Contracting & Purchasing

Enterprise Services oversees more than 1,500 vendors supplying goods and services through master contracts. These contracts are available to state, local, and tribal governments.

We offer contractors and vendors access to open, competitive business opportunities for goods, services and construction projects.

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For DES operating procedures, visit the DES COVID-19 Information page.

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Contact Information

Main phone number:
(360) 407-2210

Find a Contracts Specialist


Mailing address:
PO Box 41408
Olympia, WA 98504-1408

Physical address:
1500 Jefferson Street, #6097
Olympia, WA 98501