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Products & Services
About Willert Co
This profile covers Willert Co, a company operating in Office service, employing 6-10 people, reporting $1M-$5M in annual revenue, classified under Custom Computer Programming Services and based in Franklin Park, Illinois, United States.
Its primary NAICS classification is 541511 (Custom Computer Programming Services). Willert Co is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (630) 8601620
- Address
- 1144 E Green St, Franklin Park, Illinois, 60131, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5415Computer Systems Design and Related Services
- 541511Custom Computer Programming Services
SIC Codes
- 73Business Services
- 737Computer Programming, Data Processing, And Other Computer Related Services
- 7371Custom Computer Programming Services
Company Details
- Employees
- 6 (6-10)
- Annual Revenue
- $1.2M ($1M-$5M)
Willert Co: frequently asked questions
What does Willert Co do?
This profile covers Willert Co, a company operating in Office service, employing 6-10 people, reporting $1M-$5M in annual revenue, classified under Custom Computer Programming Services and based in Franklin Park, Illinois, United States.
Where is Willert Co located?
Willert Co is headquartered at 1144 E Green St, Franklin Park, Illinois, 60131, United States.
How many employees does Willert Co have?
Willert Co has about 6 employees (the 6-10 range).
What is Willert Co's annual revenue?
Willert Co's annual revenue is estimated at $1.2M (the $1M-$5M range).
What industry is Willert Co in?
Willert Co is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541511 (Custom Computer Programming Services).
How can I contact Willert Co?
Its phone number is +1 (630) 8601620.
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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