Quincy Compressor's reputation for quality dates back to 1920. Since then, they continued to refine and improve their product offerings. In 1937, Quincy released the QR-25 reciprocating/piston compressor, which remains an industry standard known for its reliable performance in demanding applications. Today's current line of Quincy air compressors includes rotary-screw and oil-free compressors, as well as air treatment products, vacuum pumps, and more