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Leadership Team

Phil O'Toole

Managing Director
Phil is a respected strategist, adviser and thought leader in legislative compliance, business improvement, risk management, probity, assurance and ethical conduct across the public and private sectors. Previously, he had over 25 years’ experience in the NSW Public Sector, including several years as a Director in the NSW Attorney Generals Department. Phil is a former NSW Chapter Chair of the Institute of Internal Auditors Australia (IIA) and a regular Chair and presenter at conferences and seminars for various professional bodies. He has also been an expert witness for ICAC and judicial hearings.
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Scott Thomson
Cyber, IT & Information Management
Scott is a highly experienced Cyber, IT and information management Executive. He successfully led multiple IT functions in one of NSW Government’s largest departments, where he was also the Chief Information Security Officer for over 2 years. In these roles he managed and led large-scale complex multi-million dollar programs that delivered improved experiences for millions of users. Scott is passionate about helping organisations and their leaders to deliver better, and more secure, digital services to their customers. He brings a wealth of experience, postgraduate qualifications and some of the most highly regarded industry certifications.
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Penny Corkill
Risk & Assurance
Penny is a highly experienced and qualified internal and risk management professional, with strong communication and relationship-building skills. She leads a team of auditors, project managers and senior consultants in delivering service excellence across audit, risk, governance, organisational analysis and strategy, Workforce Planning and WHS. Her experience spans Local, State and Federal Government operations. Penny has a Master of Business in Organisational Analysis and Strategy and a Graduate Certificate in Internal Auditing.
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Lisa Braid
Probity & Governance
Lisa is a seasoned executive with a distinguished career in public service, specialising in probity, governance, and compliance. Her government experience spans the NSW, Federal and Northern Territory governments. With extensive experience in establishing and managing operations for government agencies, Lisa has demonstrated a longstanding commitment to upholding ethical standards, ensuring regulatory compliance, and fostering transparent governance practices.
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Specialist Advisors

Chris Wheeler
Governance & Probity
Chris specialises in complaints management, public interest disclosures, and code of conduct and fraud and corruption awareness and training. Previously, Chris was the NSW Deputy Ombudsman for 25 years. In that role, his responsibilities and achievements included: Developing guidelines and related training programs on ethical conduct Managing and personally conducting numerous management, misconduct and legal investigations Conducting hearings exercising Royal Commission powers Regularly presenting at conferences, seminars and training sessions.
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Peter Mulhall
Workplace Investigations
Peter is an accomplished investigator and respected adviser who has conducted and led many investigations and reviews of complex and sensitive matters. Previously, he had 25 years’ experience in the public sector, including Executive Management positions within Utilities, Justice and Gaming Regulatory agencies. He is a fellow of the Australian Institute of Professional Investigators and a former President of its NSW Chapter.
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Graham Gorrie
Legal, Gambling Regulation
Graham is a highly skilled practitioner with decades of experience in providing legal advice and acting on behalf of corporate and commercial clients. Graham has specialist expertise within the gambling industry, where he has assessed regulatory systems and improved governance for both Federal and State Regulatory bodies, including controls relating to Anti-Money Laundering. Areas of law include: Commercial transactions, Conveyancing, Sale and Purchase of Businesses, Litigation, Criminal Law and Corporate Governance.
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Aaron Westwood
Work Health & Safety
Aaron has considerable HSEQ audit experience, having completed over 150 audit assignments in Australia and internationally as Lead Auditor or as part of an audit team. He has also been involved in the development of commercially available audit protocols and tools as well as custom audit tools and support packages. Aaron has assisted in the development and certification of safety, environmental and quality management systems for over 50 clients in a wide range of industries nationally and internationally.
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Staff

