Welcome to the online home of Capital Services & Supplies, Inc. (CSSI).

CSSI is an office solutions firm located in Washington, DC, established in 1980.

CSSI’s goods and services are available to commercial, government, and educational institutions throughout the continental United States.

CSSI constantly refines it product offering to provide single source convenience.

CSSI provides a vast assortment of:

Office Supplies & Furniture

Office machine Sales & Service

Computer Supplies & Products

Facility Maintenance Products

Information Technology Services

Moving & Logistics Services

Please clicks on the link above for more information on our product offerings.