Polyfusion Electronics, is a 21-year-old company based in Lancaster, New York (a suburb of Buffalo). Its Series 2000 Modular Music Synthesizers were first produced in 1975. Along with designing and building synthesizers during the late 1970's, Polyfusion began to develop and market its technical and manufacturing capabilities as an electronics sub-contractor for a number of OEM's. Today, Polyfusion occupies its own modern, 20,000 square foot facility and has a highly skilled and motivated staff of 35.
----[from Polyfusion's web page]
However, today Polyfusion only manufactures power amps and digital-to-audio converters.