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800 Security

Commercial services · San Francisco, California

Industrial & mechanicalCommercial services
San Francisco, California, United States6 employees$1.0M revenue

Products & Services

Industrial & mechanicalCommercial servicesOffice service

About 800 Security

800 Security is listed as a company classified under Investigation and Security Services, based in San Francisco, California, United States, operating in Office service, employing 6-10 people and reporting $1M-$5M in annual revenue.

Its primary NAICS classification is 561612 (Security Guards and Patrol Services). 800 Security is one of 2,121,238 Industrial & mechanical companies listed in California.

Business Contact Information

Address
456 Douglass St, San Francisco, California, 94114, United States

Industry & Classification

Industry
Industrial & mechanical
Sector
Commercial services
Segment
Office service
IndustryIndustrial & mechanicalCommercial servicesOffice 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
6 (6-10)
Annual Revenue
$1.0M ($1M-$5M)

800 Security: frequently asked questions

What does 800 Security do?

800 Security is listed as a company classified under Investigation and Security Services, based in San Francisco, California, United States, operating in Office service, employing 6-10 people and reporting $1M-$5M in annual revenue.

Where is 800 Security located?

800 Security is headquartered at 456 Douglass St, San Francisco, California, 94114, United States.

How many employees does 800 Security have?

800 Security has about 6 employees (the 6-10 range).

What is 800 Security's annual revenue?

800 Security's annual revenue is estimated at $1.0M (the $1M-$5M range).

What industry is 800 Security in?

800 Security is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561612 (Security Guards and Patrol Services).

What companies are similar to 800 Security?

Other large industrial & mechanical companies in California include State of California, TD SYNNEX Corp, University of California and Ingram Micro Holding Corp.

Largest industrial & mechanical companies in California

Largest companies in California

Largest industrial & mechanical companies

Manufacturing sales in California, 2026

In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.

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