Small business owned by a woman and run by a family since 1972. In Southern California, Valley Circuits, aka Valley Syncom Circuits, has grown to be one of the most prominent board houses. By continuously upgrading and enhancing our procedures, VSC has given our clients a sustained competitive advantage. focused on printed circuit boards for the medical, aerospace, and defense industries. VSC's management team and employees are committed to providing exceptional quality, service, and dependability. standing tall with almost thirty years of experience. VSC has a track record of success and offers expert knowledge.