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Hubertus Leunissen
Duesseldorf
Senior Manager

Hubertus Leunissen

Hubertus Leunissen has many years of experience in internal auditing, IT auditing as well as in statutory audits.
He manages engagements as part of co- and outsourcing projects of the internal audit function (nationally and internationally), taking responsibility for all the relevant areas from risk-based multi-year planning to follow-up management.
He also has experience in risk and compliance management audits for national and international companies of various sizes in various industries, as well as in implementation and auditing according to Sarbanes-Oxley section 404 and internal control systems.
He is also familiar with compliance and security audits for IT applications and IT infrastructures as well as industry-specific business process analyses concerning the adequacy and effectiveness of internal control systems.

Fields of expertise

  • 5 years as CAATS trainer (IDEA data analysis as part of internal audit projects, forensic special investigations and statutory audits)
  • Co- and outsourcing of internal audits for national and international corporations
  • SOX implementation, readiness assessments and testing
  • ICS audits and ICS implementation (incl. according to the COSO Internal Control - Integrated Framework)
  • Project management
  • Strategy and risk management (enterprise risk management)
  • Process implementation and harmonisation
  • Risk-compliance management audits
  • IT audits and IT compliance checks (based on IDW RS FAIT Part 1-5, IDW PS 330, BSI IT baseline protection catalogues, COBIT, etc.)
  • IT governance - audits and consulting: IT strategy, business process analyses focusing on the internal control system and relevant IT systems
  • Process analysis and visualisation based on digital traces in the SAP environment
  • Authorisation analysis (CHECKAUD)
  • Quality assessment (DIIR Revision Standard No. 3)
  • Special forensic investigations

Memberships

  • DIIR
  • ISACA Germany Chapter
Qualifications
  • Masters-level economics graduate
  • CISA
  • Auditor of internal audit systems (DIIR)
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Hubertus Leunissen
Senior Manager
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