Foerster & Thelen Group

A large group means large internal coverage

Foerster & Thelen is a German Data Collection Agency which has been in business for over 40 years.
Being the market leader in terms of German speaking data collection, Foerster & Thelen have extensive experience as well as strong resources in all areas of fieldwork.

For more information on the group’s internal capacity, please refer to Proprietary Capacity

Due to the merger with Foerster & Thelen – which owns shares in 3 additional data collection agencies – Rosenthal Research became an integral part of the Foerster & Thelen Group which consists of the following companies: