Storytel has acquired Overamstel, based in The Netherlands and Belgium, which they call “one of the company’s core markets.” Founded in 2007, Overamstel had sales of €17.4 million in 2025. Current ceo Martijn Griffioen will continue in his role following the acquisition. Though Storytel’s core business is audio publishing, their book publishing division had record sales for 2025 of SEK1.274 billion, or approximately $130 million.