Our profile


Efficient and sustainable growth is the key success factor for leading companies - and the consulting vision of the Lean Group.

Our work begins with a clear conviction: strategy only becomes effective when it is consistently implemented. Under the guiding principle Shaping Strategy. Driving results. we work with our clients to develop sustainable strategies along the value chain - and ensure their operational implementation.

For us, the focus is on a combination of sound analysis, tried-and-tested methods and consistent implementation. We help companies to make their organization leaner, faster and more economically robust - regardless of industry or company size.

In doing so, we rely on close cooperation with our customers and data-based decision-making. Our solutions are not theoretical, but pragmatic and geared towards concrete results: shorter throughput times, reduced costs, increased productivity and stable processes.

With our experience and methodology, we provide the basis for permanently competitive structures - efficient, effective and impact-oriented.

Managing Directors

  • Business photo Managing Director Theo Herzog and Partner Theo Herzog

    Theo Herzog

    Managing Director
    Frankfurt, Hamburg

  • Business photo Managing Director and Partner Christoph Schaller

    Dr. Christoph Schaller

    Managing Director
    Frankfurt, Stavanger

  • Black and white portrait of a man with short curly hair, smiling, wearing a white shirt and standing in front of a light-colored wall.

    Dagfinn Seglem

    Managing Director
    Norway

  • A man in a gray suit stands at a railing by the sea, smiles and looks into the camera.

    Prof. Dr. Benjamin Bader

    Senior Advisor