Vendor Self Services


Vendor Self Service (VSS)

The Village is responsible for services rendered by third party vendors.

The VSS system allows vendors to look up their payments and update their information, such as W-4 status, etc.

Vendor Disadvantaged Business Enterprise (DBE) Certification 

Pursuant to 35 ILCS 200/18-50.2 , of the Illinois Compiled Statutes, contractors and all subcontractors are required to complete and submit a Vendor DBE certification, regardless of DBE status. Contractor shall complete and require all its subcontractors to complete the DBE certification for this project.

Bids/RFPs

Bids, Requests for Proposals (RFP), and Call for Bids (CFB) are posted online for review and download from DemandStar , linked below: 

By clicking this link, you acknowledge that you will leave the Village of Downers Grove’s website and that the Village accepts no responsibility or liability for the contents of the page if you choose to continue.


Vendor Registration : Vendors may receive notification when a formal sealed bid/RFP has been issued for their type of service by registering on DemandStar. 


Frequently Asked Questions

Do I need to sign up for VSS?

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How do I sign up for Vendor Self Service (VSS)?

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How to re-register your Vendor Self Service (VSS) account?

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Can I use a social provider account?

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How do I reset my password?

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Why am I getting emails from identity.tylerportico.com?

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