
Mark Witt – President
Mark is one of the founders of Alert Security and has been in the industry since 1990 and has experience that he obtained in the military and private security industry. Mark served eight years on active duty in the US Army Infantry as an infantry Squad Leader and two years in the Reserves as an ROTC Instructor. He has experience ranging from Security Officer to Account Manager. Mark is currently responsible for managing all aspects of guard and patrol operations in the region.

Robert (Bob) Nolan – Vice President
Bob has been a dedicated professional in the security industry since 1986. His career began in the U.S. Army, where he served as a military police officer specializing in physical security. Following his military service, he took on leadership roles as a branch, area, and general manager at the nation’s largest security company, earning numerous accolades along the way.
Currently, Bob holds security licenses across multiple states and directly oversees operations in Nevada, California, Arizona, Hawaii, and Florida. When he’s not at work or spending time with his ever-growing family, you’ll likely find him on the golf course, enjoying a well-earned round.