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Bids and Proposals

The Suffolk County Purchasing Office oversees the County’s procurement which facilitates each County department’s mission while protecting the interests of the County and its taxpayers and promoting fairness in contracting with the business community.

Please click here for access to Suffolk County's Procurement Announcement System.

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Suffolk County Government

H. Lee Dennison Bldg

100 Veterans Memorial Hwy
P.O. Box 6100
Hauppauge, NY 11788

Riverhead County Center

County Road 51
Riverhead, NY 11901