For over 90 years, Plumbers Supply Co. has stood proud as the region’s ultimate supply and service source for residential, co ... mmercial, and industrial plumbing, heating and air conditioning equipment, pumps, and industrial piping supplies serving contractor, industry, and institutions throughout Kentucky, Indiana, and Southern Illinois. Organized into five separate divisions, 12 branch offices, and warehouse facilities boasting over 50,000 different products at a value of more then $25,000,000, our mission is to become your Plumbing, Mechanical/PVF, HVAC, and Fire Protection Distributor of choice, offering unparalleled service, technical advice, and delivering “EVERYTHING UNDER THE SUN”. read more