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Products & Services
About Olb Systems
Olb Systems is a company reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in Saint Charles, Missouri, United States, operating in Office service and employing 21-50 people.
Its primary NAICS classification is 561621 (Security Systems Services (except Locksmiths)). Olb Systems is one of 356,656 Industrial & mechanical companies listed in Missouri.
Business Contact Information
- linkedin.com/company/olb-systems
- Address
- PO Box 1100, Saint Charles, Missouri, 63302, 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
- 561621Security Systems Services (except Locksmiths)
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7382Security Systems Services (Except Locksmiths)
Company Details
- Employees
- 30 (21-50)
- Annual Revenue
- $1.1M ($1M-$5M)
Olb Systems: frequently asked questions
What does Olb Systems do?
Olb Systems is a company reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in Saint Charles, Missouri, United States, operating in Office service and employing 21-50 people.
Where is Olb Systems located?
Olb Systems is headquartered at PO Box 1100, Saint Charles, Missouri, 63302, United States.
How many employees does Olb Systems have?
Olb Systems has about 30 employees (the 21-50 range).
What is Olb Systems's annual revenue?
Olb Systems's annual revenue is estimated at $1.1M (the $1M-$5M range).
What industry is Olb Systems in?
Olb Systems is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561621 (Security Systems Services (except Locksmiths)).
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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