According to our records, this business is located at P.O. BOX 615 in New Castle (in New Castle County), Delaware 19720, the location GPS coordinates are: 39.6620397 (latitude), -75.5668166 (longitude). Mas Maintenance Inc is categorized under Automobile Machine Shop Services (SIC code 7538). Known organization president is Marty Smith. Current estimates show that the unit has a sales volume of $200,000 and staff of approximately 4 people. You can contact the company by phone at (302) 652-5755.