Cal Tech Security Services Inc
Commercial services · San Ramon, California
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Products & Services
About Cal Tech Security Services Inc
Cal Tech Security Services Inc is a company employing 6-10 people, reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in San Ramon, California, United States and operating in Office service.
Its primary NAICS classification is 561621 (Security Systems Services (except Locksmiths)). Cal Tech Security Services Inc is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (415) 6350584
- Website
- www.caltechsecurity.com
- Address
- 4039 Marblehead Dr, San Ramon, California, 94582, 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
- 7 (6-10)
- Annual Revenue
- $1.7M ($1M-$5M)
Cal Tech Security Services Inc: frequently asked questions
What does Cal Tech Security Services Inc do?
Cal Tech Security Services Inc is a company employing 6-10 people, reporting $1M-$5M in annual revenue, classified under Investigation and Security Services, based in San Ramon, California, United States and operating in Office service.
Where is Cal Tech Security Services Inc located?
Cal Tech Security Services Inc is headquartered at 4039 Marblehead Dr, San Ramon, California, 94582, United States.
How many employees does Cal Tech Security Services Inc have?
Cal Tech Security Services Inc has about 7 employees (the 6-10 range).
What is Cal Tech Security Services Inc's annual revenue?
Cal Tech Security Services Inc's annual revenue is estimated at $1.7M (the $1M-$5M range).
What industry is Cal Tech Security Services Inc in?
Cal Tech Security Services Inc is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561621 (Security Systems Services (except Locksmiths)).
How can I contact Cal Tech Security Services Inc?
Its website is www.caltechsecurity.com and its phone number is +1 (415) 6350584.
What companies are similar to Cal Tech Security Services Inc?
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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