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): invoices@ngc.com
- Alternate Mailing address:
5600 American Blvd W, Suite 200
Bloomington, MN 55437
Evaluated Receipts Settlement (ERS)
Supplier Invoice Instructions
Direct Pay Permits