44x Firmen zu „Opin“
1
opina GmbH
2
3
4
Make Opinion GmbH
5
OG Opinions Germany GmbH
6
7
Opinion Leaders Network GmbH
8
Opinari UG (haftungsbeschränkt)
9
10
POP - Public Opinion Partners GmbH
11
12
OPINION Market Research & Consulting GmbH
13
IPP Institute of Panel & Public Opinion GmbH
14
POP plus GmbH - Public Opinion Partners plus
15