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Supplier Processing

(In alphabetical order)

Add Supplier Request

Award Payments

Conflict of Interest


Independent Contractors

Modify Supplier Request

Purchasing and Payments

Statement of Services Form

Supplier Code

Supplier Request

W-8 IRS Forms

  • W-8 (IRS) Forms. Foreign Vendor Packet: provide this to your vendor for review and to determine the appropriate W-8 form to submit to Northwestern.

W-9 (IRS) Form


Vendor File Management Team
Phone: 847.491.4707