SIGMA was acquired by Ontic Technologies in September 2021. It is made up of leading experts in behavioral threat assessment and threat management, helping corporations, government agencies, educational institutions, and private security details create and operate threat assessment & threat management programs to evaluate threats, manage disturbing behavior, and prevent violence. SIGMA provides its clients with threat assessment training as well as team coaching, violence prevention policy reviews, team evaluations, and program start-up support for new and existing threat assessment teams. SIGMA's books and articles are referenced as best practice in ANSI-approved national standards as well as in federal guides to developing high-quality emergency operations plans.