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About Square One
Square One is a company based in Prophetstown, Illinois, United States, employing 1-5 people, reporting $1M-$5M in annual revenue and classified under Limited-Service Restaurants.
Its primary NAICS classification is 722513 (Limited-Service Restaurants). Square One is one of 1,843,395 companies listed in Illinois.
Business Contact Information
- Phone
- +1 (815) 5372243
- Address
- 345 Washington St, Prophetstown, Illinois, 61277, United States
Industry & Classification
NAICS Codes
- 72Accommodation and Food Services
- 7225Restaurants and Other Eating Places
- 722513Limited-Service Restaurants
SIC Codes
- 58Eating And Drinking Places
- 581Eating And Drinking Places
- 5812Theater Cos. and Dinner Theaters
Company Details
- Employees
- 5 (1-5)
- Annual Revenue
- $1.1M ($1M-$5M)
Square One: frequently asked questions
What does Square One do?
Square One is a company based in Prophetstown, Illinois, United States, employing 1-5 people, reporting $1M-$5M in annual revenue and classified under Limited-Service Restaurants.
Where is Square One located?
Square One is headquartered at 345 Washington St, Prophetstown, Illinois, 61277, United States.
How many employees does Square One have?
Square One has about 5 employees (the 1-5 range).
What is Square One's annual revenue?
Square One's annual revenue is estimated at $1.1M (the $1M-$5M range).
What industry is Square One in?
Square One's primary NAICS code is 722513 (Limited-Service Restaurants).
How can I contact Square One?
Its phone number is +1 (815) 5372243.
Largest companies in Illinois
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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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