According to our records, this business is located at 490 Mayfield Dr. in Santa Rosa (in Sonoma County), California 95403, the location GPS coordinates are: 38.500472 (latitude), -122.758434 (longitude). R & D Machining is categorized under Machine Shops (SIC code 3599). Known organization owner is Richard Sowell. Current estimates show that the unit has a sales volume of $492,000 and staff of approximately 4 people. You can contact the company by phone at (707) 566-9491.