Since 1991 Holger Höhmann (MAS, MIM, MBA) is commercial director and chairman of the LVR-clinic Langenfeld. He’s long-standing chairman of the subgroup „psychiatric institutions“ of the Verband der Krankenhausdirektoren Deutschlands e.V. (VKD; association of hospital directors in Germany) and board member of the Arbeitskreis der Krankenhausleitungen Psychiatrischer Kliniken (akp; working group of mental hospital directors). In 2016 Holger Höhmann became vice-president of the Subcommittee Mental Health within the European Association of Hospital Managers (EAHM).