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Products & Services
About Msa Security LLC
Msa Security LLC is a company employing 21-50 people, reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in Chicago, Illinois, United States and operating in Office service.
Its primary NAICS classification is 561612 (Security Guards and Patrol Services). Msa Security LLC is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Address
- 6511 W Clarence Ave, Chicago, Illinois, 60631, 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
- 34 (21-50)
- Annual Revenue
- $2.1M ($1M-$5M)
Msa Security LLC: frequently asked questions
What does Msa Security LLC do?
Msa Security LLC is a company employing 21-50 people, reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in Chicago, Illinois, United States and operating in Office service.
Where is Msa Security LLC located?
Msa Security LLC is headquartered at 6511 W Clarence Ave, Chicago, Illinois, 60631, United States.
How many employees does Msa Security LLC have?
Msa Security LLC has about 34 employees (the 21-50 range).
What is Msa Security LLC's annual revenue?
Msa Security LLC's annual revenue is estimated at $2.1M (the $1M-$5M range).
What industry is Msa Security LLC in?
Msa Security LLC is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561612 (Security Guards and Patrol Services).
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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