According to our records, this business is located at P.O. BOX 653 in Dover (in Kent County), Delaware 19903, the location GPS coordinates are: 39.158168 (latitude), -75.5243682 (longitude). R & D Mechanical is categorized under Warm Air Heating and Air Conditioning Contractors (SIC code 1711). Known organization president is Robin Thompson. Current estimates show that the unit has a sales volume of $1,800,000 and staff of approximately 18 people. You can contact the company by phone at (302) 734-5583.