Our guarantee to our Customers includes
quality certification, which is renewed annually and
is backed up by the constant optimization of
the standards which we pursue.
We are certified by
9001 1994 CERT-05222-99-AQ-ROM-SINCERT
CERtification of QUAlitative Respondents
The CERQUA Project provides participating agencies with a
service to monitor the eligibility for interview
of qualitative respondents, with reference to the minimum time
elapsing between two interviews carried out with the same
This is a time period imposed by quality standards
or by specific agreements with the Client.