According to our records, this business is located at 222 W 23rd St. in Wilmington (in New Castle County), Delaware 19802, the location GPS coordinates are: 39.755552 (latitude), -75.540764 (longitude). Diamond State Bldrs & Contrs is categorized under Home Builders (SIC code 1521). Known organization president is Paul Romano. Current estimates show that the unit has a sales volume of $4,500,000 and staff of approximately 41 people. You can contact the company by phone at (302) 658-9342.