KOS is a leading Italian healthcare group that operates in the area of social health, residential care for chronic illnesses, rehabilitation and mental health services, advanced technology applied to medicine and acute care medicine.

The KOS Group is present in 11 Italian regions and two foreign countries, for a total of over 13,000 beds. KOS manages 93 facilities in Italy and 47 in Germany of which: 102 residences for the elderly, 37 rehabilitation facilities and psychiatric clinics and 1 hospital. KOS is also active with 22 rehabilitation and diagnostic outpatient centers and 14 diagnostic and therapy service offices in India.