dei.gr

DEI (ΔΕΗ) sells electricity and natural gas supply contracts, fixed-line telephony and fiber internet to Greek customers. Its digital services include an online account with itemised bills, electronic contract signing and meter-reading and supply-transfer requests. It also offers rooftop solar PV systems, electric vehicle charging and a 24/7 emergency home repair service covering electricians, plumbers and locksmiths.

Products are sold to households, students, large-consumption customers and small businesses through DEI stores, a telephone service centre and online channels. Some stores include a TechLiving Zone that sells home and business technology products. Customers also receive partner benefits such as Miles+Bonus airline miles with AEGEAN and discounts with retail and food-delivery partners.

DEI runs sponsorships in basketball and cultural events, and an open art competition whose selected works are shown at the historic Ν. Φάληρο power station. The website is in Greek and describes the company's activities in Greece.

Product: Electricity and natural gas supply contracts, fiber internet and fixed telephony, rooftop solar, EV charging and home emergency repair services.