800 11 803803 (only home phone)
We at Diamantis Masoutis S.A. take all our customers’ problems seriously and listen carefully to any opinions/suggestions they might have.
Customers may contact us free of charge on the customer help line regarding information on the company, queries and other matters. Messages are recorded and forwarded to the administration to deal with the matter directly.

Lines are open:
Days: Monday to Saturday
Hours: 8:00 in the morning until 22:00 in the evening