Andrew Sullivan joined the Internet Society as President and Chief Executive Officer in September 2018.
He has worked on Internet infrastructure and standards since 2001. In 2012 he joined Dyn (later, Oracle Dyn) to establish Dyn Labs and then to manage the DNS development and architecture departments. His activities in this area led to him being appointed to the Internet Architecture Board (IAB) in 2013. His IAB colleagues elected him Chair in 2015 and 2016.