Phoseon Technology is a privately owned electronic manufacturing company based in Hillsboro in the U.S. state of Oregon. Founded in 2002, the company makes products that use ultraviolet light produced by light emitting diodes (LED) that are used for curing products in industrial settings. Phoseon is located in the Portland metropolitan area and has offices in Europe and Asia. Bill Cortelyou is the chief executive officer and president of the firm.