the Acting Executive General Manager, Governance in October 2019. He has extensive experience in the energy industry in governance, audit, information technology and financial accounting. Prior to joining AusNet Services Kent previously worked as an IT Operations Manager for TXU Australia. He is a member of the Institute of internal Auditors Australia (IIA).