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PrimeStone has a strategy of constructive and active management in mid-sized listed European companies that have significant value creation potential through strategic, operational or financial improvement. PrimeStone creates value by taking a long-term perspective, adopting an active approach and having a significant influence over its underlying investments through a constructive dialogue with boards and management teams.

Sienna Capital & PrimeStone

As part of a long-term agreement, Sienna Capital invested EUR 150 million in February 2015. In exchange for its support of PrimeStone, Sienna Capital benefits from certain favourable financial terms.

Financial year 2017

In 2017, PrimeStone completed 2 new investments.