Mark D.

Mark D. is a seasoned security management professional with extensive experience in overseeing physical security operations across various industries. Currently serving as Senior Manager of Physical Security at ByteDance since September 2021, Mark leads security operations and program management for the Americas. Previous roles include Senior Manager of Security Operations at WeWork, where Mark developed security policies for over 120 sites, and Regional Safety and Security Manager at VSP Global, overseeing security at 20 locations. Mark's career began at AIG, where responsibilities included managing security for multiple sites and conducting investigations within the Global Security division. Mark holds a BA in Criminal Justice from Long Island University.