9 Security Services
Commercial services · St. Louis, Missouri
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Products & Services
About 9 Security Services
This profile covers 9 Security Services, a company classified under Investigation and Security Services, based in St. Louis, Missouri, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 561612 (Security Guards and Patrol Services). 9 Security Services is one of 356,656 Industrial & mechanical companies listed in Missouri.
Business Contact Information
- Address
- 3628 Brown Rd, St. Louis, Missouri, 63114, 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
- 4 (1-5)
- Annual Revenue
- $689,000 ($0M-$1M)
9 Security Services: frequently asked questions
What does 9 Security Services do?
This profile covers 9 Security Services, a company classified under Investigation and Security Services, based in St. Louis, Missouri, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Where is 9 Security Services located?
9 Security Services is headquartered at 3628 Brown Rd, St. Louis, Missouri, 63114, United States.
How many employees does 9 Security Services have?
9 Security Services has about 4 employees (the 1-5 range).
What is 9 Security Services's annual revenue?
9 Security Services's annual revenue is estimated at $689,000 (the $0M-$1M range).
What industry is 9 Security Services in?
9 Security Services is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561612 (Security Guards and Patrol Services).
Largest companies in Missouri
Largest industrial & mechanical companies
Manufacturing sales in Missouri, 2026
In Missouri, Factur's 2026 study counted 29 manufacturing quotes worth $962K and 9 purchase orders over 12 months: 31% of quotes became orders, against 21% nationally. See the Missouri data.
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