The ABC Supply also known as the American Builders & Contractors Supply Co. Inc. is a roofing and building materials private company that is based in the United States. It was founded in the year 1982 by Hendricks and since then it has grown tremendously having over 500 stores in the country. It has also in the process acquired a subsidiary known as Bradco Supply. The ABC Supply specializes in providing roofing, windows, gutters, siding, doors and exterior building products to the consumers. It has an employee population of about 5,800 and its headquarters are located at Beloit, Wisconsin, USA.