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Email verification, that gets the most out of your data | MailingBird.com

MailingBird was founded in 2013 by Robert Eisele and Stefan Pflaum due to issues from several common web-projects. Our mission is to make marketing messages more relevant to customers and prevent consumers from bad targeting.


Robert Eisele

Stefan Pflaum


"I love data-mining and writing software that has kick-ass performance and reliable results."

Robert Eisele CEO/CTO @MailingBird

Born in 1988, Robert studies Computer Science with focus on machine learning and algorithmics. He is passionate about large scale web applications and data mining tools. He loves building efficient tools to build scalable and high-performance systems.

Before his employment as CTO at MailingBird beside his studies, Robert worked as MySQL DBA and software architect for various companies from start-ups to large enterprises.

"I always wanted to built a service that is easy to use and super valuable at the same time."

Stefan Pflaum CEO/COO @MailingBird

Born in 1982, Stefan holds a degree in Computer Science from the University of Applied Sciences in Regensburg. In 2006 he co-founded his first startup, a german social networking platform wich reached about half a million members.

Since 2010 Stefan has been working for different online companies in product management, consulting and business development. In 2011 he founded his second start-up company, that is focused on mobile customer loyalty solutions.