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About Key Stone
Key Stone is listed as a company classified under Other Nonmetallic Mineral Product Manufacturing, based in Tujunga, California, United States, employing 6-10 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 327991 (Cut Stone and Stone Product Manufacturing). Key Stone is one of 7,660,543 companies listed in California.
Business Contact Information
- Address
- 10208 Mcclemont Ave, Tujunga, California, 91042, United States
Industry & Classification
NAICS Codes
- 32
- 3279Other Nonmetallic Mineral Product Manufacturing
- 327991Cut Stone and Stone Product Manufacturing
SIC Codes
- 32Stone, Clay, Glass, And Concrete Products
- 328Cut Stone And Stone Products
- 3281Cut Stone and Stone Product Mfg.
Company Details
- Employees
- 7 (6-10)
- Annual Revenue
- $292,000 ($0M-$1M)
Key Stone: frequently asked questions
What does Key Stone do?
Key Stone is listed as a company classified under Other Nonmetallic Mineral Product Manufacturing, based in Tujunga, California, United States, employing 6-10 people and reporting $0M-$1M in annual revenue.
Where is Key Stone located?
Key Stone is headquartered at 10208 Mcclemont Ave, Tujunga, California, 91042, United States.
How many employees does Key Stone have?
Key Stone has about 7 employees (the 6-10 range).
What is Key Stone's annual revenue?
Key Stone's annual revenue is estimated at $292,000 (the $0M-$1M range).
What industry is Key Stone in?
Key Stone's primary NAICS code is 327991 (Cut Stone and Stone Product Manufacturing).
Largest companies in California
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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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