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Products & Services
About John Keller
This profile covers John Keller, a company based in Allentown, Pennsylvania, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under All Other Business Support Services.
Its primary NAICS classification is 561499 (All Other Business Support Services). John Keller is one of 784,164 Industrial & mechanical companies listed in Pennsylvania.
Business Contact Information
- Address
- 1037 N 28th St, Allentown, Pennsylvania, 18104, 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
- $300,000 ($0M-$1M)
John Keller: frequently asked questions
What does John Keller do?
This profile covers John Keller, a company based in Allentown, Pennsylvania, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under All Other Business Support Services.
Where is John Keller located?
John Keller is headquartered at 1037 N 28th St, Allentown, Pennsylvania, 18104, United States.
How many employees does John Keller have?
John Keller has about 3 employees (the 1-5 range).
What is John Keller's annual revenue?
John Keller's annual revenue is estimated at $300,000 (the $0M-$1M range).
What industry is John Keller in?
John Keller is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561499 (All Other Business Support Services).
Largest companies in Pennsylvania
Largest industrial & mechanical companies
Manufacturing sales in Pennsylvania, 2026
In Pennsylvania, Factur's 2026 study counted 44 manufacturing quotes worth $1.6M and 10 purchase orders over 12 months: 23% of quotes became orders, against 21% nationally. See the Pennsylvania data.
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