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Merger creates biggest ad firm

US company Omnicom and French firm Publicis are to combine in a "merger of equals" that will create the world's largest advertising firm with a value of more than $30 billion (£20bn).

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Biggest ad firm will promote major brands client list

Two of the world's biggest advertising groups are joining forces to create a $35bn (£23bn) giant responsible for promoting brands including Adidas, Guinness, Starbucks and Doritos.

The merger of US based Omnicom and French firm Publicis will combine marketing and advertising agencies including Saatchi & Saatchi, in the world's biggest advertising group

The world's biggest advertising group will have a list of major well-known clients Credit: Press Association

It will be called Publicis Omnicom and employ more than 130,000 staff based in New York and Paris

The deal has been backed by both boards, and will lead to cost cuts of 500 million US dollars (£325 million).

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