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Products & Services
About First Security LLC
First Security LLC is a company classified under Investigation and Security Services, based in Warren, Michigan, 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). First Security LLC is one of 528,309 Industrial & mechanical companies listed in Michigan.
Business Contact Information
- Address
- 30521 Schoenherr Rd, Warren, Michigan, 48088, 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
- 3 (1-5)
- Annual Revenue
- $308,000 ($0M-$1M)
First Security LLC: frequently asked questions
What does First Security LLC do?
First Security LLC is a company classified under Investigation and Security Services, based in Warren, Michigan, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Where is First Security LLC located?
First Security LLC is headquartered at 30521 Schoenherr Rd, Warren, Michigan, 48088, United States.
How many employees does First Security LLC have?
First Security LLC has about 3 employees (the 1-5 range).
What is First Security LLC's annual revenue?
First Security LLC's annual revenue is estimated at $308,000 (the $0M-$1M range).
What industry is First Security LLC in?
First 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 Michigan
Largest industrial & mechanical companies
Manufacturing sales in Michigan, 2026
In Michigan, Factur's 2026 study counted 81 manufacturing quotes worth $4.7M and 28 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Michigan data.
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