Episerver

Rebranded

Stockholm, Stockholm, Sweden · Founded 1994

1001-5000 employees

Sourced & current · updated Jul 20, 2026

Episerver was a leading digital experience platform (DXP) provider that rebranded to Optimizely in 2021 after merging with the experimentation and personalization platform of the same name.

Where they sit

Stack tier: Infrastructure & Data (B)

Marketing PlatformMarketing Automation

Leading European-origin enterprise DXP vendor with strong presence in Nordic, UK, and North American markets before rebranding to Optimizely

Ownership

Parent: Optimizely (formerly Episerver, backed by Insight Partners)