Startup profile · funding coverage
Optimizely
Optimizely made A/B testing accessible to marketers before Episerver acquired it and later merged into the Optimizely brand.
Stage
acquired
Status
acquired
Coverage
full
Why Optimizely is interesting
YC W10’s experimentation platform became the category leader — Benchmark and Bain backed growth before Index led the $58M Series C.
Key facts
- Series B (May 2014): $57M led by a16z; Benchmark, Bain participated (TechCrunch)
- Series C (Oct 2015): $58M led by Index Ventures (Index Ventures)
- Exit (2018): Acquired by Episerver
Investors in our directory
Funds linked from Optimizely's profile — open a fund page for stage focus and related deal articles.
Industries
Generalist Technology
Industry hub pages are rolling out from our fund-derived baseline taxonomy.
Related funding articles
Venture Capital Tracker pieces that cover Optimizely's financing or category context.
Last updated: 2026-07-24