Schwartz Machine: Detroit's Premier CNC Machining Company based out of 4441 E 8 Mile Rd, Warren, Michigan, United States. Since its inception in 1951, Schwartz Machine is recognized as a leader among contract machining companies in the Detroit area. We are known for quality work, our ability to take your program from prototype to production, and our commitment to meet your emergency needs. Whether you need a single source from a design pattern to machined products or just machining, we can meet your requirements at a competitive price. Schwartz is a specialty, precision machining prototype shop serving the automotive, marine, and heavy equipment markets. Major customers include Stellantis, Ford, and GM; Mercury Marine; Allison Transmission, Caterpillar, and Navistar; as well as highly precise NASCAR racing customers.