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Products & Services
About On Call
On Call is listed as a company operating in Office service, employing 1-5 people, reporting $1M-$5M in annual revenue, classified under Offices of Certified Public Accountants and based in Chicago, Illinois, United States.
Its primary NAICS classification is 541211 (Offices of Certified Public Accountants). On Call is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (888) 8875212
- Website
- cfo-oncallnow.com
- Address
- 444 N Michigan Ave, Chicago, Illinois, 60611, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5412Accounting, Tax Preparation, Bookkeeping, and Payroll Services
- 541211Offices of Certified Public Accountants
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 872Accounting, Auditing, And Bookkeeping Services
- 8721Offices of Certified Public Accountants
Company Details
- Employees
- 4 (1-5)
- Annual Revenue
- $2.1M ($1M-$5M)
On Call: frequently asked questions
What does On Call do?
On Call is listed as a company operating in Office service, employing 1-5 people, reporting $1M-$5M in annual revenue, classified under Offices of Certified Public Accountants and based in Chicago, Illinois, United States.
Where is On Call located?
On Call is headquartered at 444 N Michigan Ave, Chicago, Illinois, 60611, United States.
How many employees does On Call have?
On Call has about 4 employees (the 1-5 range).
What is On Call's annual revenue?
On Call's annual revenue is estimated at $2.1M (the $1M-$5M range).
What industry is On Call in?
On Call is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541211 (Offices of Certified Public Accountants).
How can I contact On Call?
Its website is cfo-oncallnow.com and its phone number is +1 (888) 8875212.
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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