Highway Materials, Inc. is a producer of Construction Aggregates and Hot Mix Asphalt products in Eastern Pennsylvania, with nine locations to serve our customers, from Franklin County in the west to Northampton County in the North and Philadelphia County in the Southeast. Established in 1936, HMI has been a leader in the construction materials supply industry for over 72 years. We produce asphalt paving materials and crushed stone that meet the specifications of AASHTO, PennDOT, NJDOT, and FAA. Additionally, we are distributors of Geotextiles and various specialty paving products. Highway Materials, Inc. is capable of serving the needs of its customers no matter how large or small. With modern facilities, experienced workforce and certified technical support, Highway Materials, Inc. performs to the highest standards of the industry. Whether your requirements are the latest Superpave Asphalt mixes or residential driveway overlays, we have the high quality products to supply your project.