Global Sourcing. National Compliance. Local Service. The leading supplier of globally sourced, code-compliant Plumbing & PVF products for use in residential, commercial and industrial applications. Matco-Norca began in 1952 as the pioneer in sourcing valves. Since then, Matco-Norca has grown to be one of the largest independent sourcing companies that markets Matco-Norca branded fittings, pipe nipples, valves and plumbing specialties to wholesalers serving contractors and municipalities throughout the USA. Over the years, we established our company as `the` leader in providing quality products with exceptional value and service.