aievas AG

concertare is a German company specialized in customer relationship management.We organize visits calls and mystery emails throughout the country to obtain an assessment of customer satisfaction and quality of service.Our clients are enterprises from the TOP 500. We offer a full range المزيد...

concertare is a German company specialized in customer relationship management.We organize visits calls and mystery emails throughout the country to obtain an assessment of customer satisfaction and quality of service.Our clients are enterprises from the TOP 500. We offer a full range المزيد...