John Alexander

John Alexander is a seasoned professional in account management and brand safety with extensive experience in the digital advertising industry. Currently serving as a Senior Account Executive at ZEFR since April 2021, John has previously held positions at DoubleVerify as an Account Manager, Flashtalking as an Account Executive, and Integral Ad Science as a Customer Success Manager. Earlier career experience includes roles as an Account Manager at OpenSlate and in Ad Operations and Account Management at Telemetry. John holds a Bachelor of Arts degree from Boston College, completed in 2014, and graduated from Friends Academy with a high school diploma in 2010.