Since 1996, ProSource Plumbing Supply has been serving the Carolinas by providing plumbing supplies, luxury plumbing fixtures, lighting and cabinet and door hardware from some of the most reputable brands and manufacturers in the industry. As one of the few independent plumbing supply organizations in the upstate, ProSource’s headquarters in Greenville now operates from an 86,000-square-foot location and employs over a hundred full time employees. ProSource is dedicated to surpassing customer expectations. We offer extensive product knowledge and training for our employees so we may assist you with all aspects of your project. Customer service is key to us. Whether you visit us to buy cabinet knobs or select hardware and plumbing fixtures for your entire house, we treat everyone equally with personalized service and support.