Rosenthal Research is an internationally operating data collection agency with CATI centres and focus group facilities in Barcelona and Buenos Aires. Together with the Foerster + Thelen Group and via a US-cooperation, Rosenthal has locations in Barcelona, Buenos Aires, Berlin, Bochum, Düsseldorf, Dresden, Hannover, Vienna, New York and Tucson. Rosenthal and the Foerster&Thelen Group are therefore present with CATI centres and central facilities on 3 continents. In addition to internal capacities our dedicated outsourcing department warrants our worldwide reach across all continents even further. Rosenthal and the Foerster + Thelen Group offer Focus Groups, CATI, F2F and Online Interviews at highest levels of quality.