Elektropost Stockholm AB expanded to provide technology for building websites and introduced the first version of the EPiServer CMS platform in 1997.

[citation needed] In 2010, the company was owned by a group of investors, including Amadeus Capital, Martin Bjäringer, Monterro Holdings, Northzone Ventures, Mikael Runhem and family and employees.

Martin Henricson, CEO of the former Episerver business assumed the role of Executive Chairman for the merged entity.

[13] In August 2016, Episerver acquired Peerius, a London UK-based commerce personalization company.

[15] In December 2019, Alexander Atzberger, former President of Customer Experience at SAP, joined Episerver as the company's new CEO.