Sonja Thunnessen

Critical Mandates Lead

I take ownership of delivery-critical mandates that require structural clarity and decisive execution.

MANDATE PROFILE

Resolution of structurally complex situations where delivery integrity, governance coherence or execution control are at risk.

  • Structural clarification of complex initiatives

  • Establishing product, risk and governance consistency

  • Embedding disciplined execution

  • Controlled transition to stable operations

SELECTED IMPACT

  • Restored delivery reliability and client confidence in a program close to failure through structural re-architecture and execution reset

  • Established coherent product-to-risk logic across jurisdictions, re-securing governance control in a stalled harmonization mandate

  • Delivered complex financial product and platform initiatives following prior failed attempts, creating structurally sound and sustainable operating models

  • Resolved time-critical audit findings, reinstating execution discipline under regulatory scrutiny

  • Implemented an enterprise-wide reporting architecture within four weeks, enabling executive steering of a strategic technology initiative

  • Led controlled global production transitions across multiple locations

PROFESSIONAL BACKGROUND

Managing Consultant — Independent
Structural stabilization and delivery recovery across business, risk and technology environments. End-to-end accountability from clarification to operational stabilisation.

Product Owner — Corporate Bank, Deutsche Bank AG:
Full accountability for structural design integrity across product, risk and governance frameworks in a multi-jurisdictional, regulated context.

Principal Project Manager — Namics (Germany) GmbH
Delivery accountability for complex programs in commercially sensitive environments.

CREDENTIALS

PMI PMP | SAFe POPM

Diploma in Physics

CONTACT

sonja.thunnessen[at]thunnessen-consulting.com