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  • “As CEO of an international organisation, the challenges I face are at times quite considerable. Dr. Lassert is an ideal and highly effective sparring partner. His psychological expertise has helped me increase my efficiency in the areas Leadership and Sales.”

    Dr. Michael Ottenjann
    CEO Biederlack GmbH & Board Biederlack of America

  • “I have benefited significantly from working with Klaus. He showed me my development areas and helped me make sustainable progress.”

    Frederic Fack
    Head of Pharma Vietnam, Merck KGaA

  • “I have repeatedly booked Klaus Lassert as a trainer for my district and station managers. The results have always been excellent.”

    Gunnar Loehr
    General Manager Arabian Peninsula & Iran, Lufthansa Cargo

  • “I am more than willing to provide information on Mr Lassert´s effective work as a trainer and coach for executives at Merck.“

    Andrea Schäfer
    Corporate Human Resources, Merck KGaA, Darmstadt

  • “Dr. Klaus Lassert’s knowledge and professionalism are excellent. My seminars with him have been highly effective and help me in my job of being a manager and a leader.”

    Muthu Balasubramanian
    Manager Handling Services Bahrain, Lufthansa