Second Security LLC
Commercial services · St. Louis, Missouri
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Products & Services
About Second Security LLC
Second Security LLC is listed as a company employing 6-10 people, reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in St. Louis, Missouri, United States and operating in Office service.
Its primary NAICS classification is 561612 (Security Guards and Patrol Services). Second Security LLC is one of 356,656 Industrial & mechanical companies listed in Missouri.
Business Contact Information
- Address
- 7701 Forsyth Blvd, St. Louis, Missouri, 63105, 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
- 7 (6-10)
- Annual Revenue
- $1.3M ($1M-$5M)
Second Security LLC: frequently asked questions
What does Second Security LLC do?
Second Security LLC is listed as a company employing 6-10 people, reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in St. Louis, Missouri, United States and operating in Office service.
Where is Second Security LLC located?
Second Security LLC is headquartered at 7701 Forsyth Blvd, St. Louis, Missouri, 63105, United States.
How many employees does Second Security LLC have?
Second Security LLC has about 7 employees (the 6-10 range).
What is Second Security LLC's annual revenue?
Second Security LLC's annual revenue is estimated at $1.3M (the $1M-$5M range).
What industry is Second Security LLC in?
Second 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 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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