If you already have an account or are a registered vendor and you have been invited to update your entity information, please remember changes to your entity name or address require the uploading of a current W-9 form.

If you have been invited to participate in a sourcing event, please login by entering your e-mail address, password and then click on the "Login" button.

Enter your email to Login/Create Account

The Vendor Portal is GSD&M's method to request and gather confidential data securely from individuals, companies, and organizations (domestic and foreign) who will receive a payment from GSD&M.
  • Maintain key aspects of your profile such as:
    • Legal entity name; d/b/a entity name
    • Addresses
    • Contacts
    • Payment Method
    • Tax Information
    • Diversity & Insurance Certifications
  • Marketplace enabled suppliers will be able to:
    • Receive purchase orders electronically
    • Submit invoices electronically

New individuals, companies and organizations who have not yet registered, please click below to create an account.

Please contact GSDM at for assistance.

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