TechKnowledgePackRat
Commercial services · Chicago, Illinois
Products & Services
About TechKnowledgePackRat
William (Bill) Sullivan https://www.linkedin.com/in/techknowledgepackrat I am a Tech Knowledge Packrat in the Chicago area and this is my KB (Knowledge Base Search Page).
Its primary NAICS classification is 541511 (Custom Computer Programming Services). TechKnowledgePackRat is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (847) 8583349
- Website
- techknowledgepackrat.com
- Address
- Chicago, Illinois, 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
- 16 (11-20)
- Annual Revenue
- $1.6M ($1M-$5M)
TechKnowledgePackRat: frequently asked questions
What does TechKnowledgePackRat do?
William (Bill) Sullivan https://www.linkedin.com/in/techknowledgepackrat I am a Tech Knowledge Packrat in the Chicago area and this is my KB (Knowledge Base Search Page).
Where is TechKnowledgePackRat located?
TechKnowledgePackRat is headquartered in Chicago, Illinois, United States.
How many employees does TechKnowledgePackRat have?
TechKnowledgePackRat has about 16 employees (the 11-20 range).
What is TechKnowledgePackRat's annual revenue?
TechKnowledgePackRat's annual revenue is estimated at $1.6M (the $1M-$5M range).
What industry is TechKnowledgePackRat in?
TechKnowledgePackRat is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541511 (Custom Computer Programming Services).
How can I contact TechKnowledgePackRat?
Its website is techknowledgepackrat.com and its phone number is +1 (847) 8583349.
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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