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Products & Services
About High Frequency
High Frequency is listed as a company operating in Office service, employing 1-5 people, reporting $1M-$5M in annual revenue, classified under Elementary and Secondary Schools and based in Chicago, Illinois, United States.
Its primary NAICS classification is 611110 (Elementary and Secondary Schools). High Frequency is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (773) 7344954
- Address
- 1907 E 79th St, Chicago, Illinois, 60649, 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
- 5 (1-5)
- Annual Revenue
- $1.3M ($1M-$5M)
High Frequency: frequently asked questions
What does High Frequency do?
High Frequency is listed as a company operating in Office service, employing 1-5 people, reporting $1M-$5M in annual revenue, classified under Elementary and Secondary Schools and based in Chicago, Illinois, United States.
Where is High Frequency located?
High Frequency is headquartered at 1907 E 79th St, Chicago, Illinois, 60649, United States.
How many employees does High Frequency have?
High Frequency has about 5 employees (the 1-5 range).
What is High Frequency's annual revenue?
High Frequency's annual revenue is estimated at $1.3M (the $1M-$5M range).
What industry is High Frequency in?
High Frequency is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 611110 (Elementary and Secondary Schools).
How can I contact High Frequency?
Its phone number is +1 (773) 7344954.
Largest companies in Illinois
Largest industrial & mechanical companies
Manufacturing sales in Illinois, 2026
In Illinois, Factur's 2026 study counted 74 manufacturing quotes worth $11.8M and 14 purchase orders over 12 months: 19% of quotes became orders, against 21% nationally. See the Illinois data.
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