NAICS Code 561611-07 - Investigators

Marketing Level - NAICS 8-Digit

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NAICS CODE 561611-07
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NAICS Code 561611-07 Description (8-Digit)

Investigators are professionals who specialize in conducting research and gathering information for a variety of purposes. They are hired by individuals, businesses, and organizations to investigate a range of issues, including fraud, theft, and other criminal activities. Investigators use a variety of techniques to gather information, including surveillance, interviews, and research. They must be skilled at analyzing data and drawing conclusions based on their findings. Investigators must also be able to communicate their findings effectively to their clients.

Parent Code - Official US Census

Official 6‑digit NAICS codes serve as the parent classification used for government registrations and documentation. The marketing-level 8‑digit codes act as child extensions of these official classifications, providing refined segmentation for more precise targeting and detailed niche insights. Related industries are listed under the parent code, offering a broader context of the industry environment. For further details on the official classification for this industry, please visit the U.S. Census Bureau NAICS Code 561611 page

Tools

Tools commonly used in the Investigators industry for day-to-day tasks and operations.

  • Surveillance equipment (e.g. cameras, binoculars)
  • Background check software
  • GPS tracking devices
  • Forensic analysis tools (e.g. fingerprint kits, DNA testing equipment)
  • Interviewing techniques and questionnaires
  • Computer and internet research tools
  • Evidence collection kits (e.g. evidence bags, swabs)
  • Mobile devices for communication and data collection (e.g. smartphones, tablets)
  • Physical security equipment (e.g. locks, alarms)
  • Legal research databases

Industry Examples of Investigators

Common products and services typical of NAICS Code 561611-07, illustrating the main business activities and contributions to the market.

  • Corporate investigations
  • Insurance fraud investigations
  • Intellectual property investigations
  • Background checks for employment screening
  • Due diligence investigations for mergers and acquisitions
  • Cybercrime investigations
  • Missing persons investigations
  • Asset searches
  • Litigation support investigations
  • Surveillance for infidelity cases

History

A concise historical narrative of NAICS Code 561611-07 covering global milestones and recent developments within the United States.

  • The "Investigators" industry has a long and rich history dating back to ancient times when rulers employed spies to gather intelligence on their enemies. In the 19th century, the Pinkerton National Detective Agency was founded in the United States, which became famous for its work in tracking down notorious criminals such as Jesse James and Butch Cassidy. In the 20th century, the industry saw significant growth due to the rise of corporate espionage and the need for background checks on potential employees. In recent years, the industry has been impacted by technological advancements such as the use of drones and artificial intelligence in investigations. In the United States, the "Investigators" industry has a more recent history, with the first private investigation agency being established in the late 1800s. During the Prohibition era, investigators played a crucial role in enforcing the law and tracking down bootleggers. In the 1960s and 1970s, the industry saw a surge in demand due to the rise of organized crime and the need for surveillance in divorce cases. In the 21st century, the industry has been impacted by the increasing use of social media and digital forensics in investigations.