Michael Madison

About Michael Madison

With 18+ years leading sensitive investigations and 23 years of cross-functional experience, I specialize in uncovering misconduct, managing complex case lifecycles, and driving ethical business conduct. I’ve led global inquiries into fraud, harassment, and policy violations—partnering with Legal, HR, Audit, Corporate Security, and Cyber teams to deliver clear, actionable outcomes. Known for building trust, improving processes, and mentoring high-performing teams, I bring a balanced, data-informed approach to risk mitigation and cultural accountability.

Experience

1. Senior Investigator and Qar Lead - Office of Audit Quality

   Marathon Petroleum Corporation

   Jul 2023 — Present

   Led a uniquely integrated role spanning investigations, internal audit quality, and enterprise-wide continuous improvement. Spearheaded the foundational build-out of the Audit department’s investigative function, including procedures, legal protocols, and governance interfaces.Investigations Leadership: Served as Lead Investigator for all Audit-assigned cases, managing sensitive issues with legal, compliance, and reputational implications.Audit Quality Oversight: Assessed completed audits against IIA standards, driving consistency, rigor, and actionable insights across the function.Process Innovation: Championed continuous improvement initiatives across multiple audit domains; developed scalable templates, training programs, and audit board reporting tools.Talent Development: Managed rotational staff and mentored junior team members, fostering a high-performance culture and knowledge transfer across global teams.

Education

• Bellevue University

  Master of Business Administration - MBA, Finance, General

• Park University

  Bachelor's degree, Business Administration and Management, General

  2003 — 2005

• Bellevue University

  Master of Business Administration (M.B.A.), Finance, General

  2006 — 2008

Skills

• Investigation
• Project Management
• Risk Management
• Cross-Functional Team Leadership
• Financial Analysis
• Fraud
• Security
• Process Improvement
• Management
• Auditing
• Business Analysis
• Program Management
• Business Process Improvement
• Internal Investigations