Costars Login

The COSTARS System uses Keystone Login which is a shared login portal with other Commonwealth systems. If you have a User ID and Password that has been used to access other Commonwealth

to perform COSTARS program activities, such as reporting sales, paying annual administrative fees, editing your organization's profile, searching for COSTARS Members detailed contact information, or reviewing contract terms and offerings. Follow

serves as a conduit through which registered and eligible local public procurement units (LPPUs) and state-affiliated entities (together "Members") are able to leverage contracts established by DGS to cost-effectively and efficiently identify

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CoStar, the world leader in commercial real estate information, has the most comprehensive database of real estate data throughout the US, Canada, UK and France.

Learn about COSTARS the Cooperative Purchasing Program program and how it provides better contracts at competitive pricing

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