Four will be responsible for building awareness of Wyndham Hotel Group's portfolio of 7,000 hotels as the company expands its presence in the EMEA region.
The agency will aim to deliver an integrated programme by building relationships with press and consumers. It will promote the group to business partners and consumers, as part of the brief.
The team will be led by Four partner Tim Lewis, who will report to vice-president of marketing Andrew Dufty.
Dufty said: ‘As a group, this appointment is a significant step for us as we focus our attention on building our corporate and hotel brands in the EMEA region.'