North American Product Classification System (NAPCS) Canada [Provisional Version 0.1]

• 561 - Administrative and support services
• 561025 - Investigation and security services
• 561025.1 - Investigation and security services
• 561025.1.1 - Investigation services

561025.1.1.4 - Corporate investigation services

Conducting investigations to provide information about people, events or documents in matters involving corporate and workplace issues, such as accounting fraud, workplace threat assessment, identity theft, or pre-employment verification. Includes store detective and mystery shopper services. Techniques such as surveillance, background checks, computer searches, fingerprinting, lie detector services and interviews may be used to gather the information.