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Products & Services
About Key Billing
Key Billing is a company operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue, classified under Accounting, Tax Preparation, Bookkeeping, and Payroll Services and based in Oak Brook, Illinois, United States.
Its primary NAICS classification is 541219 (Other Accounting Services). Key Billing is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (630) 9353613
- Address
- PO Box 3044, Oak Brook, Illinois, 60522, 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
- 541219Other Accounting Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 872Accounting, Auditing, And Bookkeeping Services
- 8721Offices of Certified Public Accountants
Company Details
- Employees
- 3 (1-5)
- Annual Revenue
- $650,000 ($0M-$1M)
Key Billing: frequently asked questions
What does Key Billing do?
Key Billing is a company operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue, classified under Accounting, Tax Preparation, Bookkeeping, and Payroll Services and based in Oak Brook, Illinois, United States.
Where is Key Billing located?
Key Billing is headquartered at PO Box 3044, Oak Brook, Illinois, 60522, United States.
How many employees does Key Billing have?
Key Billing has about 3 employees (the 1-5 range).
What is Key Billing's annual revenue?
Key Billing's annual revenue is estimated at $650,000 (the $0M-$1M range).
What industry is Key Billing in?
Key Billing is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541219 (Other Accounting Services).
How can I contact Key Billing?
Its phone number is +1 (630) 9353613.
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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