Industry Sector

Administrative and Support and Waste Management and Remediation Services

Total Companies

6,926

Verified Companies

5,287

Est. Employment

45,538

Annual Payroll

$2,021,319,000

Total Revenue

$5,792,111,000

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Description

This U.S. industry comprises establishments primarily engaged in providing investigation and detective services.

Snapshot

NAICS Code 561611 - Investigation Services is a final level code of the “Administrative and Support and Waste Management and Remediation Services” Sector. There are 5,287 companies verified as active in this industry in the USA with an estimated employment of 45,538 people.

Industry Examples

Common types of examples within NAICS Code 561611 - Investigation Services are:

  • Background check services
  • Bounty hunting services
  • Detective agencies
  • Fingerprint services
  • Investigation services (except credit), private
  • Investigators, private
  • Lie detection services
  • Missing person tracing services
  • Polygraph services
  • Private detective services
  • Private investigation services (except credit)
  • Skip tracing services

Cross-References

For some business types, there may be a similar industry to NAICS Code 561611 - Investigation Services that is a better classification match. Establishments primarily engaged in providing credit checks are classified in NAICS Code - 561450 - Credit Bureaus..

Companies

SICCODE.com compiles comprehensive business data and executive contact leads for businesses within NAICS Code 561611 - Investigation Services . Some of the leading and most notable companies are listed below. To order a list of companies within NAICS Code 561611 - Investigation Services for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

Industry Executives

Would you like to email executives in NAICS Code 561611 - Investigation Services ? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

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Questions & Answers

  • What is the largest size for a business in Investigation Services to remain classified as a small business?

    Any business in Investigation Services with average annual receipts under 22 million USD may be classified as a small business by SBA and Federal government programs.

  • How many active businesses operate in NAICS Code 561611?

    There are 5,287 verified business locations operating primarily in this industry.

  • What was the total revenue for NAICS Code 561611?

    In 2017 the total revenue for Investigation Services was $5,792,111,000

  • What was the annual payroll for NAICS Code 561611?

    In 2017 the annual payroll for Investigation Services was $2,021,319,000

  • How many people work in NAICS Code 561611?

    The number of reported paid employees is 45,538.