With over 90 years of superior service, Specialty Granules is a leading aggregates and mining company supplying specialized products to the North American building materials industry. For more information about SGI, visit www.specialtygranules.com.






SGI is a leader in its class for environmental responsibility. SGI’s Charmian Plant in Blue Ridge Summit, Pennsylvania, was awarded The Silver Environmental Excellence Award, one of the National Stone, Sand and Gravel Association’s highest environmental honors.