** Recent Highlight: Provided data analytics as evidence for a client and a statutory authority to change a perceived $11 million overclaim into a $1.6 million underclaim.* Financial Application Development (financial sector tax calculation and data validation test tools).* Data cleansing, analysis and transformation.* Prepare client- and industry-specific data testing components within the governance and controls framework for organisations, directly for companies and for consultancy firm competitive pitches.* Draw from a broad range of data testing services to suit client requirements, from compliance and cash-finding bases.* Tax Compliance.*Quantification of overclaims and underclaims.* Quantification of complex data, including leading to significant refunds for government agencies, investment banks and a leading eyewear company.* Spreadsheet tools - including ATO Justified Trust test tools and Customs Transfer Pricing tools.* Excel training - from basics to advanced use of features such as dynamic array functions and Power Query.* System improvement.* Risk management.* Root cause analysis of cash leakage and compliance issues.* Computer Assisted Verification, Goods and Services Tax (GST) Third Party Data Testing according to ATO Justified Trust standards for over 30 Top 100, Top 500 and Top 1000 firms including global IT and business services, a multinational financial technology company, large energy clients, national food retail companies, a global paint company, a national clothing retail company, among many others, which utilised various and often multiple ERP systems (including SAP, Dynamics 365, Netsuite, CHEOPS, Pulse, Epicor, Xero and MYOB) to collect, calculate and report GST-related data.* Various Industry Sectors including Banking, Health, Resources, Shared Services, Retail and Infrastructure.* Describe and/or perform transactional data testing in the context of appropriate methodologies.* Client delivery - independent third party data testing and data curation for ATO requirements.* Leadership - for all ATO-required third party data testing projects over the past 3 years.