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Products & Services
About John Kefer
John Kefer is a company classified under Health Care and Social Assistance, based in Geneva, Illinois, United States, operating in Healthcare provider, employing 1-5 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 62 (Health Care and Social Assistance). John Kefer is one of 175,537 Healthcare & Life Science companies listed in Illinois.
Business Contact Information
- Phone
- +1 (630) 2320280
- Website
- rmg.nm.org
- facebook.com/davesmithdcpt
- Address
- 351 Delnor Dr, Geneva, Illinois, 60134, United States
Industry & Classification
- Industry
- Healthcare & Life Science
- Sector
- Healthcare provider
NAICS Codes
- 62Health Care and Social Assistance
SIC Codes
- 80Health Services
Company Details
- Employees
- 4 (1-5)
- Annual Revenue
- $514,000 ($0M-$1M)
John Kefer: frequently asked questions
What does John Kefer do?
John Kefer is a company classified under Health Care and Social Assistance, based in Geneva, Illinois, United States, operating in Healthcare provider, employing 1-5 people and reporting $0M-$1M in annual revenue.
Where is John Kefer located?
John Kefer is headquartered at 351 Delnor Dr, Geneva, Illinois, 60134, United States.
How many employees does John Kefer have?
John Kefer has about 4 employees (the 1-5 range).
What is John Kefer's annual revenue?
John Kefer's annual revenue is estimated at $514,000 (the $0M-$1M range).
What industry is John Kefer in?
John Kefer is in the Healthcare & Life Science / Healthcare provider industry, and its primary NAICS code is 62 (Health Care and Social Assistance).
How can I contact John Kefer?
Its website is rmg.nm.org and its phone number is +1 (630) 2320280.
What companies are similar to John Kefer?
Other large healthcare & Life Science companies in Illinois include CommonSpirit Health, McDonald's Corp, Advocate Aurora Health and Northwestern Medicine.
Largest healthcare & life science companies in Illinois
Largest companies in Illinois
Largest healthcare & life science 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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