Testing Services
Commercial services · Carbondale, Illinois
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Products & Services
About Testing Services
Testing Services is a company classified under Educational Support Services, based in Carbondale, Illinois, United States, operating in Office service, employing 251-500 people and reporting $250M-$500M in annual revenue.
Its primary NAICS classification is 611710 (Educational Support Services). Testing Services is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (618) 4536003
- Website
- testingservices.siu.edu
- Address
- 605 Agriculture Dr, Carbondale, Illinois, 62901, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 61Educational Services
- 6117Educational Support Services
- 611710Educational Support Services
SIC Codes
- 82Educational Services
- 829Schools And Educational Services, Not Elsewhere
- 8299Automobile Driving Schools
Company Details
- Employees
- 379 (251-500)
- Annual Revenue
- $259.7M ($250M-$500M)
Testing Services: frequently asked questions
What does Testing Services do?
Testing Services is a company classified under Educational Support Services, based in Carbondale, Illinois, United States, operating in Office service, employing 251-500 people and reporting $250M-$500M in annual revenue.
Where is Testing Services located?
Testing Services is headquartered at 605 Agriculture Dr, Carbondale, Illinois, 62901, United States.
How many employees does Testing Services have?
Testing Services has about 379 employees (the 251-500 range).
What is Testing Services's annual revenue?
Testing Services's annual revenue is estimated at $259.7M (the $250M-$500M range).
What industry is Testing Services in?
Testing Services is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 611710 (Educational Support Services).
How can I contact Testing Services?
Its website is testingservices.siu.edu and its phone number is +1 (618) 4536003.
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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