Passendo is Europe's leading in-email monetisation platform. Founded in 2016, Passendo helps publishers better monetise their email newsletters with its award-winning email ad server and SSP, powering over 4,000 premium newsletters globally. Passendo is trusted by many of the world's largest publishers, helping them activate incremental revenue in this existing and untapped media channel.

Our real-time Email Ad Server gives publishers the functionality to sell their newsletter inventory like they sell their web inventory. This means publishers can better monetise this channel by providing their commercial partners with more valuable and responsive packages.