Stefen Kümmel is an Associate Partner and Global Head of Major Projects Consulting at Drees & Sommer. Stefen possesses extensive international experience in project management, commercial dispute resolution, and strategic advisory for large-scale construction megaprojects and real estate developments globally. He specializes in designing and executing sophisticated project delivery frameworks, contract management strategies, and risk mitigation models for institutional investors, public sector entities, and multinational corporations. Stefen’s leadership centers on steering highly complex, capital-intensive engineering and infrastructure initiatives from inception through to successful stabilization, ensuring strict adherence to budget, schedule, and quality baselines. His strategic consulting approach integrates digital twin analytics, advanced lean construction methodologies, and rigorous sustainability criteria, helping global clients navigate volatile market conditions, optimize capital deployment, and future-proof major infrastructure and commercial real estate portfolios on an international scale.