United Processing Inc
Commercial services · Chicago, Illinois
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Products & Services
About United Processing Inc
United Processing, Inc. a Process Server in Chicago since 1990 serving the legal community and private sector throughout Chicago, Illinois and nationwide service of process and private investigations. 25 field investigators and 15 office personnel.
Its primary NAICS classification is 561611 (Investigation and Personal Background Check Services). United Processing Inc is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (312) 6290140
- Website
- unitedproc.com
- Address
- 770 N La Salle Dr, Chicago, Illinois, 60654, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5616Investigation and Security Services
- 561611Investigation and Personal Background Check Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7381Investigation Services
Company Details
- Employees
- 66 (51-100)
- Annual Revenue
- $13.1M ($10M-$25M)
United Processing Inc: frequently asked questions
What does United Processing Inc do?
United Processing, Inc. a Process Server in Chicago since 1990 serving the legal community and private sector throughout Chicago, Illinois and nationwide service of process and private investigations. 25 field investigators and 15 office personnel.
Where is United Processing Inc located?
United Processing Inc is headquartered at 770 N La Salle Dr, Chicago, Illinois, 60654, United States.
How many employees does United Processing Inc have?
United Processing Inc has about 66 employees (the 51-100 range).
What is United Processing Inc's annual revenue?
United Processing Inc's annual revenue is estimated at $13.1M (the $10M-$25M range).
What industry is United Processing Inc in?
United Processing Inc is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561611 (Investigation and Personal Background Check Services).
How can I contact United Processing Inc?
Its website is unitedproc.com and its phone number is +1 (312) 6290140.
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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