Polytechnic High School
Commercial services · Sun Valley, California
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Products & Services
About Polytechnic High School
John H. Francis Polytechnic High School is a secondary school located in the Sun Valley suburb of Los Angeles, California. It serves grades 9 through 12 and is a part of the Los Angeles Unified School District.
Its primary NAICS classification is 611110 (Elementary and Secondary Schools). Polytechnic High School is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (818) 3943600
- Fax
- +XXX (818) 7710452
- Website
- polyhigh.org
- Address
- 12431 Roscoe Blvd, Sun Valley, California, 91352, 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
- 49 (21-50)
- Annual Revenue
- $6.6M ($5M-$10M)
Polytechnic High School: frequently asked questions
What does Polytechnic High School do?
John H. Francis Polytechnic High School is a secondary school located in the Sun Valley suburb of Los Angeles, California. It serves grades 9 through 12 and is a part of the Los Angeles Unified School District.
Where is Polytechnic High School located?
Polytechnic High School is headquartered at 12431 Roscoe Blvd, Sun Valley, California, 91352, United States.
How many employees does Polytechnic High School have?
Polytechnic High School has about 49 employees (the 21-50 range).
What is Polytechnic High School's annual revenue?
Polytechnic High School's annual revenue is estimated at $6.6M (the $5M-$10M range).
What industry is Polytechnic High School in?
Polytechnic High School is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 611110 (Elementary and Secondary Schools).
How can I contact Polytechnic High School?
Its website is polyhigh.org and its phone number is +1 (818) 3943600.
What companies are similar to Polytechnic High School?
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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