Prototron Circuits Southwest Inc. started out humble, at least in Tucson. Parent company Prototron Circuits of Redmond, Wash., was doing work for big-name companies in the Seattle area including ...

Based in Daegu, a city in southeastern South Korea, ISU Petasys makes multi-layer printed circuit boards that hold chips and other components for AI servers. Surging demand for computer chips and ...

Orange County’s two largest printed circuit board makers are taking a bruising Tuesday on Wall Street amid softening demand and profit concerns. Shares of Anaheim-based Multi-Fineline Electronix Inc.