The Purchasing Division is responsible for the acquisition of materials, supplies, equipment, and services in support of Delta Diablo (District) activities.
Review the Supplier Guide for more information concerning District purchasing policies and procedures and how do to business with the District.
To be included on the Supplier List for future opportunities, register for free with Bidsync.
Current Bid/RFP Opportunities
Listing of current bid and RFP opportunities through the Purchasing Division. Public Works projects are NOT included in this listing.
Listing of items the District has declared as surplus.
Purchase Order Terms and Conditions
Purchasing Office Hours
Monday - Friday 8:00 a.m. - 5:00 p.m.
Shipping & Receiving Hours
Monday - Friday 8:00 a.m. - 4:00 p.m.
Closed 12:00 p.m. - 12:30 p.m.
Purchasing Contact Information
2500 Pittsburg-Antioch Hwy
Antioch, CA 94509