Dienekis Information Systems, in the context of its activities, has developed a significant number of collaborations with leading customers. A brief description of these collaborations are as follows:

National Bank of Greece
EFG EUROBANK ERGASIAS
PROBANK
Emporiki Bank
Bank of Greece
COSMO ONE
COSMOTE
Prognostics (OPAP)
National Documentation Center
Public Power Corporation
Athens International Airport
Hellenic Airforce
AON
Ε-Construction
DELTA SINGULAR