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Doing Business with Delta Diablo

Purchasing Division       

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The Purchasing Division is responsible for the acquisition of materials, supplies, equipment, and services in support of Delta Diablo (District) activities. 

Supplier Guide 
Review the Supplier Guide for more information concerning District purchasing policies and procedures and how do to business with the District. 

Supplier Registration 
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 
Delta Diablo  
Purchasing Division 
2500 Pittsburg-Antioch Hwy 
Antioch, CA 94509