Update - We are no longer utilizing Oildex, and now offer Cortex to our vendors who prefer to submit invoices electronically.
To enroll and submit your invoices online through Cortex
- Please call Cortex at (866)716-6272 or email at firstname.lastname@example.org
- If you are a current Cortex user and are having trouble submitting/viewing your invoices, contact Cortex at (866) 716-6272
To update vendor account information
- To change your mailing or remittance address, please email, fax, or mail us this request. Please include company name, vendor number, previous address, and updated address. We do not accept address changes by phone.
To sign up for direct deposit or update your banking information, click link below and print off form & submit by mail, email, or fax.
To view electronic payment detail, please follow the link below.
15 Smith Road, Suite 3000
Midland, TX 79705
Other questions for the Vendor Inquiries can be submitted through the form below.
Vendor Inquiries Form
Fields marked with an * are required.