Clear Channel Switzerland has received WEMF’s Digital Out of Home certification for 2021, proving through an independent party, that DOOH campaigns are delivered as promised. 494 screens and 3556 campaigns were audited by WEMF from January to December 2021. The screens were randomly checked for cleanliness, visibility and attractiveness. This audit was carried out according to the WEMF audit standards and procedures. Roland Achermann, Director of Media audits, drew the following conclusion:
“With the DOOH Annual Certificate, we issue Clear Channel a very good report. No irregularities were found. The campaigns were delivered as agreed.”
