Welcome to Donal Machine
Donal Machine Inc. is a full-service, “turn-key” manufacturer offering a wide range of precision machining, precision sheet metal, and welding/fabrication services. With over 50 years of experience, we are capable of providing you with products of the highest quality reliably satisfying your JIT requirements.
A family owned small business caring about community and employees, Donal is a one-stop, union shop with varied capabilities in house. Expertise in precision machining, fabrication, welding and laser cutting. No job too small or too big: from a single part to thousands of parts over a multi-year contract. A highly skilled, experienced workforce; many machinists have worked at Donal for 20 to 30 years. Supported by a team of Nadcap certified material and special process vendors.
Since its establishment in 1969, Donal has grown from five to thirty-five employees. We are located in Sonoma County in a 30,000 square foot facility with easy access to the Highway 101 corridor. Many of Donal’s customers are in the greater San Francisco Bay Area, however, our manufacturing services are provided to customers throughout the United States. We serve many commercial industries including aerospace, computer, food processing equipment, medical, agriculture/wineries, waste handling equipment, and design.