About UsDiamond Chemical offers over 1500 products and services more than 2500 customers in the multi-state areas of Delaware, Pennsylvania, New Jersey and Maryland.
As the area's premier janitorial wholesale supply store and warehouse, we specialize in:
Our mission to our Industry is to provide:
Diamond Chemical and Supply is privately owned and operated by the Ventresca Family and continues to subscribe to their operating mandate: "We refuse to Sacrifice Quality for Price. The Quality Remains long after the Price is Forgotton."
Address: 524 S. Walnut Street Plaza, Wilmington, DE 19801
Phone: (302) 656-7786 Fax: (302) 656-3039 Email:
Diamond Chemical supplies industrial cleaning supplies, commercial cleaning supplies, and janitorial supplies in the Delaware, Philadelphia & New Jersey areas.
Copyright © 2023, Diamond Chemical & Supply Company. All Rights Reserved.