The Association of Threat Assessment Professionals (ATAP), is dedicated to enhancing the knowledge base of practitioners in case management of violent crimes involving stalking, workplace violence, and attacks (or threats of  attacks) on public figures and officials.

InfraGard is a cooperative undertaking between the Federal Bureau of Investigation and an association of businesses, academic institutions, state and local law enforcement agencies, and other participants that is dedicated to sharing information and intelligence to prevent hostile acts against the United States.

The Secret Service National Threat Assessment Center (NTAC) provides leadership and guidance to the emerging field of threat assessment and offers advice to law enforcement and other professionals and organizations with responsibilities to investigate and/or prevent targeted violence.

The American Society for Industrial Security (ASIS) works to increase the effectiveness and productivity of security professionals by developing educational programs and materials that focus on both the fundamentals and the latest advancements in security management.

One of the many fundamentals associated with the mission within the American Board for Certification in Homeland Security (ABCHS) focuses on networking with our professionals and practitioners addressing the mitigation of threats, vulnerabilities, and consequences that stem from acts of terrorism, major disasters, and other emergencies.

The purpose of the International Association of Professional Security Consultants (IAPSC) is to establish and maintain the highest possible standards in the security consulting profession.

The California Association of Licensed Security Agencies, Guards and Associates (CALSAGA) provides leadership. information, and education to all members, and the general public.

Professionals in Human Resources Association (PIHRA) is a professional association that provides needed referrals to corporate HR managers faced with safety and security in the workplace.

Professional Investigators of California (PICA) was founded based on the premise that Private Investigators are professionals and an integral part of the legal profession. Members' investigative specialties are diverse. They span the spectrum of the investigative field and include insurance defense, criminal defense, trial preparation, surveillance, workers compensation, workplace investigations, and personal injury investigations.

The National Council of Investigation and Security Services (NCISS) is a cooperative effort of those companies and associations responsible for providing private security and investigation services to the legal profession, business community, government and the public.