Starting October 1, 2024, please submit all invoices electronically in .pdf format only (readable pdf preferred) to this new e-mail address: PSNA.APInvoices@pdf.basware.com.  The purchase order number and ship-to location must be included in the email subject line.

Starting October 1, 2024
Other inquiries should be directed to USPSInquiry@tenneco.com.

Starting October 1, 2024
Monthly statements can be emailed to USPSInquiry@tenneco.com.

Starting October 1, 2024
Please contact Help Desk for all invoice questions or concerns. Representatives are available from 8:00am - 5:00pm EST Monday – Friday via email USPSInquiry@tenneco.com.

Rest assured, these changes are designed to streamline processes at Tenneco and will not disrupt the operational work. We are committed to ensuring a smooth transition and maintaining our high standards of service.