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Martin Sorrell

  • S4 Capital cuts jobs as Sorrell predicts ‘fewer people’ in advertising

    Media

    S4 Capital has cut a further 150 jobs this year, amid warnings from Sir Martin Sorrell that AI will leave the advertising industry employing “fewer people” in the years ahead. The London-listed marketing group said its workforce has fallen to around 6,200, down from roughly 7,000 a year ago, as clients continue to rein in [...]

    British businessman Sir Martin Sorrell founded S4 Capital in 2018.
  • S4 Capital sales fall as tech clients divert cash to AI build-out

    Media

    Sir Martin Sorrell’s S4 Capital has been hit with sliding sales as its biggest clients spend less on advertising and more on building AI. The digital advertising group behind Monks reported revenue of £754.8m for 2025, down 11 per cent from £848.2m a year earlier. Net revenue fell 10.8 per cent to £673m, reflecting weaker [...]

    British businessman Sir Martin Sorrell founded S4 Capital in 2018.
  • How to make it: be ready to replace your CEO

    Opinion

    If there’s one inevitable in business aside from death and taxes it’s that the CEO will always leave, so succession planning is essential. But why hire an expensive headhunter when the right person could already be in your boardroom? Asks Richard Harpin As the new football season nears kick-off, I’ve been pondering that famous old [...]

  • S4 Capital: Revenue down and debt up at Sir Martin Sorrell’s ad giant

    September 19, 2024

    Sir Martin Sorrell’s S4 Capital’s post-pandemic struggles have carried through into its latest results, which revealed a sharp decline in revenue and ballooning debt. The London-listed media holding group, which ad guru Sorrell founded after a sudden exit from WPP in 2018, saw its net revenue reduce by 15.6 per cent from £445.5m to £375.1m [...]

  • S4 Capital: Sir Martin Sorrell’s marketing giant slashes earnings forecast again

    November 9, 2023

    Digital marketing giant S4 Capital has lowered its core earnings margin forecast again after revenue fell over 18 per cent.

  • Share price plummets: Sorrell’s S4 Capital downgrades outlook as tech slowdown bruises ads market

    September 18, 2023

    Shares in Sir Martin Sorrell’s S4 Capital plunged as much as 27 per cent at market open after it reported a mix bag of updates for the first half of 2023, with a strong technology division failing to make up for a slow ads market elsewhere in the business. The firm reported an operating loss [...]

  • S4 Capital shares plummett almost 20 per cent after Sir Martin Sorrell’s firm hit by tech slowdown

    July 24, 2023

    Sir Martin Sorrell’s digital marketing giant S4 Capital provided a disappointing update for the second quarter, as its shares plummeted off the back of a tech slowdown. The company said its net revenue was below budget in the last few months due to the economic climate, with the technology sector hit particularly hard. Following the [...]

  • Supertool: S4’s Sorrell says AI ‘more effective than a 25-year-old media buyer’

    May 11, 2023

    S4’s chairman Sir Martin Sorrell is optimistic about the future of AI as his advertising agency embraces it to supercharge their productivity and reach. Sorrell said S4 had already seen an increase in viewing metrics because AI was helping employees speed up ad copywriting and aggregate data that makes it easier to hyper-personalise and target [...]

  • Sir Martin Sorrell: S4 Capital boss made ‘excellent recovery’ after tumour

    April 17, 2023

    Sir Martin Sorrell has revealed that he had keyhole surgery to remove a tumour in February and is underdoing further “preventative treatment”. The 78-year-old advertising mogul, who is currently executive chair at S4 Capital, said he has made an “excellent recovery” following the tumour operation. Sir Martin added in a statement that he is having [...]

  • Sir Martin Sorrell’s venture fund backs US digital asset management firm

    November 21, 2022

    A venture capital fund backed by Sir Martin Sorrell revealed its first public investment in a US digital asset management platform this morning. In a statement, S4S Ventures announced that it had co-led a $10m Series B investment round alongside Bertelsmann’s BDMI for Tenovos, a New York based software-as-a-service provider. Tenovos helps clients streamline and [...]

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