The O2 brand, founded in 1983 (United Kingdom), from 324 sister brands and 3453 competing brands. The O2 brand is owned by Telefonica, a company listed in Madrid. The International Securities Identification Number (ISIN) of Telefonica is ES0178430E18. O2 belongs to the Telecommunication Services business sector.

Here is the evolution of interest in Telefonica "sustainability" criteria around the world over the past five years. The graph shows the evolution of the search rate over time, where the value 100 indicates the week with the most searches.
What is the brand's web response on its sustainability
Result of Google's query: "O2 sustainability"
Sustainability -> Share price