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PrimeStone was established in 2014 by three former partners from The Carlyle Group, specialising in buyouts, and who have worked and invested together across Europe for more than 15 years.

  • 2016 Acquisition

    Six new investments for PrimeStone

    In 2016, PrimeStone completed six new investments. Among others, it invested in (i) Volution, a supplier of ventilation systems, and (ii) Johnson Services Group, a provider of textile-related services to corporates and consumers in the United Kingdom.

  • 2015 Acquisition

    Investment of EUR 150 million in PrimeStone by Sienna Capital

    In February 2015, EUR 150 million investment by Sienna Capital in PrimeStone, a new fund whose strategy consists in taking medium- to long-term positions in European mid-cap listed companies.