Cosmote / OTE

https://www.cosmote.gr/cs/otegroup
https://www.linkedin.com/company/ote-group-of-companies-hto/

OTE Group of Companies, also known as HTO and operating under the name Cosmote / OTE, is a publicly owned company headquartered in Greece, with Deutsche Telekom as its parent company. Founded in 1949, the company specializes in telecoms, employs approximately 5780 individuals, and reported $3.9B in revenue as of 2025. The company functions as a technology provider in Greece, offering a wide range of services including fixed-line and mobile telephony, broadband services, pay-TV, and integrated ICT solutions. OTE Group is additionally active in maritime communications and real-estate. Its service portfolio encompasses the payzy by COSMOTE electronic transactions and payments service, the BOX online food delivery service, and the COSMOTE Insurance digital platform for comparison and purchase of insurance. Internationally, the Group operates in the mobile telecommunications market of Romania.

2025 Revenue

Founded

1949

Headcount

7,465

Headquarters

Greece

Primary Segment

Telecoms

Ownership

Publicly Owned

News Summary:

OTE Group announced on September 4, 2026, it is rebranding its commercial operation in Greece from Cosmote Telekom to Telekom, with the transition across customer-facing channels expected to conclude by September 8. This change, which was also reported on September 3, aims to strengthen the integration with Deutsche Telekom, providing customers in Greece with access to the group’s international partnerships, technology, and digital services, and to leverage the global strength and innovative power of the Telekom brand. Previously, on July 30, OTE Group reported a 3% rise in adjusted EBITDA to €343.3 million for the second quarter, pushing its adjusted EBITDA margin to 40.1%. Consolidated revenue remained largely stable at €855.8 million, though it increased by 8% when excluding the planned phaseout of zero-margin international wholesale activities. The company also added 62,000 fiber-to-the-home (FTTH) subscribers, bringing the total to 687,000, with FTTH coverage reaching 2.2 million homes and businesses. Television subscribers increased to 793,000.

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Cosmote / OTE offers 7 products in the connectivity and cloud and media and telecoms services industries. Cosmote / OTE's product portfolio comprises of telecoms, broadcast television and radio, enterprise connectivity services, media and TV services and consumer electronics.

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Cosmote / OTE's revenues were $3.9B in 2025. Caretta Research has split Cosmote / OTE's revenue into 8 different product categories, the largest of which is mobile services, which represents 23% of Cosmote / OTE's revenue.

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Sep

13th

2026

06:30

B2B Tag, Rebranding, Facility Expansion

Deutsche Telekom Phases Out Cosmote Brand in Greece in Major Rebranding

A new chapter has begun for Greece ’s telecom leader as Deutsche Telekom moves to fully align OTE Group’s corporate identity with its global brand. The German powerhouse is introducing its iconic magenta “T” alongside—and gradually in place of—Cosmote, one of the most recognizable consumer brands in Greece.

Greek Reporter

Sep

11th

2026

03:15

ESG, B2B Tag, Rebranding

OTE Group rebrands 111 stores across Greece under Telekom name

According to the company, all 111 Telekom stores across Greece are being updated with new signage, redesigned interiors and a stronger focus on digital services and in-store technology experiences. The stores feature dedicated areas for mobile services, fixed-line products, internet, fiber, television and smart home solutions, along with live demonstrations and digital screens.

Athens24

Sep

4th

2026

06:06

B2B Tag, Rebranding

Cosmote rebrands a Telekom in Greece

OTE Group is changing the name of its commercial brand in Greece from Cosmote Telekom to Telekom. The change will be introduced gradually across the group's customer-facing channels, with the transition expected to be completed on 8 September.

Telecompaper

Sep

3rd

2026

17:32

B2B Tag, Rebranding

Cosmote Telekom rebrands as Telekom in Greece

Cosmote Telekom is to become Telekom as Deutsche Telekom’s Greek subsidiary adopts the group’s international brand across its products, services and customer touchpoints. The rebranding of OTE Group’s commercial brand is intended to strengthen its integration with Deutsche Telekom and give customers in Greece access to the group’s international partnerships, technology and digital services.

