Our friendly and knowledgeable staff are willing and able to assist customers with technical data, specifications, coverage and special blends for architects, inspectors, and roofing contractors. For over half-a-century, we've built our reputation in the roofing supply industry by providing 100% customer satisfaction, exceptional service and innovation. Call or email us anytime!

Our facilities include our main processing location in Riverside, California and our location in Fontana, California which features our rail spur.

Email: a1grit@aol.com    


A-1 Grit Company
P.O.Box 5675
Riverside, CA 92517

A-1 Grit Company
1901 Massachusetts Avenue
Riverside, CA 92507
Phone: 1-800-266-GRIT
Fax: 951-782-0281

A-1 Grit Company 
10338 Poplar Avenue
Fontana, CA 92337