According to our records, this business is located at 1966 S Date Ave. in Bloomington (in San Bernardino County), California 92316, the location GPS coordinates are: 34.065676 (latitude), -117.368642 (longitude). Duncan Bros Inc is categorized under Boat and Barge Sections, Prefabricated Metal (SIC code 3441). Known organization president is Michael Duncan. Current estimates show that the unit has a sales volume of $15,000,000 and staff of approximately 125 people. You can contact the company by phone at (909) 877-1904; the following fax number is also provided: (909) 877-6831.