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Products & Services
About Knight Security
Knight Security is a company reporting $0M-$1M in annual revenue, classified under Investigation and Security Services, based in Chicago, Illinois, United States, operating in Office service and employing 11-20 people.
Its primary NAICS classification is 561612 (Security Guards and Patrol Services). Knight Security is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Website
- knightsecurity.io
- Address
- Chicago, Illinois, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5616Investigation and Security Services
- 561612Security Guards and Patrol Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7381Investigation Services
Company Details
- Employees
- 14 (11-20)
- Annual Revenue
- $921,000 ($0M-$1M)
Knight Security: frequently asked questions
What does Knight Security do?
Knight Security is a company reporting $0M-$1M in annual revenue, classified under Investigation and Security Services, based in Chicago, Illinois, United States, operating in Office service and employing 11-20 people.
Where is Knight Security located?
Knight Security is headquartered in Chicago, Illinois, United States.
How many employees does Knight Security have?
Knight Security has about 14 employees (the 11-20 range).
What is Knight Security's annual revenue?
Knight Security's annual revenue is estimated at $921,000 (the $0M-$1M range).
What industry is Knight Security in?
Knight Security is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561612 (Security Guards and Patrol Services).
How can I contact Knight Security?
Its website is knightsecurity.io.
Largest companies in Illinois
Largest industrial & mechanical companies
Manufacturing sales in Illinois, 2026
In Illinois, Factur's 2026 study counted 74 manufacturing quotes worth $11.8M and 14 purchase orders over 12 months: 19% of quotes became orders, against 21% nationally. See the Illinois data.
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