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Products & Services
About Master Key
Master Key is listed as a company based in San Francisco, California, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under Investigation and Security Services.
Its primary NAICS classification is 561622 (Locksmiths). Master Key is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (415) 8053738
- Address
- 1101 Van Ness Ave, San Francisco, California, 94109, 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
- 561622Locksmiths
SIC Codes
- 76Miscellaneous Repair Services
- 769Miscellaneous Repair Shops And Related Services
- 7699Other Services to Buildings and Dwellings
Company Details
- Employees
- 5 (1-5)
- Annual Revenue
- $601,000 ($0M-$1M)
Master Key: frequently asked questions
What does Master Key do?
Master Key is listed as a company based in San Francisco, California, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under Investigation and Security Services.
Where is Master Key located?
Master Key is headquartered at 1101 Van Ness Ave, San Francisco, California, 94109, United States.
How many employees does Master Key have?
Master Key has about 5 employees (the 1-5 range).
What is Master Key's annual revenue?
Master Key's annual revenue is estimated at $601,000 (the $0M-$1M range).
What industry is Master Key in?
Master Key is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561622 (Locksmiths).
How can I contact Master Key?
Its phone number is +1 (415) 8053738.
What companies are similar to Master Key?
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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