Costars Suppliers' Gateway  
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Welcome to the COSTARS Suppliers' Gateway

Suppliers can report sales, pay annual administrative fees, edit profiles or review contract terms and offerings through the Supplier Gateway. Please follow the instructions below to access the Supplier Gateway.

  1. Click on the Supplier Gateway button below.
  2. Log in to the Supplier Portal.
    • In the upper right-hand corner select Log On.
    • Enter your User ID and Password.
    • Do not change Supplier Portal Admin User ID and Password unless authorized to do so by your Administrator. Changing Admin User ID and Password will not change COSTARS supplier profile.
  3. Select the Bidder Tab at the top of the page. .
  4. Select Enterprise Applications on the left side of the page.
  5. If a Security Warning pop-up box appears, select No or Show All Content.
  6. Select the COSTARS link at the top of the page to access the Vendor Dashboard where you can report sales, pay administrative fees, edit your profile or review contract terms and offerings.
  7. Click here to Access the

    Click here to Access the

    Note: For the most optimal experience, please ensure that you are using Internet Explorer versions 8.0 through 10.0.

    To learn more about doing business with COSTARS click here