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OTE, or Hellenic Telecommunications Organization, was incorporated in 1949 and is the largest technology company in Greece. The company offers fixed and mobile telephony, broadband services and subscription-based TV. The group also operates in the telecommunications market in Romania. The company served 11 million mobile subscribers at the end of 2020.

Ranking position
#58 /150
Total score
39.0 /100
Measurement area Score (0-2) Rank (0-150)


#1 0.5 /2 #80


#1 0.6 /2 #50


#1 1.3 /2 #13


#1 0.7 /2 #84
Indicates the score for the top performing company.

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  1. 2023

More about the company

Athens, Greece
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Ownership structure
47% Deutsche Telekom, 45% free float, 6% Hellenic state, 2% own shares
Fiscal year
Ends 31 December
Group revenue
US$3,722 million (FY2020)
Group employees
12,161 (FY2020)

This company is part of the SDG2000, the 2,000 most influential companies

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