According to our records, this business is located at 602 Silverside Rd. in Wilmington (in New Castle County), Delaware 19809, the location GPS coordinates are: 39.788023 (latitude), -75.488178 (longitude). Ruth Ann Mattingly PHD is categorized under Social Service and Welfare Organizations (SIC code 8322). Known organization owner is Ruth Mattingly. Current estimates show that the unit has a sales volume of $27,000 and staff of approximately 1 worker. You can contact the company by phone at (302) 798-0987.