Security and Investigation

The investigation, guard, and armored car services industry employs more than 700,000 workers, of which 624,280 (87 percent) are security guards. Another 10,770 (1.5 percent) are private detectives and investigators, and 23,730 (3.3 percent) are in supervisory positions. A few thousand workers are employed as secretaries and clerks.  

Subscribe to Vault to unlock this premium content including:

  • Structure
  • Outlook
  • Resources & Associations and more.

Are you a student? You may have FREE access.

Vault partners with thousands of colleges, universities and academic institutions to provide students with FREE access to our premium content. To determine if your school is a partner, please enter your school email address below.


Your institution does not have an active account.

Subscribe Now


Contact your Career Center, Alumni Office
and Library to find out more.



Please select your institution
to gain full access.