Susan Leahy
Internal Audit
Susan is a qualified professional internal auditor with extensive experience that spans a diverse range of values-based corporate, financial, not-for-profit organisations, state and local government.  Prior to joining Centium, Susan managed a shared service internal audit function for six Councils in Sydney for 5 years.  Susan is a non-executive Director of the Institute of Internal Auditors, Australia.
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Scott Fanker
Workplace Investigations
Scott comes to Centium from a background of working in clinical, academic, and senior management and leadership positions in the public health system. Scott has 18 years of experience operationally managing large mental health services. More recently, Scott worked in central office roles managing complex and sensitive complaints and investigations.
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Sarah Artist
Local Govt Improvement
Sarah is a highly experienced local government specialist in the areas of strategic leadership, good governance, performance improvement, and innovation and she has a Masters of Public Policy. She has held senior management roles within and across the local government sector for over twenty years with responsibility for research, teaching and consulting. In recent years Sarah has led the design and delivery of major sector-wide capability and performance initiatives for elected and professional leaders on key topics of sector relevance - including good governance and financial performance, amalgamating councils and local government reform
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Alan Harris
Internal Audit
Alan has twenty-nine year’s senior management experience in strategic health, safety, and risk management leadership, providing clarity, drive, and vision to create and implement health, safety, and environmental management programs across complex and geographically disperse operational environments. Before joining  Centium, Alan worked extensively with Federal, State and Local Government, including the Dept, of Defence,- Army NSWHealth, the NSW Rural Fire Service, and most recently within the mining sector. For  a number of years Alan worked for Centium in a subcontract capacity.
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Joan O'Dwyer
Governance & Probity
Joan has over thirty years senior management experience, with a passion for driving strategic change and fostering commitment to business improvement actions. Her diverse range of expertise covers organisation and policy development, strategic advice and planning, change management, risk management, probity, governance and community engagement.
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Scott Webb
Internal Audit
Scott Webb is an experienced Audit, Risk and Governance professional who for more than 35 years has partnered with and provided trusted advice to a wide cross-section of government agencies. He is a passionate contributor to the continuous improvement of the government sector. His professional focus is on using risk management techniques to achieve maximal operational effectiveness and efficiency with due accountability and transparency. As a risk-focussed operational auditor, Scott has audited a vast array of specialised activities across the government sector.
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Robert Magistrado
Internal Audit
Robert has 17+ years of experience across diverse industries in the private and public (federal, state, and local government) sectors, in various capacities as Internal Auditor, Senior Internal Auditor, and Head of Internal Audit. He has held roles in allied disciplines such as accounting, taxation, performance assurance, risk management, controls, investigations, and compliance. He has extensive experience performing and managing financial, operational, compliance, and performance audits, and advisory work.
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Kelsey McNaughton
Internal Audit
Kelsey is an experienced auditor with over seven years’ experience auditing in State and Local Government sectors. She has performed financial audits across many government agencies, resulting in her excellent ability to assess risks, analyse data and ensure adequate coverage over material balances in a public sector environment. She has also conducted performance audits focused on efficiency and effectiveness in the local government sector. Kelsey has a Bachelor of Commerce (Accounting) and has completed the CPA Australia program.
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Soon Tang
Internal Audit
Soon has over 20 years’ professional experience in both Internal and External Audit, predominantly working various Local Councils, State and Australian government agencies, and Not for Profit organisations.  His experience spans the education, transport, health, media, utilities and hospitality sectors.
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Roy Zeng
Internal Audit
Roy is an experienced and passionate auditor in both the private and public sectors. He has performed financial audits, grant acquittals, and special purpose assurance across state government agencies, local government councils as well as universities.
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Michelle Morgan
Cyber, IT & Information Management
Michelle brings over 18 years of industry experience to Centium, as a project management professional and, more recently, her experience in the implementation of information security management systems and assisting organisations achieve ISO 27001 certification. This includes a large and complex telecommunications company that has undergone multiple mergers and acquisitions.
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Greg Martin
Internal Audit
Greg’s career spans territory, state and federal government. He is an experienced Internal, Operational and Performance audit professional with proven expertise in managing, planning, conducting and reporting on assessments focussed on identifying opportunities for improvement. He is also an experienced governance, risk and compliance professional with proven expertise in engaging stakeholders in the implementation and maintenance of frameworks that strengthen organisational governance and risk management.
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Ken Chiu
Internal Audit
Ken had been in Risk and Assurance roles for the past 10 years in across the corporate sector. He is experienced in operational and financial audits, enterprise risk management, ESG and accounting. Additionally, he has worked on GRC system implementation, control transformation, company restructure program assurance and data analytics. Ken is a CPA and holds a Bachelor of Professional Accounting.
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Rachelle Barroga
Office Manager
Rachelle joined Centium as our Office Manager. With over 20 years of experience in Information Technology, Rachelle has extensive knowledge in Project Management and enjoys a fast-paced environment. The office manager role is rapidly changing in today’s Corporate Culture. In the past, the Office Manager was primarily responsible for administrative tasks. However, in her new role Rachelle has rapidly assumed the role of an active behind-the scenes powerhouse to Senior Level Management, contributing both on the administrative side, day-to-day business operations and long-term business development planning.
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Sherry Shang
Marketing Officer
Sherry's journey took a pivotal turn when she transitioned to Centium as our dedicated in-house Marketing Officer, overseeing all social media channels and creating compelling marketing materials for our business.
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Strategic Alliances

Michael Courtney
Financial Sustainability
CT Management Group
Michael Courtney is committed to developing strong local government organisations throughout Australia, particularly through improving infrastructure, financial management and service provision. He has a Master’s in Business Management, Post Graduate in Management, is a Certified Practicing Accountant and is qualified as a Municipal Clerk. Michael’s speciality is assisting clients in the area of financial sustainability, corporate management and service planning.
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Rod Crowder
Business Continuity
OpsCentre
Rod has over 25 years experience in Business Continuity, Resilience, BCP, ITDRP & Information Security projects across Asia Pacific, for 140+ clients and over 420 client consultancy projects. Rod is Country representative of Disaster Recovery Institute International and chairs the Adaptive Business Continuity Advisory Group. An international think-tank committed to developing new resilience and business continuity methodologies and practices. He is a regular speaker at Asia Pacific and USA Continuity Conferences such as CIMC, DRI and BCI.
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Howard Wigham
Business Advisory
Howard is an independent non-executive director, business adviser, coach and mentor. He helps boards, CEOs and senior leaders of public, private and Government enterprises to thrive by assisting them to navigate strategic, financial, operational, organisational and personal challenges. He has an excellent track record as a Divisional CEO in creating, delivering and capturing value for customers, employees and shareholders in complex businesses, in different geographies and industries, and at different stages of the business and product life cycle.
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Gavin Cator
Local Govt & HR
Gavin is a highly regarded, esteemed and recognised Local Government leader with decades of hands-on experience in the sector. He has been the Chief Executive of Greater Shepparton City Council, Wodonga City Council, Moira Shire Council, Berrigan Shire Council and more. In each of the above CE positions Gavin had proven experience in implementing accountable operations, maximising revenue, and improving productivity. This was achieved by facilitating genuine community consultation which provide proven transparent outcomes for any Council and their communities.
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Our Clients

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