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Products & Services
About Isi
Isi is listed as a company classified under Professional and Management Development Training, based in Chicago, Illinois, United States, operating in Office service, employing 11-20 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 611430 (Professional and Management Development Training). Isi is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Address
- 600 W Fulton St, Chicago, Illinois, 60661, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 61Educational Services
- 6114Business Schools and Computer and Management Training
- 611430Professional and Management Development Training
SIC Codes
- 82Educational Services
- 829Schools And Educational Services, Not Elsewhere
- 8299Automobile Driving Schools
Company Details
- Employees
- 18 (11-20)
- Annual Revenue
- $736,000 ($0M-$1M)
Isi: frequently asked questions
What does Isi do?
Isi is listed as a company classified under Professional and Management Development Training, based in Chicago, Illinois, United States, operating in Office service, employing 11-20 people and reporting $0M-$1M in annual revenue.
Where is Isi located?
Isi is headquartered at 600 W Fulton St, Chicago, Illinois, 60661, United States.
How many employees does Isi have?
Isi has about 18 employees (the 11-20 range).
What is Isi's annual revenue?
Isi's annual revenue is estimated at $736,000 (the $0M-$1M range).
What industry is Isi in?
Isi is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 611430 (Professional and Management Development Training).
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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