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Northwestern University

Accounts Payable


The Accounts Payable Department serves the Northwestern University community by performing disbursement functions. This includes paying all approved expenses for goods and services as well as all expense reimbursements made to University employees and University guests. We strive to provide professional and courteous service to our internal and external customers, while remaining in compliance with University policies and federal and state regulatory requirements. See Accounts Payable Services for more information.


Guy Wilson
2020 Ridge Avenue
Evanston, IL 60208
Phone: (847) 491.4445

Gary Ernsteen
Assistant Manager, Transaction Processing
2020 Ridge Avenue
Evanston, IL 60208
Phone: (847) 491.2781

Wanda Kailer
Assistant Manager, Customer Service
2020 Ridge Avenue
Evanston, IL 60208
Phone: (847) 467.0930

Customer Service
Phone: (847) 491.7339
Fax: (847) 491.4738

General email addresses:

·         To send an invoice to Accounts Payable:

·         For general Accounts Payable questions:

Click here for a full list of contact information.
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