Vincent Bolloré's marketing services group Havas has reported that market conditions deteriorated in the second quarter, with like-for-like revenue at its UK operation plummeting 15%.

Overall Havas, of which Bolloré is the chairman and biggest shareholder, said that organic revenue growth fell by 9.2% in the second quarter, compared with an 8.4% dive in the first three months of the year.

Across the first half of the year Havas recorded an 8.5% fall in revenue on a like-for-like basis to €700m (£617m).

Havas UK performed weakly with a 15% drop in organic revenues in the second quarter with an overall 8.9% drop across the first half.

North American revenues fell 11.8% in the second quarter and 10.5% across the first six months of the year.

The only bright spot in Havas's results was its French operation which managed a 0.3% rise in revenue year on year in the second quarter, although the business suffered a 2.6% fall year on year overall for the six months to the end of June.

Net income, more commonly referred to as profit in the UK, fell 18.7% year on year in the first half to €40m.

Havas said that its digital businesses had performed strongly in the first six months, posting 5% organic growth.

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