First Principles LLC
Commercial services · Chicago, Illinois
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Products & Services
About First Principles LLC
First Principles LLC is a company based in Chicago, Illinois, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Specialized Design Services.
Its primary NAICS classification is 541490 (Other Specialized Design Services). First Principles LLC is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Address
- 1734 W Roscoe St, Chicago, Illinois, 60657, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5414Specialized Design Services
- 541490Other Specialized Design Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7389Convention and Trade Show Organizers
Company Details
- Employees
- 22 (21-50)
- Annual Revenue
- $3.6M ($1M-$5M)
First Principles LLC: frequently asked questions
What does First Principles LLC do?
First Principles LLC is a company based in Chicago, Illinois, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Specialized Design Services.
Where is First Principles LLC located?
First Principles LLC is headquartered at 1734 W Roscoe St, Chicago, Illinois, 60657, United States.
How many employees does First Principles LLC have?
First Principles LLC has about 22 employees (the 21-50 range).
What is First Principles LLC's annual revenue?
First Principles LLC's annual revenue is estimated at $3.6M (the $1M-$5M range).
What industry is First Principles LLC in?
First Principles LLC is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541490 (Other Specialized Design Services).
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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