Broadband TV News

Sep

3rd

2026

06:30

B2B Tag, Rebranding

COSMOTE TELEKOM becomes Telekom

A new era is beginning for OTE Group’s commercial brand, as COSMOTE TELEKOM becomes Telekom. Going forward, the brand will operate under the internationally recognized Telekom name, benefiting from its global strength, innovative power and technological leadership.

Deutsche Telekom

Jul

30th

2026

00:48

Financial Results, B2B Tag, Financial Performance

OTE Group posts 3% rise in adjusted EBITDA in the second quarter

Consolidated revenue remained broadly stable at €855.8 million. Excluding the planned phaseout of zero-margin international wholesale activities, revenue increased by 8%. Fiber-to-the-home services recorded 62,000 net additions, taking the total customer base to 687,000. FTTH coverage reached 2.2 million homes and businesses, while television subscribers rose to 793,000.

Athens24

Jul

30th

2026

00:04

Financial Results, B2B Tag, Financial Performance

OTE posts higher second-quarter profitability as EBITDA rises 3%

OTE Group reported strong profitability in the second quarter of the year, with adjusted EBITDA rising 3% to €343.3 million. The adjusted EBITDA margin increased to 40.1% from 39% a year earlier, while consolidated revenues stood at €855.8 million, remaining broadly stable due to the planned gradual phase-out of certain zero-margin international wholesale activities.

Kathimerini

Jul

29th

2026

07:36

Financial Results, Awards and Recognitions, B2B Tag, Financial Performance, Award Wins, Facility Expansion, Target Customer Expansion, Customer Wins

OTE: Strong profitability and record increase in new FTTH customers

OTE Group reported strong profitability in the second quarter of the year, with adjusted EBITDA (AL) rising 3% to 343.3 million euros. According to the Group’s announcement, the adjusted EBITDA margin increased to 40.1% from 39.0% a year earlier, while consolidated revenues stood at 855.8 million, remaining broadly stable due to the planned gradual phase-out of certain zero-margin international wholesale activities.

Naftemporiki

Jul

28th

2026

21:26

Financial Results, B2B Tag, Financial Performance

OTE GROUP 2026 SECOND QUARTER RESULTS

Cosmote

Jul

27th

2026

17:08

Artificial Intelligence, B2B Tag

Greek Telecom and Banking Giants Replace Call Centre Operators with AI Responders – Greek City Times

The shift is no longer a future ambition—it is happening across Greece today. OTE Group now resolves more than 25 per cent of customer contacts through generative AI, with its systems trained to understand and respond to complex customer requests rather than relying solely on pre-programmed scripts.

EIN News

Jun

26th

2026

06:41

Events, B2B Tag

WHAT’S UP U30: A new era for WHAT’S UP with exclusive benefits for all young people under 30

- More data and more experiences for all young people under 30 - WHAT’S UP has been refreshed with a new logo and a new tagline \"OLA PAIZOUN\" June 26, 2026 A new era begins for WHAT’S UP, which is changing its identity and introducing exclusive benefits and unique experiences for all young people under 30 with WHAT’S UP U30 .

Cosmote

Jun

14th

2026

11:57

B2B Tag

OTE confirms full transition from Cosmote to Telekom brand by autumn

OTE Group has officially confirmed that it will phase out the Cosmote commercial name and fully transition to the Telekom brand. Speaking at the company's Annual General Meeting on 10 June, chairman and CEO Kostas Nebis announced that this corporate transformation will be completed by autumn 2026. The move marks the final phase of a branding transition that began in April 2025, when the company temporarily adopted the dual identity Cosmote Telekom.

Telecompaper

Examples of Cosmote / OTE's suppliers include Vantiva, Oracle and Google.

Example Suppliers

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Cosmote / OTE currently holds 59 broadcasting rights for sports competitions including padel and pickleball, basketball, ice hockey, american football, motorsports, sports sublicensing, tennis, soccer | association football, beach soccer, handball, futsal and volleyball.