Jameson is an experienced security consultant who specializes in workplace violence prevention, behavioral threat assessment and management, physical security and training and awareness programs. 

Jameson is a member of the Association of Threat Assessment Professionals and is one of just over 210 professionals certified as a Certified Threat Manager (CTM) within ATAP. He also holds the "triple crown" of ASIS International certifications: the Certified Protection Professional (CPP), Physical Security Professional (PSP), and Professional Certified Investigator (PCI).

Jameson is the author of the book “This Book Saves Lives: 10 Steps to Building a Threat Management Program in Your Organization, Prevent Workplace Violence, and Take Care of Your People”