OMD Europe has been appointed to handle the £60m media spend for the internet service provider, Tiscali.
The account will be coordinated from the OMD International hub in Milan, headed by Attilio Redivo but will operate in 12 countries, including the UK.
Redivo said: "This is an important success for OMD network. We share with Tiscali not only the ambition to grow furthermore, but also the same vision of business, determination and commitment to innovation.
"We are proud that Tiscali, a company who is succeeding in a field where these days have proven hard for many, has selected us as their long term partner for media."