Payment and Invoicing

Payment and Invoicing

Payment should be in accordance with your Northrop Grumman purchase order invoicing instructions. When applicable, the Northrop Grumman billing address will display in the header of the purchase order/change order

If you have any questions please contact your Northrop Grumman buyer or representative. 

Accounts Payable

For Aerospace Systems, Corporate & Enterprise Services, Mission Systems, Technology Services:
Northrop Grumman Systems Corporation
Enterprise Transaction Services
8710 Freeport Parkway, Suite 200
Irving TX 75063-2577
Attn:A/P Department - Mail Stop K06421
For Heritage NGIS (Innovation Systems/Heritage Orbital ATK)
  • E-Mail invoices electronically (Preferred):
  • Alternate Mailing address:
5600 American Blvd W, Suite 200
Bloomington, MN 55437

Evaluated Receipts Settlement (ERS)

Supplier Invoice Instructions

Direct Pay Permits