Group CEO Michael Roth cites importance of agency brands to the company's results.
Shares climb, although performance expected to moderate in 2019.
Halle Berry, Raja Rajamannar and Michael Roth in discussion on new ways to connect with fans
Losing, swimming in your underpants, being 'stuck' with 'boring' journalists, partying in the 'gutter bar' until 3 am...
Maurice Lévy, Michael Roth, Sir Martin Sorrell and John Wren tell Campaign why they keep returning to Cannes
International revenues rose 1.6 per cent to $764.8m, but overall revenues fell 1.4 per cent to $1.72bn
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