According to our records, this business is located at P.O. BOX 9191 in Newark (in New Castle County), Delaware 19714, the location GPS coordinates are: 39.6837226 (latitude), -75.7496572 (longitude). Glenn A Sand Mark Clark is categorized under Name Plates: Except Engraved, Etched, Etc.: Metal (SIC code 3993). Known organization principal is Mark Clark. Current estimates show that the unit has a sales volume of $98,000 and staff of approximately 2 people. You can contact the company by phone at (302) 453-9286.