New Supplier Registration
Changes Effective March 3, 2025
We utilize PaymentWorks to onboard all new domestic suppliers. Please work with your department contact or email [email protected] to be sent an invitation to register. Our iSupplyGW Supplier Registration Handbook provides detailed information on the steps for registering.
The University utilizes a procurement card or a Single Use Account (SUA) as our primary method of payment, at its sole discretion, for purchase order and payment transactions. Suppliers shall accept these expedited methods of payment upon the request of the University, and will do so at no additional charge to the University.
- Domestic Supplier Registration
Domestic Supplier Registration:
Step 1:
Domestic Suppliers Only
Once invited, please log into PaymentWorks to register.
Having the necessary information prior to beginning the registration process will ensure a smooth and trouble-free registration process. All registered suppliers must agree with the GW Standard Purchase Order Terms and Conditions. View the New Supplier Training and Navigation. The following information will be requested during this process:
- Federal Tax Identification Number, (Required)
- NIGP classification information describing the types of goods and services your company offers, (at least one is Required)
- Additional organizational personnel contacts, (Optional)
- Diversity Classification (Required) and Certification Number, (Optional)
- International Supplier Registration
International Suppliers:
International suppliers do not register via our GW portal but instead are required to submit the necessary documentation to the iSupplyGW Team for processing.
- Completed Supplier Registration Form, (Required).
- Copy of current IRS W-8BEN (for individuals) or W-8BEN-E (for entities), Rev. Oct 2021 (Required)
- Banking information for electronic payment, the Supplier Registration Form or a copy of a voided check (Required)
- Completed and approved International Engagement Request Form for international individuals, Rev. Oct 2021 (Required)
- Note: This form needs to be filled out by internal GW departments. The supplier should not fill out this form nor should a copy be shared with the supplier.
- Organizational personnel contact (Optional)
Once GW reviews and approves the registration you will receive an email confirming your registration as an active supplier with GW.
Exemptions The following exemptions should email us a copy of a current IRS W-9 and a copy of the Supplier Registration Form to [email protected]: Athletic Officials, Endowments, Garnishments, and Rent and Utility suppliers.
We want you to know:
- Completing the registration process does not guarantee your company will receive a request to bid or a contract from GW.
- Information provided by your company in this questionnaire will be treated in a confidential manner and will be subject to reasonable and prudent safeguards against improper disclosure.
- Workers Classification Review: Internal review for an individual completed by the department can be found under Completing the Necessary Forms from the GW Tax Department
- For more information on iSupplyGW, email us at [email protected] or call the iSupplyGW hotline, 571-553-0300.
- The University utilizes a procurement card or a Single Use Account (SUA) method of payment, at its sole discretion, for purchase order and payment transactions. Suppliers shall accept these expedited methods of payment upon the request of the University and will do so at no additional charge to the University.