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Products & Services
About Keystone Schools
This profile covers Keystone Schools, a company based in Hemet, California, United States, operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue and classified under Elementary and Secondary Schools.
Its primary NAICS classification is 611110 (Elementary and Secondary Schools). Keystone Schools is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (951) 7666020
- Address
- 145 N Tahquitz Ave, Hemet, California, 92543, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 61Educational Services
- 6111Elementary and Secondary Schools
- 611110Elementary and Secondary Schools
SIC Codes
- 82Educational Services
- 821Elementary And Secondary Schools
- 8211Elementary and Secondary Schools
Company Details
- Employees
- 15 (11-20)
- Annual Revenue
- $1.5M ($1M-$5M)
Keystone Schools: frequently asked questions
What does Keystone Schools do?
This profile covers Keystone Schools, a company based in Hemet, California, United States, operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue and classified under Elementary and Secondary Schools.
Where is Keystone Schools located?
Keystone Schools is headquartered at 145 N Tahquitz Ave, Hemet, California, 92543, United States.
How many employees does Keystone Schools have?
Keystone Schools has about 15 employees (the 11-20 range).
What is Keystone Schools's annual revenue?
Keystone Schools's annual revenue is estimated at $1.5M (the $1M-$5M range).
What industry is Keystone Schools in?
Keystone Schools is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 611110 (Elementary and Secondary Schools).
How can I contact Keystone Schools?
Its phone number is +1 (951) 7666020.
What companies are similar to Keystone Schools?
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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