NuStar StarQuest Vendor Management System

The Strategic Sourcing Department uses the StarQuest Vendor Management System to manage all suppliers. If you are interested in providing services and/or materials to NuStar, you must first register in StarQuest. If a sourcing opportunity presents itself, a NuStar employee will contact you. Below is a list of documents you may need to complete the registration process:

Basic Company Information
W-9 or W-8 Forms - https://www.irs.gov/ (if doing business with U.S. NuStar Entities)
Federal Tax ID or Business #
Primary Contact Information
ISNetworld Number (if applicable)
Business Insurance and Proof of Insurance (If applicable)
OSHA 300 / 300A logs (if applicable)
Diverse Business Certifications (if applicable)
ACH Banking Information (click here if applicable)
Proof of 501(c)(3) Designation (if applicable)

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