According to our records, this business is located at 1708 Naamans Rd. in Wilmington (in New Castle County), Delaware 19810, the location GPS coordinates are: 39.822479 (latitude), -75.488102 (longitude). Delaware Granite & Marble Inc is categorized under Siding Materials (SIC code 5211). Current estimates show that the unit has a sales volume of $200,000 and staff of approximately 2 people. You can contact the company by phone at (302) 529-8851.