According to our records, this business is located at 6920 Sr 7 N in Dover (in Pope County), Arkansas 72837, the location GPS coordinates are: 35.3591741 (latitude), -93.1220356 (longitude). Janssen Engineering Inc is categorized under Machine Shops (SIC code 3599). Known organization owner is Al Janssen. Current estimates show that the unit has a sales volume of $861,000 and staff of approximately 7 people. You can contact the company by phone at (479) 968-5035; the following fax number is also provided: (479) 968-1691.