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.

Revenue

Founded

1949

Headcount

7,465

Headquarters

Greece

Primary Segment

Telecoms

Ownership

Publicly Owned

News Summary:

Cosmote's WHAT’S UP service refreshed its identity on June 26, 2026, introducing a new logo, the tagline "OLA PAIZOUN," and exclusive benefits for young people under 30 with the "WHAT’S UP U30" program. Previously, OTE Group confirmed on June 14 its plan to fully transition from the Cosmote commercial name to the Telekom brand by autumn 2026. Chairman and CEO Kostas Nebis announced this corporate transformation at the company's Annual General Meeting on June 10, marking the final phase of a branding transition that began in April 2025 with a temporary dual identity. Earlier, on May 8, OTE Group presented its first-quarter 2026 results, reporting robust revenue growth of 4.9%, driven by fiber and mobile strength, infrastructure expansion, and digital transformation initiatives. The Hellenic Telecommunications Organization's fixed segment delivered positive results, with FTTH, TV, and fixed wireless access contributing to growth, and FTTH customer additions reaching a record level despite the absence of coupon support in the market.

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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 broadcast television and radio, consumer electronics, media and TV services, telecoms and enterprise connectivity services.
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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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Examples of Cosmote / OTE's suppliers include Vantiva, Oracle and Google.

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Cosmote / OTE currently holds 58 broadcasting rights for sports competitions including american football, tennis, ice hockey, basketball, volleyball, sports sublicensing, handball, soccer | association football, padel and pickleball, beach soccer, motorsports and futsal.

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