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Products & Services
About John Duffy
John Duffy is listed as a company classified under All Other Business Support Services, based in Rochester, Michigan, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 561499 (All Other Business Support Services). John Duffy is one of 528,309 Industrial & mechanical companies listed in Michigan.
Business Contact Information
- Phone
- +1 (248) 6560900
- Address
- 1460 Walton Blvd, Rochester, Michigan, 48309, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5614Business Support Services
- 561499All Other Business Support Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7389Convention and Trade Show Organizers
Company Details
- Employees
- 3 (1-5)
- Annual Revenue
- $326,000 ($0M-$1M)
John Duffy: frequently asked questions
What does John Duffy do?
John Duffy is listed as a company classified under All Other Business Support Services, based in Rochester, Michigan, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Where is John Duffy located?
John Duffy is headquartered at 1460 Walton Blvd, Rochester, Michigan, 48309, United States.
How many employees does John Duffy have?
John Duffy has about 3 employees (the 1-5 range).
What is John Duffy's annual revenue?
John Duffy's annual revenue is estimated at $326,000 (the $0M-$1M range).
What industry is John Duffy in?
John Duffy is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561499 (All Other Business Support Services).
How can I contact John Duffy?
Its phone number is +1 (248) 6560900.
Largest companies in Michigan
Largest industrial & mechanical companies
Manufacturing sales in Michigan, 2026
In Michigan, Factur's 2026 study counted 81 manufacturing quotes worth $4.7M and 28 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Michigan data.
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