• A W-9 Tax Payer Identification Number and Certification Form  and Vendor Information Form must be completed by any new vendor being added to our system.  Please have vendors complete these forms and fax to Purchasing at 203-365-7609. 
  
  
• If you are asked to provide Sacred Heart University's W-9 to a company we want to do business with, please use this completed form. Vendors must complete the Vendor Information Form.‎